Best Extism Alternatives in 2025
Find the top alternatives to Extism currently available. Compare ratings, reviews, pricing, and features of Extism alternatives in 2025. Slashdot lists the best Extism alternatives on the market that offer competing products that are similar to Extism. Sort through Extism alternatives below to make the best choice for your needs
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Deno
Deno
FreeDeno is a modern, straightforward, and secure runtime environment designed for JavaScript, TypeScript, and WebAssembly, built on Rust and utilizing the V8 engine. Accompanying Deno is a comprehensive manual that dives deeper into the more intricate functions of the runtime, introduces the foundational concepts behind Deno, and offers insights into its internal workings, as well as guidance on how to integrate Deno into your applications and enhance it with Rust plugins. In addition to the runtime itself, Deno also offers a curated collection of standard modules that have undergone thorough audits by the maintainers, ensuring compatibility with specific versions of Deno; these modules can be found in the denoland/deno_std repository. This focus on security, ease of use, and robust documentation makes Deno an appealing choice for developers looking to build efficient applications. -
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AssemblyScript
The AssemblyScript Project
FreeA language resembling TypeScript designed for WebAssembly is known as AssemblyScript. This language is specifically tailored to leverage the capabilities of WebAssembly, allowing developers to have granular control over their applications. Thanks to its resemblance to TypeScript, developers can easily compile their code to WebAssembly without the need to learn a completely different programming language. AssemblyScript seamlessly fits into the existing web development ecosystem, requiring no cumbersome toolchain installations; a simple npm install is all that's needed to get started. It is an open-source project available under the Apache License, Version 2.0, and is built on top of Binaryen while adhering to the WebAssembly standards. AssemblyScript is supported and maintained by a talented group of contributors who are dedicated to enhancing its capabilities and community. -
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Rio Terminal
Rio Terminal
1 RatingRio is a terminal application developed using Rust, WebGPU, and the Tokio runtime, aimed at delivering an exceptional frames-per-second experience while also providing the flexibility to minimize GPU usage. The terminal's rendering engine utilizes a Redux state machine, ensuring that unchanged lines are not redrawn, thereby prioritizing a minimal rendering process most of the time. Furthermore, Rio is crafted to be compatible with a WebAssembly runtime, paving the way for future enhancements such as customizable tab systems through WASM plugins written in various programming languages. Additionally, Rio employs WGPU, which serves as a WebGPU implementation designed for non-browser environments and acts as a backend for Firefox’s own WebGPU implementation, allowing for a more efficient utilization of modern GPUs compared to WebGL alternatives. This focus on performance and customization makes Rio a versatile choice for terminal users seeking both speed and adaptability. -
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Nakama
Heroic Labs
FreeNakama is a game server framework that is open source and created by Heroic Labs, aimed at supporting the development of real-time, multiplayer, and social gaming experiences across a variety of platforms like Godot, Unity, and Unreal Engine. It offers an extensive range of features including real-time multiplayer support, customizable matchmaking systems, leaderboards, in-game chat functionalities, and management of in-game currencies. Developers are empowered to enhance Nakama's capabilities through server-side scripts written in languages such as Go, TypeScript, or Lua, which provides them with authoritative game mechanics and greater oversight of the game's state. Additionally, the platform features open-source client libraries that cater to various game engines and programming languages, ensuring developers have the tools they need for smooth integration and versatility in their projects. Unlike traditional multi-tenant SaaS solutions, Nakama serves as a dedicated server, enabling developers to incorporate custom features and maintain secure, authoritative gameplay directly on their game servers. This level of customization allows for unique gaming experiences tailored to the specific needs of each project. -
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Cocos Creator
Cocos
Cocos Creator serves as a versatile and lightweight open-source graphics engine that facilitates the creation of both 2D and 3D digital content across multiple platforms in real-time. Its capabilities extend beyond game development, offering comprehensive solutions for sectors such as automotive, XR, the Metaverse, and education, making it a highly adaptable tool. The engine is designed for high performance while maintaining low power consumption, enabling features like streaming loading and seamless cross-platform publishing. With an intuitive all-in-one editor tailored for artists, game designers, and developers, Cocos Creator also boasts a robust plug-in system that allows for extensive customization, a fluid animation editor, and a user-friendly TypeScript scripting language that simplifies debugging. It effectively supports a wide range of platforms, providing both accessible and professional-grade tools for crafting immersive virtual environments. Additionally, Cocos Creator addresses diverse needs such as virtual character development, industrial simulations, interactive marketing strategies, XR content production, gaming experiences, and advanced smart digital cockpit solutions. Overall, its versatility and extensive feature set make Cocos Creator a powerful choice for anyone looking to innovate in the digital landscape. -
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WebAssembly
WebAssembly
FreeWebAssembly, commonly referred to as Wasm, is a binary instruction format intended for a stack-based virtual machine. It serves as a portable compilation target for various programming languages, which facilitates the deployment of applications on the web for both client-side and server-side use. The design of the Wasm stack machine emphasizes efficiency in size and load time, utilizing a binary format that promotes quick execution. By leveraging prevalent hardware capabilities, WebAssembly aims to achieve performance that is comparable to native speed across numerous platforms. WebAssembly also establishes a memory-safe and sandboxed execution environment that can be integrated into existing JavaScript virtual machines, thus expanding its versatility. When utilized within web environments, WebAssembly adheres to the browser's same-origin and permissions security protocols, ensuring a safe execution context. Additionally, WebAssembly provides a pretty-printed textual format that is beneficial for debugging, testing, and learning, allowing developers to experiment and optimize their code easily. This textual representation will also be accessible when examining the source of Wasm modules on the web, making it easier for programmers to engage directly with their code. By fostering such accessibility, WebAssembly encourages a deeper understanding of how web applications function at a fundamental level. -
