Best Free API Gateways of 2024

Engineered for peak performance and efficient resource use, KrakenD can manage a staggering 70k requests per second on just one instance. Its stateless build ensures hassle-free scalability, sidelining complications like database upkeep or node synchronization. In terms of features, KrakenD is a jack-of-all-trades. It accommodates multiple protocols and API standards, offering granular access control, data shaping, and caching capabilities. A standout feature is its Backend For Frontend pattern, which consolidates various API calls into a single response, simplifying client interactions. On the security front, KrakenD is OWASP-compliant and data-agnostic, streamlining regulatory adherence. Operational ease comes via its declarative setup and robust third-party tool integration. With its open-source community edition and transparent pricing model, KrakenD is the go-to API Gateway for organizations that refuse to compromise on performance or scalability.

Tyk is an Open Source API Gateway and Management Platform that is leading in Open Source API Gateways and Management. It features an API gateway, analytics portal, dashboard, and a developer portal. Supporting REST, GraphQL, TCP and gRPC protocols We facilitate billions of transactions for thousands of innovative organisations. Tyk can be installed on-premises (Self-managed), Hybrid or fully SaaS.

Manage APIs on-premises and in clouds: To optimize API traffic flow, you can also deploy Azure API gateways alongside APIs hosted on-premises or in other clouds. Enjoy a unified management experience that allows for full observability across all APIs, and meet compliance and security requirements. Get more done faster with unified API management To accelerate their growth, today's innovative companies are using API architectures. You can streamline your work in multi-cloud environments by having one place to manage all your APIs. Protect your resources! By applying authentication, authorization, or usage limits, you can selectively expose data and services to employees, customers, and partners. More

Ambassador Edge Stack, a Kubernetes-native API Gateway, provides simplicity, security, and scalability for some of the largest Kubernetes infrastructures in the world. Ambassador Edge Stack makes it easy to secure microservices with a complete set of security functionality including automatic TLS, authentication and rate limiting. WAF integration is also available. Fine-grained access control is also possible. The API Gateway is a Kubernetes-based ingress controller that supports a wide range of protocols, including gRPC, gRPC Web, TLS termination, and traffic management controls to ensure resource availability.

MuleSoft's Anypoint Platform is a hybrid enterprise integration platform that supports SOA, SaaS, APIs, and APIs. AnyPoint gives developers access to a variety of tools that allow them to design, build and manage their APIs, products, and applications throughout their lifecycle. Mule is the core runtime engine of Anypoint Platform.

One platform to build, integrate, and expose your digital services as managed APIs in cloud, on-premises and hybrid architectures to support your digital transformation strategy. Integrate with your existing identity access and key management tools to implement industry-standard authorization flows, such as OAuth Connect, OpenID Connect, or JWTs. You can create APIs using existing services, manage APIs both from third-party providers and internally built applications, and monitor their usage, performance, and retirement. To optimize your developer support, improve your services and drive adoption, you can provide real-time access API usage and performance statistics for decision-makers.

GraphQL APIs can be used to combine multiple data sources. Features: Code-first GraphQL: Save time by coding efficiently using our code-first approach. Built for Node.js in Typescript: Combine the power of Typescript with the flexibility of Node.js. Connect to Multiple Datasources : Seamlessly connect Postgres, MySql and other data sources. Instant GraphQL: Get your API running quickly with automatic queries, mutations and mutations. One Command Import: Import an existing database using a simple command line tool.

SlashDB automatically generates a XML, JSON, and CSV REST APIs from relational databases. It also allows users to browse through data using HTML. This allows them to find available tables, databases, queries, and API endpoints. SlashDB can provide a central access point for multiple databases. This effectively forms an all-encompassing resource-oriented architectural (ROA), which serves as an API gateway to the data. SlashDB creates a web service shell to access each of your databases by translating relational database structures into a logic library of uniform resource locators. Every piece of data, regardless of its type (scalar value or nested structure), has its own unique identifying URL.

Amazon API Gateway is a fully managed service that makes API creation, publishing, maintenance, monitoring, and security easy at any scale. APIs are the "front door" to allow applications to access data, business logic, and functionality from your backend service. API Gateway allows you to create RESTful APIs or WebSocket APIs which enable real-time, two-way communication. API Gateway supports both containerized and serverless workloads as well as web applications. API Gateway handles all tasks associated with accepting and processing hundreds of thousands of concurrent API calls. This includes traffic management, CORS support authorization and access control, traffic management, authorization and throttling as well as monitoring and API version management. API Gateway does not have minimum fees nor startup costs. API Gateway has tiered pricing that allows you to reduce your costs as your API usage grows.

