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Free AI coding tools
43 coding tools with a free plan, free tier or free open-source version. Coding tools whose official pricing page shows a free plan or free tier, plus open-source projects. Free plans usually have limits on usage, features or commercial use, so check each one before relying on it.
How to read this page. The tools are grouped by category and are not ranked. Pricing labels come from vendors' own pages when we could confirm them. Always verify plans and limits on the vendor's site.
Coding (43)
| Tool | What it does | Pricing | Link |
|---|---|---|---|
| Adalo | No-code app builder for creating mobile and web apps, with AI-assisted building. | Freemium | Official site |
| Aider | Open-source AI pair programming in your terminal (bring your own model API key). | Free | Official site |
| Anything | AI app builder, formerly Create, for building web and mobile apps from text prompts. | Freemium | Official site |
| Appsmith | Open-source low-code platform for internal tools and AI agents. | Freemium | Official site |
| Base44 | Describe an app in plain language and have it built and hosted for you. | Freemium | Official site |
| Bito | AI code review agent for pull requests in Git platforms and the IDE. | Freemium | Official site |
| Bolt | Build websites and apps by describing them in plain language. | Freemium | Official site |
| Bubble | Visual no-code platform for building web and mobile apps, with an AI app generator. | Freemium | Official site |
| Cline | Open-source coding agent that runs in your editor and uses your choice of model. | Free | Official site |
| Codacy | Code quality and security platform with AI-assisted code review. | Freemium | Official site |
| CodeAnt AI | AI code review and code health platform that flags quality and security issues in pull requests. | Freemium | Official site |
| Cursor | AI code editor with agents that turn ideas into code. | Freemium | Official site |
| Devin | AI coding agent that works as a software engineer on your tasks. | Freemium | Official site |
| Diffblue | AI that writes Java unit tests automatically. | Freemium | Official site |
| Draftbit | Visual builder for React Native apps with AI assistance. | Freemium | Official site |
| Emergent | Builds web and mobile apps from a chat conversation using AI agents, without writing code. | Freemium | Official site |
| FlutterFlow | Visual Flutter app builder with AI for generating UI and logic. | Freemium | Official site |
| GitHub Copilot | GitHub's AI coding assistant, from issue to reviewed pull request. | Freemium | Official site |
| Keploy | Open-source testing tool that generates API and integration tests from real production traffic. | Freemium | Official site |
| Kilo Code | Open-source AI coding agent extension for VS Code and JetBrains. | Freemium | Official site |
| Kiro | Agentic IDE from AWS built around spec-driven development. | Freemium | Official site |
| Kombai | AI agent for frontend work that designs website and app UIs and turns them into production-ready frontend code. | Freemium | Official site |
| Leap | AI app builder that generates full-stack backend and frontend apps you can deploy to your own cloud. | Freemium | Official site |
| Lovable | AI app builder that turns prompts into working web apps. | Freemium | Official site |
| Mintlify | Documentation platform with AI features for developer docs. | Freemium | Official site |
| Open Interpreter | Open-source coding agent built for low-cost and open-weight models. | Free | Official site |
| OpenCode | Open-source AI coding agent for the terminal, desktop and editors that works with many model providers. | Free | Official site |
| Qwen Code | Open-source command-line AI coding agent from the Qwen team, adapted from Gemini CLI. | Free | Official site |
| Replit | Describe an app and Replit builds it; browser-based development and hosting. | Freemium | Official site |
| Roomote | Cloud AI coding agent from the Roo Code team that works on tasks and opens reviewable pull requests; can be self-hosted. | Freemium | Official site |
| SonarQube | Code quality and security analysis with AI CodeFix and AI code assurance. | Freemium | Official site |
| Sourcery | AI code review and refactoring tool. | Freemium | Official site |
| SWE-agent | Open-source agent from Princeton and Stanford researchers that fixes issues in GitHub repositories. | Free | Official site |
| Tabby | Open-source, self-hosted AI coding assistant for code completion and chat. | Freemium | Official site |
| Thunkable | No-code platform for building native mobile apps. | Freemium | Official site |
| ToolJet | Low-code platform for building internal apps with AI. | Freemium | Official site |
| Trae | AI-powered IDE from ByteDance. | Freemium | Official site |
| v0 | Vercel's AI assistant to design, iterate and ship full-stack web apps. | Freemium | Official site |
| Void Editor | Open-source AI code editor designed as a Cursor-style alternative with multiple model options. | Free | Official site |
| Warp | Agentic terminal and development environment. | Freemium | Official site |
| What The Diff | AI assistant that writes pull request descriptions and summaries of code changes. | Freemium | Official site |
| Windsurf | Agentic AI code editor with Cascade for multi-file work; now part of Cognition alongside Devin. | Freemium | Official site |
| Zed | High-performance code editor with built-in AI assistance and collaboration. | Freemium | Official site |