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Fermyon
Fermyon
Fermyon makes cloud application building much easier, simpler, and more cost-effective by providing a WebAssembly-based execution platform with an easy-to-use web interface. WebAssembly allows you to build and run microservices as well as web applications. Spin CLI makes it easy to get up and running in minutes. Spin makes it easy to create apps from functions and components. Bindle allows for powerful versioning and release management. The web dashboard allows you to manage auto-deployments and view logs. You can easily run your WebAssembly containers and services side-by-side. We are creating open-source, WebAssembly powered cloud tools with the goal of simplifying and unlocking new technologies. You can quickly create and run microservices and web apps with startup times of less than a second. You can also scale up and down in a matter of seconds and execute in a safe, sandboxed environment. WebAssembly is a faster and more efficient way to run your services in cloud. -
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Zellij
Zellij
FreeZellij is a versatile workspace tailored for developers, operations experts, and terminal aficionados, built on the principle that one can achieve both simplicity and functionality without compromise, thus offering an exceptional out-of-the-box experience alongside sophisticated features. It caters to a diverse audience, from novices to seasoned professionals, by providing extensive customization options and personal automation capabilities through customizable layouts, true multiplayer collaboration, and distinctive user experience attributes like floating and stacked panes, complemented by an advanced resizing algorithm that smartly positions new panes for optimal efficiency. The inclusion of a plugin system allows users to create their own pane types in any language that compiles to WebAssembly, while an extensive command-line interface introduces Command Panes for executing and re-executing commands in dedicated spaces, as well as functions such as running, editing, and renaming panes. With its single-process architecture, Zellij guarantees quick and responsive performance, and its all-inclusive design equips users with a comprehensive terminal workspace that meets the demands of contemporary development practices. As a result, Zellij not only enhances productivity but also fosters a collaborative environment, making it an indispensable tool for both individual developers and teams alike. -
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t3rn
t3rn
t3rn revolutionizes the execution of smart contracts across multiple blockchains by providing a solution that is accountable, scalable, and entirely free of trust issues for developers, users, and investors alike. By seamlessly facilitating any multichain transaction, t3rn lays the groundwork for the interoperable systems essential for a multichain future. The smart contract hubs offered by t3rn are equipped with robust fail-safes that can revert unsuccessful transactions back to their last secure state, safeguarding users' funds from potential loss. Moreover, the open-source nature of the code ensures full on-chain tracking, enabling original creators to receive compensation each time their code is executed. With t3rn, the world of decentralized finance isn't confined to a single blockchain, making multichain DeFi a tangible reality. Users can access smart contracts stored in the open-source registry or earn payments whenever they deploy their own smart contracts. Furthermore, smart contracts can be created using familiar programming languages such as Solidity, ink!, or WebAssembly, or any other language that compiles to WASM, providing flexibility and ease of use for developers. This innovative approach not only enhances user experience but also encourages a broader adoption of multichain solutions in the DeFi space. -
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Wasmer
Wasmer
Develop applications that operate seamlessly across all platforms, share them with the global community, and deploy them at the edge with ease. Experience the power of sandboxed WebAssembly applications that can be executed anywhere via a unified runtime, accomplishing in just days what typically takes months for others. The era of needing separate binaries for each platform and architecture is over; embrace the advancement of lightweight containerized applications that can effortlessly run across various environments. With support for nearly all programming languages, these solutions are truly universal, delivering performance comparable to native applications. There's no longer a restriction based on language limitations for packages; instead, you can collaborate across different technology stacks, tap into the vast ecosystem, and contribute your own packages to enhance functionality. Enjoy the benefits of serverless scalability combined with the reusability found in cloud environments, while deploying to the edge to save both time for your users and costs for yourself. This approach is not only faster and more cost-effective but also offers indefinite scalability. All programming languages are fully contained and set up for collaboration, allowing you to integrate your own backend, compiler, or runner. As a result, you can run applications at speeds close to that of native performance, consistently outperforming your competitors and setting new standards for efficiency and effectiveness. With these innovative tools, the future of application development is not just bright; it’s transformative. -
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Ring
Ring
FreeThe Ring programming language serves as a versatile, multi-paradigm tool suitable for a variety of applications. It embraces multiple programming paradigms, including imperative, procedural, object-oriented, declarative with nested structures, functional, meta programming, and natural programming. This language is designed to be portable across different operating systems such as Windows, Linux, macOS, Android, and WebAssembly, allowing developers to create applications for consoles, graphical user interfaces, the web, games, and mobile platforms. Emphasizing simplicity, compactness, and flexibility, Ring encourages an organized coding style and features a clear, visual implementation. With its concise syntax and robust feature set, it allows programmers to build intuitive interfaces and domain-specific languages quickly. Additionally, Ring's small footprint, combined with an intelligent garbage collector, grants developers greater control over memory management. In essence, it is a practical language that is well-equipped with a variety of useful libraries to enhance the development experience. -
