Best AI Coding Assistants for C#

Find and compare the best AI Coding Assistants for C# in 2025

Use the comparison tool below to compare the top AI Coding Assistants for C# on the market. You can filter results by user reviews, pricing, features, platform, region, support options, integrations, and more.

  • 1
    Cody Reviews

    Cody

    Sourcegraph

    $0
    87 Ratings
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    Cody is an advanced AI coding assistant developed by Sourcegraph to enhance the efficiency and quality of software development. It integrates seamlessly with popular Integrated Development Environments (IDEs) such as VS Code, Visual Studio, Eclipse, and various JetBrains IDEs, providing features like AI-driven chat, code autocompletion, and inline editing without altering existing workflows. Designed to support both individual developers and teams, Cody emphasizes consistency and quality across entire codebases by utilizing comprehensive context and shared prompts. It also extends its contextual understanding beyond code by integrating with tools like Notion, Linear, and Prometheus, thereby gathering a holistic view of the development environment. By leveraging the latest Large Language Models (LLMs), including Claude 3.5 Sonnet and GPT-4o, Cody offers tailored assistance that can be optimized for specific use cases, balancing speed and performance. Developers have reported significant productivity gains, with some noting time savings of approximately 5-6 hours per week and a doubling of coding speed when using Cody.
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    Codeium Reviews
    Top Pick

    Codeium

    Exafunction

    Free
    75 Ratings
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    Codeium is the modern code superpower. It's a free AI-powered code acceleration toolkit. Codeium currently provides AI-generated autocomplete in more than 20 programming languages (including Python and JS, Java, TS, Java and Go) and integrates directly to the developer's IDE (VSCode, JetBrains or Jupyter notebooks. Colab, Vim / Neoovim, etc. Codeium generates multiline code suggestions in a matter of seconds. This will eliminate the need to search for APIs and documentation, write boilerplate and unit test scripts, and many other tedious or frustrating tasks. Codeium is a training platform that allows you to quickly develop on billions of lines. It also helps you stay in the flow and lets you become the best coder you can be.
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    Gemini Code Assist Reviews
    Increase software development and delivery speed using generative AI assistance with enterprise security and privacy protected. Gemini Code Assist generates code blocks and functions as you type. Code assistance is available for many popular IDEs such as Visual Studio Code and JetBrains IDEs including IntelliJ, PyCharm and GoLand. It also supports 20+ programming language, including JavaScript, Python and C++. You can chat with Gemini Code Assistant using a natural language interface to receive answers to your coding queries or guidance on best coding practices. Chat is available on all supported IDEs. Gemini Code Assist allows enterprises to customize the software by using their own codebases and knowledge bases. Gemini Code Assist allows for large-scale changes in entire codebases.
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    K.Explorer Reviews
    K.Explorer is an AI system that creates better software faster, cheaper, and more efficiently. A coding assistant that increases developer productivity. An AI pair programmer that suggests code completions and complete function bodies as you type. You can also search the engine for help. It is an AI-powered Code Assistant that has been trained on millions of lines of code from private corporations, as well as billions of lines of open-source code for general purposes. Natural Language allows programmers to receive guidance and tell a text story about what code they are writing.
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    BLACKBOX AI Reviews
    Available in more than 20 programming languages, including Python, JavaScript and TypeScript, Ruby, TypeScript, Go, Ruby and many others. BLACKBOX AI code search was created so that developers could find the best code fragments to use when building amazing products. Integrations with IDEs include VS Code and Github Codespaces. Jupyter Notebook, Paperspace, and many more. C#, Java, C++, C# and SQL, PHP, Go and TypeScript are just a few of the languages that can be used to search code in Python, Java and C++. It is not necessary to leave your coding environment in order to search for a specific function. Blackbox allows you to select the code from any video and then simply copy it into your text editor. Blackbox supports all programming languages and preserves the correct indentation. The Pro plan allows you to copy text from over 200 languages and all programming languages.
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    Kite Reviews
    Code faster. Stay in the Flow. Kite gives developers superpowers by adding AI-powered code completions to their code editor. Kite can be downloaded to add Kite's AI-powered code completions to all of your code editors. Kite supports more than 16 languages and 16 code editors. You will experience lightning fast code completions that are context-aware. Your code editor has superpowers and can complete multi-line lines faster than you would normally. Stay in flow and code faster. Kite's AI can reduce keystrokes by up to 47% in this example. With just one click, you can view Python docs. You can also find helpful examples and how tos. Find files in your codebase that might be related to the file you are currently coding in. This will make thousands of developers more productive.
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    DeepSeek Coder Reviews
    DeepSeek Coder, a cutting edge software tool, is designed to revolutionize data analysis and coding. It allows users to seamlessly integrate data analysis, visualization, and querying into their workflow by leveraging advanced machine-learning algorithms and natural language processing. DeepSeek Coder's intuitive interface allows both novice and experienced coders to efficiently write, optimize, and test code. Its powerful set of features include real-time code completion, intelligent syntax checking, and comprehensive debugging, all designed to streamline coding. DeepSeek Coder can also understand and interpret complex data, allowing users to create sophisticated data-driven apps with ease.
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    Devin Reviews

