# Best free Eclipse Theia IDE alternatives 9 free alternatives to Eclipse Theia IDE and 0 more. Eclipse Theia IDE is free. ## Alternatives - [Kiro](https://aitools.flocci.in/tool/kiro) — Freemium — AWS's spec-driven agentic IDE - [Cursor](https://aitools.flocci.in/tool/cursor) — Freemium — AI-first VS Code fork with agent mode - [Google Antigravity](https://aitools.flocci.in/tool/google-antigravity) — Freemium — Google's agent-first IDE - [Windsurf](https://aitools.flocci.in/tool/windsurf) — Freemium — Agentic IDE with the Cascade flow - [Zed](https://aitools.flocci.in/tool/zed) — Freemium — Blazing-fast, Rust-built editor - [Trae](https://aitools.flocci.in/tool/trae) — Freemium — ByteDance's free AI IDE - [JetBrains Junie](https://aitools.flocci.in/tool/jetbrains-junie) — Freemium — Autonomous coding agent embedded in JetBrains IDEs (IntelliJ, PyCharm, WebStorm) - [Qoder](https://aitools.flocci.in/tool/qoder) — Freemium — Multi-agent collaboration IDE from Alibaba - [CodeBuddy (Tencent)](https://aitools.flocci.in/tool/codebuddy-tencent) — Freemium — Tencent Cloud's AI code editor plus plugins and CLI ## FAQ ### What is the best free alternative to Eclipse Theia IDE? Kiro is the closest free alternative to Eclipse Theia IDE: same AI IDEs & Editors sub-category, and it is free tier + paid. AWS's spec-driven agentic IDE ### Are there free Eclipse Theia IDE alternatives? Yes — 9 of the 9 alternatives listed here are free or freemium: Kiro, Cursor, Google Antigravity, Windsurf, Zed. None of them are paid-only. ### Is Eclipse Theia IDE free? Eclipse Theia IDE is free. There is no paid plan attached to it in the catalog. ### How were these Eclipse Theia IDE alternatives chosen? They are the other tools in AI IDEs & Editors, then the rest of Code & Development, ordered free tiers first and capped at 9. There is no sponsorship and no paid placement in that ordering — only the pricing tier decides. ## Related - [Eclipse Theia IDE](https://aitools.flocci.in/tool/eclipse-theia-ide) - [AI IDEs & Editors](https://aitools.flocci.in/category/code-development/ai-ides-editors) --- Source: Flocci AI Tools — https://aitools.flocci.in/alternatives/eclipse-theia-ide Facts last verified: October 2026