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BoxLang
BoxLang
BoxLang is a contemporary scripting language that is loosely and dynamically typed, tailored for the Java Virtual Machine (JVM), and it encompasses both Object-Oriented (OO) and Functional Programming (FP) paradigms. This language is versatile enough to be utilized across various platforms and operating systems, including web servers, Java application servers, AWS Lambda, and WebAssembly, among others. By integrating numerous features from an array of programming languages, BoxLang offers developers a syntax that is not only modern but also fluent and expressive. Its design emphasizes modularity and dynamism, fully leveraging the advanced capabilities of the JVM. As a dynamically typed language, BoxLang eliminates the necessity for explicit type declarations and is equipped with type inference, auto-casting, and the ability to promote types as needed. Additionally, BoxLang's runtime adaptability allows for the addition, removal, or modification of methods and properties on-the-fly, making it a flexible choice for developers. This unique combination of features positions BoxLang as a compelling option for those seeking a robust and innovative programming tool. -
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Solar2D
Solar2D
FreeSolar2D is a game engine that utilizes Lua for its design and emphasizes user-friendly iterations. Originating as an open-source project derived from the popular Corona SDK, it empowers developers to build applications for a multitude of devices including mobile phones, desktops, and connected TVs, all while maintaining a single codebase that caters to platforms like iOS, tvOS, Android, Android TV, macOS, Windows, Linux, and HTML5. One of its standout features is an instant-update simulator that allows developers to view code modifications in real time, complemented by live builds that facilitate quick testing on actual devices via a local network. Additionally, Solar2D boasts a comprehensive selection of plugins designed to enhance its core capabilities, addressing needs such as in-app advertising, analytics, and multimedia functionalities. Developers seeking further customization can utilize Solar2D Native, which enables the integration of any native libraries or APIs written in languages like C, C++, Objective-C, or Java. Powered by the efficient Lua scripting language, Solar2D is entirely free to use without any hidden costs, fees, or royalties, making it an appealing choice for game developers. This accessibility and flexibility foster a vibrant community of developers who continuously contribute to the engine's growth and capabilities. -
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Jodit
Jodit
$99 one-time paymentAn impressive open-source WYSIWYG editor crafted entirely in TypeScript, free from reliance on external libraries. It offers user-friendly features while maintaining robust capabilities, and it includes support for additional plugins and enhancements, all built upon an open-source foundation. This combination of simplicity and power makes it an excellent choice for developers looking for flexibility in their projects. -
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Elements
Namazu Studios
Elements, the platform powering Namazu Studios, is an open-source backend server and live-ops solution for game studios looking to build scalable infrastructure for online multiplayer games. With Elements, game developers can easily manage game operations, allowing them to scale their infrastructure while focusing on what matters most—creating dynamic and immersive gaming experiences. The platform’s extensible game engine simplifies complex backend tasks, offering a graphical interface to manage missions, quests, and other in-game features. Its open-source nature means that developers can modify and enhance the platform to suit their unique needs, making it a flexible tool for both small studios and large-scale game development projects. -
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Casbin
Casbin
FreeCasbin is a versatile open-source library designed for authorization, enabling the implementation of various access control paradigms such as Access Control Lists (ACL), Role-Based Access Control (RBAC), and Attribute-Based Access Control (ABAC). This library is available in numerous programming languages, including Golang, Java, C/C++, Node.js, JavaScript, PHP, Laravel, Python, .NET (C#), Delphi, Rust, Ruby, Swift (Objective-C), Lua (OpenResty), Dart (Flutter), and Elixir, ensuring developers have a unified API experience across different environments. By utilizing the PERM metamodel, Casbin allows developers to define access control models through configuration files, making it easy to modify or upgrade authorization systems with minimal effort. It also provides a variety of policy storage solutions, compatible with databases such as MySQL, PostgreSQL, Oracle, MongoDB, Redis, and AWS S3, catering to diverse storage needs. Additionally, Casbin includes a role manager that efficiently manages RBAC role hierarchies and supports filtered policy management, which enhances the effectiveness of access enforcement. As a result, developers can easily adapt Casbin to their specific project requirements while maintaining robust security practices. -
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Zed
Zed Industries
FreeZed is an advanced code editor crafted for seamless collaboration between humans and AI, emphasizing high performance. Developed entirely in Rust to maximize the efficiency of multiple CPU cores and GPU resources, it allows for the integration of emerging LLMs into your coding workflow for tasks such as code generation, transformation, and analysis. The platform facilitates real-time communication with team members, enabling collaborative note-taking, screen sharing, and project management. With its multibuffer system, users can edit selected excerpts from the entire codebase on a single interface. It also supports inline code evaluation through Jupyter runtimes, allowing for joint notebook editing. Zed is compatible with numerous programming languages, thanks to Tree-sitter, WebAssembly, and the Language Server Protocol. Its quick native terminal is integrated with Zed's language-aware task runner and AI features, enhancing productivity. The editor offers first-class modal editing through Vim bindings, incorporating functionalities such as text objects and marks for efficient navigation. Built by a diverse global community of thousands of developers, Zed encourages users to enhance their experience with a wide array of extensions that expand language capabilities, provide various themes, and more. Furthermore, its user-friendly design aims to streamline development workflows, making it an ideal choice for programmers looking to elevate their coding efficiency. -