    Devin

    Cognition AI

    $500/month
    1 Rating
    Devin is a cutting-edge AI assistant for developers, designed to automate coding tasks and work alongside engineering teams. It can handle complex tasks such as setting up projects, writing code, debugging, and executing migrations with minimal human involvement. Devin's AI engine improves its performance through continuous learning from past examples, becoming more efficient and accurate over time. By helping with tasks like code migration, Devin has significantly reduced engineering hours and costs, making it an invaluable tool for large-scale development projects. Its integration into development workflows allows teams to focus on higher-level tasks.
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    Bolt.diy Reviews
    Bolt.diy, an AI-powered agent for web development, allows you to run, edit and deploy full-stack applications directly from the browser. No local setup is required. It integrates cutting edge AI models with a in-browser environment powered by StackBlitz’s WebContainers. This allows you to install and use npm libraries and tools, run Node.js server, interact with third party APIs, and even deploy to production directly from chat. Bolt.diy, unlike traditional development environments, where AI is limited to code generation, gives AI models full control over the environment. This includes the filesystem, the node server, the package manager, the terminal, and the browser console. AI agents can now handle the entire lifecycle of an app, from creation to release. Bolt.diy lets you build full-stack production applications, whether you're a developer, PM, or designer.
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    Programming Helper Reviews
    Simply describe what you need to do to generate a function. You can choose from many programming languages. More than a code generator. This tool can help you with many tasks. Simply describe what you need to do to generate a class. You have many programming languages to choose from. It can be frustrating to find a missing character. This feature will help you fix it.
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    AskCodi Reviews
    Top Pick