The most popular API gateway in the world. Built for hybrid and multicloud, optimized to support microservices and distributed architectures. Download Kong Gateway today to get started. Kong Gateway supports multi-cloud hybrid infrastructure and offers declarative configuration management support. Kong Gateway is part the Konnect managed connectivity platform. Konnect provides connectivity functionality such API Portals and AI based anomaly detection. It also allows for high-performance connectivity runtimes. You can add functionality to your Kong plugin or any other plugins from our community. You can create your plugin using our well-documented, built-in plugin development kit. You can configure Gateway natively via an API, web interface, or with declarative configuration to manage your CI/CD pipelines.

Complete API Lifecycle Management solution to support agile API development and make it easy for you to monitor KPIs. True hybrid API development that works on both cloud and on-premises. Modern and adaptable using the most current security protocols. You can innovate quickly to improve efficiency and increase your bottom line. Make sure you have the most current security policies in place. For full portability, use the same integration tool whether you are using it for cloud or on-premises deployments. Use purpose-built cloud tooling to manage your cloud service, such as backup, restore, scaling-out/in or scaling up/down. Access to the SOA server via a web-based admin console and virtual machines via SSH.

Mindware is a gateway API that connects AI agents with the internet. We abstract away all the coding and configuration needed to interface with API Services that enhance functionality, simplify data retrieval in real-time, and automate workflows using a single API Key. Mindware is a powerful tool that can help you perform specific tasks, such as interacting with external APIs.

APIPark is a free, open-source AI gateway and API developer platform that allows developers and enterprises to easily manage, integrate and deploy AI services. APIPark offers a single-stop integration solution, regardless of the AI model that you use. It consolidates all authentication information, and tracks costs for API calls. Standardize the format of all AI models' request data. It won't impact your app or microservices when you change AI models or modify prompts. This simplifies your AI usage, and reduces maintenance costs. You can combine AI models with prompts to create new APIs. You can create APIs for sentiment analysis, translation, and data analysis using OpenAI GPT-4 with custom prompts. API lifecycle management standardizes the process of managing public APIs. This includes traffic forwarding, load-balancing, and managing multiple versions of APIs. This improves API maintainability and quality.

Free engineering teams from the management of notification infrastructure. Empower product teams to take control of notification workflows. Manage templates across channels with a central interface. AI insights can be gained on omnichannel messaging to directly impact engagement. Manage workflows and providers with no need to touch the codebase. Send notifications in high volume without scaling issues. Manage and collaborate on channel-specific templates for every communication from a single location. Smart routing flows and failover protocols ensure 100% delivery. Manage all your integrations, workflows, templates and routes in one place. Get real-time insights, reports and analytics right out of the box. Fyno delivers value across your organization. Fyno consolidates all logs from your channels and vendors. No need to log into multiple platforms. Fyno’s in-app SDK allows you to deploy a notification center within your apps and customize it according to your app design.

Fusio, an open-source API management platform, allows you to create and manage REST APIs. Fusio allows you to quickly create a state-of-the-art API, set up a developer portal, and monetize it. Fusio offers an intuitive and simple backend. The backend allows you to manage and control the entire API. Fusio offers a ready-to-use developer portal app that you can use for setting up your API program. This is where developers can register to use your API. Fusio has many actions that you can use to solve different tasks. I.e. You can either proxy HTTP requests to an internal API, or create an API based upon a database table. This allows you to create APIs in a low-code style without having to write complex code. Fusio has a Worker-System that allows you to create actions in different programming languages. Fusio currently supports Javascript, PHP, and Python.

S4E:Shelter automatically detects the technology you have and prioritizes it. It then performs security assessments that are optimized for your application, without you needing technical expertise. S4E:Shelter, an automated security assessment tool, detects your assets' tech stack and their vulnerabilities through machine learning and provides you with actionable solutions. Your security is current. S4E:Solidarity provides an API gateway that simplifies the cybersecurity process for apps. Developers can integrate security into their development cycles. S4E:Equality offers more than 500 free cybersecurity assessment tools. These tools can be used by anyone to identify security vulnerabilities according their needs. S4E:Education provides security awareness training platforms that help you learn the basics of cybersecurity through quizzes and social engineering attacks.

Kusk is an Open Source API Gateway. It allows you to quickly develop, monitor, and deploy APIs in just minutes. Kusk automates your API Gateway deployment with your favorite GitOps workflows. OpenAPI Standard provides a single source for truth for your API. This means that you don't need to create additional configuration files.