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Modsurfer
Dylibso
FreeModsurfer offers operational and development teams a pioneering application that serves as both a system of record and a diagnostics tool for searching, browsing, validating, auditing, and investigating WebAssembly binaries. Users can quickly gain insights into various aspects of WebAssembly module data, including code size, complexity, and import/export details. The platform allows for detailed searches concerning modules, including hashes, IDs, function names, strings, namespaces, and errors. It simplifies the auditing and tracking of WebAssembly code across your entire stack, enabling users to debug and address issues that are typically challenging to identify due to the opaque nature of WebAssembly formats. Moreover, users can create or generate a "check file" to monitor binary requirements effectively. In the event a module does not pass validation, a comprehensive report is generated to assist in rectifying the issue. The validation process checks for the existence of imports and exports, function signatures, security compliance, runtime complexity, and other critical factors. With the Command Line Interface (CLI), all Modsurfer data is readily accessible, making it the most user-friendly way to engage with either the Modsurfer desktop application or the enterprise server. This streamlined approach significantly enhances the overall efficiency of managing WebAssembly code. -
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IBM CICS
IBM
IBM® CICS® Transaction Server for z/OS® has transformed into a versatile mixed-language application server that empowers developers to create and enhance applications using the programming languages and tools that align with both their expertise and business requirements. It supports a variety of languages and frameworks, including Java®-based OSGi, Springboot®, Jakarta® EE, Eclipse® MicroProfile, and a Node.js® runtime for JavaScript and TypeScript, alongside traditional languages like COBOL, C/C++, and PL/I. This capability allows CICS to effectively manage applications, catering to high-volume transaction environments with security, reliability, and cost-effectiveness. Developers can either craft new applications or build upon existing, mission-critical services by integrating new interfaces. With an array of programming languages at your disposal, your creativity can truly flourish. The development process in CICS Transaction Server mirrors that of other applications, enhanced by plug-ins for popular tools such as Maven®, Gradle®, Zowe®, and UrbanCode Deploy®, making it easy for developers to adapt and thrive in this dynamic environment. By leveraging these modern capabilities, organizations can stay competitive and responsive to evolving market demands. -
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Refraction
Refraction
$8 per monthRefraction serves as a powerful code-generation tool tailored for developers, employing AI to assist in writing code. This innovative platform enables users to produce unit tests, documentation, refactor existing code, and much more. It supports code generation in 34 programming languages, including Assembly, C#, C++, CoffeeScript, CSS, Dart, Elixir, Erlang, Go, GraphQL, Groovy, Haskell, HTML, Java, JavaScript, Kotlin, LaTeX, Less, Lua, MatLab, Objective-C, OCaml, Perl, PHP, Python, R Lang, Ruby, Rust, Sass/SCSS, Scala, Shell, SQL, Swift, and TypeScript. With Refraction, thousands of developers globally are streamlining their workflows, utilizing AI to automate tasks such as documentation creation, unit testing, and code refactoring. This tool not only enhances efficiency but also allows programmers to concentrate on more critical aspects of software development. By leveraging AI, you can refactor, optimize, fix, and style-check your code effortlessly. Additionally, it facilitates the generation of unit tests compatible with various testing frameworks and helps clarify the intent of your code, making it more accessible for others. Embrace the capabilities of Refraction and transform your coding experience today. -
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AWS GameKit
Amazon
Leverage AWS CloudFormation templates to enhance your game's backend capabilities. Provide essential functionalities to your players by utilizing preconfigured AWS solutions. Employ sample assets and code to quickly prototype game features, accelerating the development process. AWS GameKit serves as an integration toolkit for game engines, enabling the creation of cloud-connected features while simplifying the complexities of cloud service architecture. With this toolkit, you can swiftly initiate active game projects equipped with ready-made backend features, open-source code, and comprehensive documentation. Benefit from solutions crafted by cloud architecture specialists, adhering to the AWS Well-Architected Framework to ensure security, performance, and resilience. Integrate the AWS GameKit plugin within your game engine to efficiently configure and deploy the necessary AWS resources for your cloud-driven game features. Additionally, utilize AWS tools for monitoring, scaling, and customizing backend services while maintaining control over the data generated and stored in the AWS environment. This comprehensive approach allows developers to focus on creating engaging gameplay experiences, ultimately enhancing player satisfaction. -
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AppWarp
ShepHertz Technologies
$100 per monthAppWarp serves as a robust framework for developing real-time multiplayer games, facilitating the smooth integration of interactive online experiences across various platforms. With support for more than 18 SDKs, including popular options like iOS, Android, Unity3D, and Cocos2Dx, developers can easily craft both real-time and turn-based multiplayer games. The platform boasts critical features such as matchmaking, stable connections, and cross-platform compatibility, all of which contribute to a seamless gaming experience. Developers can utilize user-friendly client-side tools to effectively manage virtual rooms, lobbies, and communication through a proprietary binary protocol. For those seeking greater control over their gaming environment, AppWarp S2 offers an on-premise server option, empowering developers to run their own authoritative game servers with extensive customization possibilities, including options for server-side authentication and tailored game logic. This flexibility not only enhances the gaming experience but also allows developers to innovate and implement unique features specific to their games. -