    AskCodi

    AskCodi.com

    $9.99 per month
    37 Ratings
    The Syntax Generating Apps are the best way to find coding answers to your questions. It's easy to use and you'll be surprised at how simple it is to find answers to your coding queries in the language that you love. AskCodi offers applications for frontend/backend programming, documentation, test creators, and many other areas where users can ask questions to get answers. AskCodi supports more languages and frameworks than 50. A codebase that stores all code generated so you can return to it in the future. You can immediately increase productivity and streamline maintenance and debugging. AskCodi supports many natural languages other than english, such as german, spanish, and polish.
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    IntelliSense Reviews
    IntelliSense refers to a variety of code editing features, including code completion, parameter information, quick info and member lists. IntelliSense features can also be called "code completion", content assist", and code hinting. Visual Studio Code IntelliSense can be used for JavaScript and TypeScript, JSON HTML, CSS, SCSS and Less. VS Code supports word-based completions for all programming languages. However, you can also configure VS Code to have richer IntelliSense through installing a language extension. A language service powers VS Code IntelliSense. Language services provide intelligent code completions that are based on language semantics as well as an analysis of your source code. The IntelliSense suggestions will appear as you type if a language service knows about possible completions. Continue typing characters and the list of members (variables or methods, etc.) will be filtered to only include characters that you have typed. Filtered to only include members that contain your typed characters
  • 13
    GitHub Copilot Reviews
    Your AI pair programmer. GitHub Copilot allows you to get suggestions for entire lines or entire functions from your editor. GitHub Copilot is a program that has been trained on billions upon billions of lines public code. It saves you time and helps you stay focused. GitHub Copilot is now available as a Visual Studio Code Extension. It works on any Visual Studio Code platform, on your computer or in the cloud at GitHub Codespaces. It's easy to use and fast enough that you can type as you type. GitHub Copilot is compatible with a wide range of languages and frameworks. The technical preview works especially well with Python, TypeScript Ruby, Ruby, and Go. However, it can also understand dozens of languages and help you navigate almost any situation. You are always in control with GitHub Copilot. You can choose from a variety of suggestions, accept or reject them, and edit the code manually. GitHub Copilot adapts according to your coding style and makes edits.
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    Replit Reviews
    Our free, collaborative, in browser IDE allows you to code in 50+ languages without having to spend a second setting up. You can start coding in your favorite language, on any platform, OS, or device. Google-docs allows you to invite your friends, colleagues, and coworkers into your code. You can import, run, and collaborate in millions of GitHub repos without any manual setup. You can learn any language, from Python to C++ to HTML and CSS. Once you create a repl, it is instantly available and can be shared with the rest of the world. Learn from 3 million+ passionate programmers and technologists, creatives, learners, and all levels of coders. Interactive docs, real time collaboration and zero-hassle remote interviewing will make your team more productive. You can program apps, create bots, and customize the IDE with plugins.
  • 15
    Amazon CodeWhisperer Reviews
    ML-powered coding companion makes it easier to build apps faster. Automated code recommendations based upon your code and comments in your editor will accelerate application development. Developers can use artificial intelligence (AI), responsibly, to create secure and syntactically correct applications. Generate complete functions and logical blocks of code without the need to search for and customize code snippets on the internet. With real-time personalized code recommendations for Java, Python, or JavaScript projects, you can stay focused and not leave the IDE. Amazon CodeWhisperer, powered by machine learning (ML), helps developers improve their productivity by generating code recommendations based upon their comments in natural languages and code in the integrated developmental environment (IDE). Automatic code recommendations empower developers to accelerate frontend and backend development. CodeWhisperer can generate code to build and train ML models.
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    Zed Reviews

    Zed

    Zed Industries

    Free
    Zed is the next-generation code-editor designed for high-performance collaborative work with humans and AI. Rust was used to create a code editor that can efficiently utilize multiple CPU cores as well as your GPU. Integrate future LLMs into workflows to generate, analyze, and transform code. Chat with colleagues, share your screen, and write notes together. Multibuffers combine code excerpts from different codebases into one editable surface. Jupyter runtimes allow you to evaluate code inline and edit notebooks collaboratively. Support for multiple languages via Tree-sitter and WebAssembly. Zed's AI and language-aware task runners are tightly integrated with Zed’s native fast terminal. Vim bindings provide first-class modal editor, including text objects and marks. Zed is a product of a global developer community. Choose from hundreds of extensions to enhance your Zed experience. These include themes, language support and more.
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    CodeSandbox Reviews

    CodeSandbox

    CodeSandbox

    $12 per month
    CodeSandbox aims to make it easier for you to express your ideas with code, and to validate them. It also removes the hassles of setting up development tooling and sharing your project. Join us to help build the future of web coding. Over 4M developers use the platform each month. This includes organizations like Shopify and Atlassian. Since its launch, creators have created over 35M apps. It's used in thousands of open-source projects like React, Vue and Babel. You can invite your friends, colleagues, or team to join you or simply view your creation by using a URL. Use any of 1M+ packages for building real, powerful applications quickly and efficiently. Import and run repos directly from GitHub or choose from hundreds of templates to start in seconds. Boxy, CodeSandbox's AI-powered coding assistant, is now available to all Pro subscriptions.
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    Safurai Reviews
    Safurai, an AI-based IDE extension, is designed to aid developers by speeding up coding and debugging, documentation, and many other tasks. It acts as a virtual assistant and provides solutions and suggestions for any problems that may arise during software development. Safurai allows developers to improve their workflow and code quality. This makes the development process more efficient. Safurai AI is made up of a set of non-proprietary Large Language Models optimized for programming and performing all the functions. The models we use are trained with synthetic data only, we do not retain or reuse user codebase data for model improvement purposes. For Safurai, "Transparency" is not only a vogue word. We care a lot about transparency.
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    Hacker AI Reviews
    Hacker AI is an artificial Intelligence system that scans source code for security vulnerabilities that could be exploited or hacked by hackers. Organizations can identify these vulnerabilities and take steps to fix them or prevent security breaches. Hacker AI was created by a French company located in Toulouse, which uses a GPT-3 method. Please zip your project source code and upload it. You will receive the vulnerability report via email within 10 minutes. Hacker AI is still in beta and the results it produces are not useful without guidance from a cybersecurity expert with code analysis background. We don't sell or use your source code for malicious purposes. It is strictly used to detect vulnerabilities. You can request a non-disclosure agreement from us if necessary. A private instance can also be requested.
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    Refact Reviews
    Refact is an AI coding assistance that offers code completion, integration AI chat, and refactoring. It also has a self-hosted option.
  • 21
    Cline Reviews

