Best Theia IDE Alternatives in 2025
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Theia AI: Build custom, AI-native tools & IDEs with an open framework. Integrate specialized AI agents & retain full control over models, data, UX.
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MarsCode IDE is an AI-powered cloud-based integrated development environment (IDE). The built-in AI Assistant and the out-of-the-box development environment let you focus more on the development of various projects.
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Devika: Autonomous open-source AI software engineer. Plans, researches & codes from your project goals. Flexible LLM integration.
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Code with the speed and knowledge of the best programmer you know. Aide is by your side.
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CodeJS - Free browser-based code editor for web devs & learners. With AI, live preview, autocomplete. Edit HTML, CSS, JS. No sign-up. Start coding now!
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Tired of copy-pasting? BringYourAI links VSCode to any AI chat. Attach code, debug faster, and generate smarter code. Elevate your dev workflow.
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Boost your development productivity with Tabnine, an AI-powered code completion tool trusted by millions of developers worldwide. Generate code suggestions, complete lines of code, and more.
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IntelliPHP is an AI-powered extension for Visual Studio Code that enhances productivity and code development experience for PHP.
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Meet Trae, your helpful coding partner! It offers AI Q&A, code auto - completion, agent - based programming. With comprehensive IDE functions, it helps you collaborate with AI, boost dev efficiency. Click to see how it can transform your coding.
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PearAI is the AI code editor designed for faster, smarter development. It seamlessly integrates powerful AI that understands your entire codebase.
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ProgramAI is an advanced AI-powered software that assists in writing, optimizing, and understanding code across various programming languages. It integrates with your existing development environment to enhance your coding workflow.
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Codeanywhere is a cloud-based IDE. With AI-powered coding, pre-built environments & collaborative tools. Access from any device. Boost productivity.
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Phion: The zero-setup AI coding environment. Build & deploy apps instantly. Skip configs, fix bugs with AI. Go from idea to live faster.
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Perception AI is a desktop chat agent that integrates with LLM APIs and local LLMs for seamless software development, task automation, and issue resolution, with a user-friendly chat interface, requiring JavaScript enabled for best performance, suitable for efficient developers.
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Tabby is an open-source, self-hosted AI coding assistant designed to help developers write code faster and smarter by providing intelligent code completion, instant answers, and other AI-powered features directly within their IDE.
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CodeBuddy IDE: The AI IDE unifying design & dev. Get smart AI coding help, convert Figma to code seamlessly, & understand your whole project. Build faster.
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Continue, the leading open-source AI code assistant, boosts dev productivity. With autocomplete, chat, edit & more. Integrates with IDEs. Customize models. Accelerate coding now!
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Seamlessly integrate with top AI providers using your own API keys. Experience native interface and unparalleled flexibility in your development workflow.
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Meet Nia, your AI teammate for code. It deeply understands your codebase, offers lightning - fast semantic search, and seamless workflow integration. Boost your engineering workflow, ship faster, and bid farewell to code confusion.
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Void is an open source Cursor alternative. Write code with the best AI tools, while having full control over privacy.
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DevSwarm AI: Unlock true parallel AI coding. Orchestrate multiple AI agents across branches to accelerate development & boost team productivity.
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Boost your coding with Cline, the AI-powered VSCode assistant for collaborative planning, context-aware debugging, and secure integrations. Work smarter, faster!
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Revolutionize your programming experience with Devassistant.ai. Access a real dev workstation, get AI assistance, collaborate effortlessly, and more. Boost productivity now!
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Jolt is an AI codegen and chat tool for production codebases that automatically identifies context files, handles multi-file changes, and matches your code style.
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Codespell.ai accelerates your SDLC with AI. Automate project setup, APIs, testing & infrastructure from design using our unique Design Studio.
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Junie is an AI coding agent by JetBrains for IntelliJ IDEA Ultimate and PyCharm Professional. Delegate tasks, review code, and stay in flow while Junie handles the routine, learning your style for consistent results.
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Dualite : Secure, local-first AI for production-ready apps. Build high-quality web/mobile apps fast. GitHub sync, Figma to code.
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Develop faster and more efficiently with C3.ai VSCode Extension. Get intelligent code suggestions, type autocompletion, and live error checking.
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JetBrains AI Service: Seamless integration of AI into IDEs. Context-aware assistance, secure data handling, and intelligent code completion. Boost productivity now!
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DevChat transforms your IDE into a personalized AI powerhouse. Create custom dev workflows with natural language & deep project understanding.