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Eclipse Web Tools Platform (WTP)
Eclipse Foundation
1 RatingThe Eclipse Web Tools Platform (WTP) enhances the Eclipse environment with a suite of tools aimed at facilitating the development of Web and Java EE applications. This comprehensive platform features both source and graphical editors for a range of programming languages, along with wizards and built-in applications designed to streamline the development process while also offering tools and APIs for deploying, running, and testing applications. Additionally, the Libra project seamlessly merges the functionalities of the Plug-in Development Environment project with the Web Tools Platform project, creating a cohesive framework for OSGi Enterprise implementations. Meanwhile, the JavaScript Development Tools introduce plug-ins that establish an integrated development environment for JavaScript applications and their incorporation within web projects. This suite enriches the Eclipse Workbench by adding a dedicated JavaScript project type and perspective, complemented by various views, editors, wizards, and builders to enhance the development experience further. Together, these tools contribute significantly to making Eclipse a robust platform for modern web development. -
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MonoGame
MonoGame
FreeMonoGame is an open-source framework that empowers developers to build cross-platform games utilizing C# and various .NET languages. It is compatible with an array of platforms, such as Windows, macOS, Linux, Android, iOS, PlayStation 4, PlayStation 5, Xbox One, and Nintendo Switch. This framework boasts an extensive range of features, including capabilities for 2D and 3D rendering, sound management, input processing, and content organization, which facilitate the creation of high-quality games in different genres. Serving as a re-imagining of Microsoft's XNA 4 API, MonoGame offers a familiar environment for those who have previously worked with XNA. Noteworthy titles crafted with MonoGame include "Streets of Rage 4," "Carrion," "Celeste," and "Stardew Valley," showcasing the framework's versatility and effectiveness. The MonoGame Foundation, along with a dedicated community, actively oversees the ongoing development and enhancement of the framework, ensuring it remains a valuable tool for game developers. With continuous updates, MonoGame strives to meet the evolving needs of the gaming industry. -
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Visual Basic
Microsoft
FreeVisual Basic, an object-oriented programming language created by Microsoft, allows for the rapid and straightforward development of type-safe applications within the .NET framework. It emphasizes enhancing the capabilities of the Visual Basic Runtime (microsoft.visualbasic.dll) for .NET Core, marking the first iteration of Visual Basic that is tailored specifically for this platform. Future updates are anticipated to incorporate elements of the Visual Basic Runtime that rely on WinForms. The .NET framework itself is a versatile and open-source development environment designed for the creation of various types of applications. Regardless of the application type, the code and project files maintain a consistent appearance and functionality. This uniformity ensures that developers can leverage the same runtime, application programming interfaces (APIs), and language features across all their projects. A Visual Basic application is constructed using standard components, where a solution includes one or more projects, and each project can consist of multiple assemblies, which are in turn compiled from several source files. Overall, this structure enables developers to efficiently manage and build complex applications. -
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Gideros
Gideros
FreeGideros is an open-source and free framework designed for cross-platform game development, allowing developers to craft high-performance 2D games using the Lua programming language. It streamlines the testing process on actual devices via Wi-Fi, removing the need for time-consuming export or deployment steps. Constructed with C/C++ and OpenGL, Gideros guarantees that games operate at native speeds, maximizing the potential of both CPUs and GPUs. The framework is easily extensible through plugins, which enable developers to incorporate pre-existing code written in C, C++, Java, or Objective-C, and connect it to Lua seamlessly. Gideros features its own class system aligned with standard object-oriented programming conventions, promoting clean, modular, and reusable code. The all-encompassing development environment consists of a lightweight IDE, players compatible with desktops and devices, as well as tools for texture packing and font creation. Gideros is compatible with various platforms, such as Windows, macOS, Linux, iOS, Android, and HTML5, ensuring that developers can reach a broad audience with their games. This versatility makes Gideros an appealing choice for indie developers and small studios aiming to produce engaging gaming experiences. -
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JaCoCo
EclEmma
FreeJaCoCo, a free Java code coverage library developed by the EclEmma team, has been refined through years of experience with existing libraries. The master branch of JaCoCo is built and published automatically, ensuring that each build adheres to the principles of test-driven development and is therefore fully functional. For the most recent features and bug fixes, users can consult the change history. Additionally, the SonarQube metrics assessing the current JaCoCo implementation can be found on SonarCloud.io. It is possible to integrate JaCoCo seamlessly with various tools and utilize its features right away. Users are encouraged to enhance the implementation and contribute new functionalities. While there are multiple open-source coverage options available for Java, the development of the Eclipse plug-in EclEmma revealed that most existing tools are not well-suited for integration. A significant limitation is that many of these tools are tailored to specific environments, such as Ant tasks or command line interfaces, and lack a comprehensive API for embedding in diverse contexts. Furthermore, this lack of flexibility often hinders developers from leveraging coverage tools effectively across different platforms. -
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NocoBase
NocoBase