    Cline

    Saoud Rizwan

    Free
    Autonomous coding agents right in your IDE. They can create/edit files, run commands, use the browser, and much more, all with your permission. Cline can handle complicated software development tasks step by step. He can help you in ways beyond code completion and tech support. With tools that allow him to create & edit documents, explore large projects using the browser, or execute terminal commands after you grant permission, he is able to assist you. Traditionally, autonomous AI scripts run in sandboxed environment. This extension allows a human to be involved and approve each file change and terminal command.
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    Devika Reviews
    Devika is an advanced, open-source AI designed to act as a software engineer capable of interpreting high-level human instructions, breaking them down into actionable steps, and writing code to accomplish tasks. It utilizes AI models, reasoning algorithms, and web browsing to develop software autonomously, helping users create new features, fix bugs, or build entire projects with minimal input. Devika supports multiple programming languages and features intelligent planning, keyword extraction for focused research, and dynamic agent tracking, positioning itself as a competitive alternative to existing AI-driven coding tools.
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    Codacy Reviews

    Codacy

    Codacy

    $15.00/month/user
    Codacy is an automated code review tool. It helps identify problems through static code analysis. This allows engineering teams to save time and tackle technical debt. Codacy seamlessly integrates with your existing workflows on Git provider as well as with Slack and JIRA or using Webhooks. Each commit and pull-request includes notifications about security issues, code coverage, duplicate code, and code complexity. Advanced code metrics provide insight into the health of a project as well as team performance and other metrics. The Codacy CLI allows you to run Codacy code analysis locally. This allows teams to see Codacy results without needing to check their Git provider, or the Codacy app. Codacy supports more than 30 programming languages and is available in free open source and enterprise versions (cloud or self-hosted). For more see https://www.codacy.com/
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    Refraction Reviews

    Refraction

    Refraction

    $8 per month
    Refraction is a tool that generates code for developers. It uses AI to generate code. It can be used to generate unit tests, documentation, and refactor code. You can generate code using AI in 34 languages: C#, C++ and CoffeeScript. Refraction is used by thousands of developers worldwide to create documentation, create unit test cases, refactor code, among other things. AI can automate tedious tasks such as testing, documentation, and revisions so that you can concentrate on the important parts of software development. Refactor, optimize and fix your code. Use various test frameworks to generate unit tests for your code. To make it easier to understand, explain the purpose of your code.
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    SpellBox Reviews

    SpellBox

    SpellBox

    $40 per month
    SpellBox makes it easy to say goodbye to frustrating programming and hello to quick and easy solutions. SpellBox generates the code you need using simple prompts. This makes it easy to solve even the most difficult programming problems. No more time spent on syntax errors, debugging or searching the internet for answers. SpellBox will give you the code you need, so you can focus on what is important, which is delivering high-quality results. The code explanation feature allows you to save time and gain a thorough understanding of the code that you are working with without spending hours studying documentation or researching it. It is a great tool for anyone who wants to improve their coding skills and maximize their productivity. Code bookmarking allows you to save code snippets and quickly retrieve them later. This feature is particularly useful for developers who are working on multiple projects and need to quickly access their code snippets.
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