$800 per yearNocoBase is an open-source, self-hosted no-code development platform that prioritizes extensibility, aimed at helping developers and technical teams quickly create and tailor intricate business systems. Its data model-driven architecture effectively separates the user interface from the underlying data structure, facilitating the generation of various blocks and actions for every table and record in limitless forms. Supporting primary databases, external databases, and third-party APIs as data sources, NocoBase provides a versatile foundation. The platform includes a WYSIWYG interface that allows users to effortlessly toggle between usage and configuration modes, enabling the design of interfaces akin to Notion. Additionally, all features are delivered as plugins through a microkernel architecture, which promotes significant customization across pages, blocks, actions, APIs, and data sources. Written in TypeScript and built on popular technology stacks like Node.js and React, NocoBase ensures both transparency and control in development, making it a powerful tool for technical innovation. This combination of features positions NocoBase as an essential resource for teams striving to enhance their business processes efficiently. -
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pygame
pygame
FreePygame is a collection of Python modules specifically created for developing video games. By building upon the robust SDL library, Pygame empowers developers to craft comprehensive games and multimedia applications using the Python programming language. This library is remarkably versatile, functioning seamlessly across a wide range of platforms and operating systems. Moreover, Pygame is available for free, distributed under the LGPL license, permitting the development of open-source, freeware, shareware, and commercial games. As multi-core CPUs become increasingly common, leveraging these processors enables developers to enhance their game's performance significantly. Certain Pygame functions can release the notorious Python Global Interpreter Lock (GIL), achieving performance improvements typically associated with C code. The library employs optimized C and assembly code for its fundamental operations, resulting in performance enhancements, with C code often being 10 to 20 times faster than standard Python code, while assembly can surpass Python by over 100 times. Pygame is easily accessible on various operating systems, requiring only a simple installation command such as apt-get, emerge, or pkg_add to get started. This accessibility and performance scalability make it an attractive choice for both novice and experienced developers alike. -
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Apache Geronimo
Apache
FreeApache Geronimo is a collection of open-source initiatives aimed at delivering JavaEE/JakartaEE libraries along with Microprofile implementations. Our focus is on creating reusable Java EE components that are both widely utilized and actively maintained. The project supplies libraries that align with the specifications of Java EE and Jakarta EE, while also emphasizing the provision of OSGi bundle metadata. A key objective of the XBean project is to develop a server that operates in a plugin-based manner, similar to how Eclipse functions as a plugin-centric IDE. XBean will have the capability to identify, download, and install server plugins from a repository available on the Internet. Furthermore, it encompasses support for various IoC systems, the option to run without an IoC system, JMX functionality without the need for JMX code, lifecycle and class loader management, and robust integration with Spring. In addition to these features, Apache Geronimo also supports several Microprofile implementations. Moreover, the Apache Geronimo Arthur initiative aims to create a lightweight layer that operates on top of Oracle GraalVM, enhancing the project's versatility and performance. This makes Apache Geronimo a valuable resource for developers seeking comprehensive solutions in the Java ecosystem. -
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Lapce
Lapdev
FreeLapce is an innovative, open-source code editor designed to provide a swift and responsive experience, especially beneficial for developers tackling extensive projects or intricate codebases. Developed using Rust, Lapce takes advantage of native development's performance benefits to ensure a seamless editing experience that minimizes delays. The editor boasts a sleek, contemporary interface alongside advanced features like multi-caret editing, split views, and integrated terminal capabilities. By incorporating support for the Language Server Protocol (LSP), Lapce delivers accurate autocompletion, syntax highlighting, and efficient code navigation for a variety of programming languages, ultimately boosting developer productivity. Its high degree of extensibility, comprehensive plugin support, and emphasis on performance position Lapce as an optimal choice for developers seeking a lightweight yet robust editor that effectively combines simplicity with functionality, making it appealing to both novices and experienced coders alike. Furthermore, Lapce's commitment to community-driven development ensures that it continues to evolve, addressing the needs of users and keeping pace with the ever-changing landscape of software development. -
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ForkDelta
ForkDelta
ForkDelta functions as a decentralized exchange for Ethereum tokens, boasting the highest number of ERC20 listings compared to any other platform. Serving as an open-source interface for EtherDelta's smart contract, it benefits from a publicly engaged development team committed to continual updates. Unlike centralized exchanges, ForkDelta allows users to trade directly without depending on a single entity to manage their assets, as funds are securely held within a smart contract on the Ethereum blockchain. The trading process also directly connects users through this shared smart contract. Emphasizing community values, ForkDelta offers an accessible development team and an open-source code repository. The platform encourages transparent communication with its users and maintains a policy of never imposing fees for token listings, which has contributed to its extensive catalog of tokens that grows daily. Moreover, this commitment to inclusivity and innovation ensures that new tokens join the platform regularly, further enhancing the trading experience for its users. -
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ADAPT
AgGateway
Innovative tools have been developed to enhance communication among growers, their machinery, and their collaborators. This initiative is the result of years of effort involving over a dozen companies and specialists working together through AgGateway. Central to this project is the ADAPT framework, which includes an agricultural application data model, a standardized API (Application Programming Interface), as well as a mix of both open-source and proprietary data conversion plug-ins. Each participating FMIS (Farm Management Information System) company is tasked with adapting their own implementation to align the agricultural application data model with their specific FMIS data model. The framework also boasts plug-in libraries that enable farm management software to seamlessly convert between the common object model and various file formats, ensuring flexibility and interoperability. This collaborative effort not only streamlines processes but also fosters innovation in agricultural technology. -
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ActiveState
ActiveState
ActiveState delivers Intelligent Remediation for vulnerability management, which enables DevSecOps teams to not only identify vulnerabilities in open source packages, but also to automatically prioritize, remediate, and deploy fixes into production without breaking changes, ensuring that applications are truly secured. We do this by helping you: - Understand your vulnerability blast radius so you can see every vulnerabilities’ true impact across your organization. This is driven by our proprietary catalog of 40M+ open source components that’s been built and tested for over 25 years. - Intelligently prioritize remediations so you can turn risks into action. We help teams move away from alert overload with AI-powered analysis that detects breaking changes, streamlines remediation workflows, and accelerates security processes. - Precisely remediate what matters - unlike other solutions, ActiveState doesn’t just suggest what you should do, we enable you to deploy fixed artifacts or document exceptions so you can truly drive down vulnerabilities and secure your software supply chain. The ActiveState platform centers on open source languages packaged as runtimes that can be deployed in various form factors. Low-to-no CVE container images are also available for plug-in and play needs. -
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ASP.NET
Microsoft
FreeBlazor is an ASP.NET component designed for creating dynamic web user interfaces using C# rather than JavaScript. With Blazor, developers can run genuine .NET code directly in the browser through WebAssembly technology. The .NET platform encompasses a wide array of tools, programming languages, and libraries that facilitate the development of various application types. ASP.NET is equipped with support for widely accepted authentication standards. Its integrated features enhance the security of applications against threats like cross-site scripting (XSS) and cross-site request forgery (CSRF). Moreover, ASP.NET includes a pre-configured user database that accommodates multi-factor authentication and integrates with external authentication services such as Google and Twitter, enabling a seamless user experience. This robust framework ensures that developers can build secure and interactive applications efficiently. -
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Mono
Mono
FreeMono is an open-source implementation of the Microsoft .NET Framework, backed by Microsoft and part of the .NET Foundation, adhering to ECMA standards for C# and the common language runtime. It has become a growing ecosystem supported by an enthusiastic community of contributors, positioning itself as a top choice for creating applications that operate across multiple platforms. The latest version of Mono is now available, providing comprehensive guidance on setup and internal workings. Our documentation is also open-source, inviting collaboration from anyone interested in enhancing it. We encourage community involvement; whether you want to report bugs, contribute code, or engage directly with developers, your input is valued. In essence, Mono serves as a robust platform for developers aiming to build versatile applications that function seamlessly on various systems. The collaborative spirit of the Mono project fosters innovation and continuous improvement in cross-platform development. -
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QGIS
QGIS
You can create, edit, visualize, analyze, and publish geospatial data across various platforms including Windows, Mac, Linux, BSD, and mobile devices. This functionality is available for use on desktops, servers, web browsers, and as developer libraries. QGIS, a user-friendly and open-source Geographic Information System (GIS), operates under the GNU General Public License. It is recognized as an official project of the Open Source Geospatial Foundation (OSGeo). The software is compatible with operating systems such as Linux, Unix, Mac OSX, Windows, and Android, and it supports a wide array of vector, raster, and database formats along with their respective functionalities. QGIS offers an ever-expanding set of features through both core functions and plugins. Users can visualize, manage, edit, and analyze their data while also creating printable maps. Additionally, we gather case studies that showcase how individuals worldwide utilize QGIS in their GIS projects. Furthermore, users can seamlessly view combinations of vector and raster data in both 2D and 3D formats, using different projections without needing to convert to a standardized internal format. This flexibility makes QGIS an invaluable tool for professionals and enthusiasts alike. -
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PyMOL
PyMOL
PyMOL is a molecular visualization system that operates on a user-sponsored, open-source basis, with oversight and distribution managed by Schrödinger. The PyQt interface has replaced Tcl/Tk and MacPyMOL across all platforms, enhancing the user experience significantly. This software offers improved support for third-party plugins and custom scripting, making it a comprehensive tool for rendering and animating three-dimensional structures. Additionally, it includes a plug-in that allows users to incorporate 3D images and animations directly into PowerPoint presentations. Although PyMOL is a commercial product, the majority of its source code is accessible for free under a permissive license. This open-source initiative is sustained by Schrödinger and primarily funded through the sales of PyMOL licenses. Users benefit from open access to executables and a flexible evaluation policy. Recent updates feature an improved fuse command that prevents hypervalent bonds and replaces them with monovalent atoms instead, along with a properties inspector that now allows users to unset settings using the “delete” key. Furthermore, issues regarding the workspace disappearing at certain display resolutions have also been resolved, contributing to a more seamless experience for users. -
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Biome
Biome
Biome serves as an all-encompassing toolkit for web development, equipping users with efficient formatting and linting for languages like JavaScript, TypeScript, JSX, TSX, JSON, CSS, and GraphQL. Its formatting feature boasts a remarkable 97% compatibility with Prettier, allowing for swift code adjustments that can rectify flawed code in real time across various text editors. The linting component includes more than 270 rules derived from ESLint, TypeScript ESLint, and additional sources, delivering thorough and contextual diagnostics that aid developers in improving code quality and following established best practices. Constructed using Rust, Biome guarantees outstanding speed and efficiency, enabling it to format large codebases at a pace that outstrips many similar tools. It is meticulously crafted for smooth integration into development workflows, providing a cohesive solution for both code formatting and linting without requiring extensive setup. Additionally, Biome is adept at managing projects of any scale, allowing developers to concentrate on advancing their products rather than getting caught up in tool management. Ultimately, it empowers teams to enhance their coding standards while maximizing productivity. -
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Redmineflux
Redmineflux
Redmineflux, a comprehensive project-management solution, is an extension of Redmine. It includes 18 plugins and two themes that enhance Redmine's core functionality. -
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WebContainers
WebContainers
$18 per monthStackBlitz has developed WebContainers, a browser-based runtime that allows Node.js applications and operating system commands to run directly within a web browser tab. This innovative technology empowers developers to create immediate and engaging coding experiences, ranging from tutorials to comprehensive integrated development environments, all without requiring local installations or cloud-based virtual machines. Operating entirely on the client side, WebContainers provide exceptional user experiences characterized by zero latency, offline functionality, and increased security, as they remove the risks associated with executing code on servers. They support native Node.js toolchains, such as npm, pnpm, and yarn, and are compatible with leading modern frameworks. Furthermore, WebContainers offer seamless support for running WebAssembly (Wasm) right out of the box, enabling the adaptation of various programming languages and frameworks to operate within the browser environment. With these capabilities, developers can leverage the full potential of web technologies while maintaining flexibility and performance. -
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Nitric
Nitric
FreeNitric is a versatile, open-source backend framework that operates across various cloud platforms, allowing developers to easily define their infrastructure through code and streamline deployment processes with customizable plugins. It is compatible with several programming languages, such as JavaScript, TypeScript, Python, Go, and Dart. Among its prominent features are the ability to create APIs (including REST and HTTP), serverless functions, routing, and handling authentication and authorization via OIDC. Additionally, it provides support for storage solutions, such as object and file storage, signed URLs, and bucket events, as well as database management, including managed Postgres with migration capabilities. Messaging features like queues, topics, and pub/sub are also integrated, alongside support for websockets, scheduled tasks, and managing sensitive information securely. Nitric can seamlessly integrate with infrastructure management tools like Terraform or Pulumi, or you can develop your own plugins, and it is compatible with leading cloud service providers like AWS, Azure, and Google Cloud. Furthermore, it offers a local development environment that simulates cloud conditions, enabling developers to prototype, test, and refine their applications without incurring any cloud expenses. The framework also places a strong emphasis on declarative security, efficient resource access management, and ensuring portability across different environments, making it a powerful choice for modern application development. -
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Clover
EJIE Technology
FreeClover serves as an enhancement for Windows Explorer, introducing multi-tab capabilities akin to those found in the Google Chrome browser. Once you have installed Clover, it allows you to manage several folders within a single window while also providing the option to create folder bookmarks. This application is compatible with Windows XP and more recent versions, supporting both 32-bit and 64-bit systems, as well as major languages like English and Chinese. Acting as a plug-in for Windows Explorer, Clover seamlessly integrates with the operating system, ensuring that any Explorer window you open is automatically contained within the Clover interface. However, it's important to note that Clover does not interact with users directly, and some individuals may choose to use optimization tools to disable the TabHelper plug-in, which can lead to issues when accessing the “Manage Add-ons” section of Internet Explorer and examining the “ExplorerWatcher class.” Much like Google Chrome, Clover utilizes a variety of essential keyboard shortcuts, significantly enhancing your ability to navigate through tabbed folders with efficiency. Overall, Clover provides a streamlined experience for users looking to improve their file management workflow. -
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Sm8rtHealth
Sm8rtHealth LLP
SaaS Solution for Life and Health Underwriters. It allows them to create underwriting rules and products using a pre-configured knowledge database that covers all conditions and ailments. This allows them to make 100% decisions. Easy to deploy with published API's that can be used to support the underwriting rules. No code is required for the in the health rules or question flow construct. It can be used in any distribution and includes a preenrollment risk assessment capabilities. These knowledge bases include pre-configured rules and benefits for Life Insurance, Critical Illness and Income Disability. -
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Airy Messenger
Airy
Transform your customer service interactions and conversational AI applications by utilizing the open-source Airy platform. Airy Core stands out as a fully-featured conversational platform that is ready for production use. With Airy, you are equipped to handle conversational data sourced from multiple channels effortlessly. Powered by Apache Kafka, Airy's infrastructure allows for the simultaneous processing of numerous conversations and messages, efficiently streaming pertinent data wherever needed. You can easily integrate a variety of tools, from our complimentary open-source live chat plugin to popular messaging services like Facebook Messenger and Google’s Business Messages, all connected to your Airy Core. This seamless integration is made possible through an ingestion platform that leverages Apache Kafka to manage incoming webhook data from diverse sources. By effectively interpreting this data, we transform it into contacts, conversations, and messages that work independently of their origins, enhancing the versatility and capability of your conversational engagements. Ultimately, Airy empowers you to create a cohesive communication strategy across different platforms.