head to head · open source
OpenCode vs rtk
OpenCode has 224,079 GitHub stars, 30,135 forks, 5,727 open issues and last shipped yesterday. rtk has 85,327 stars, 5,462 forks, 1,642 open issues and last shipped yesterday. OpenCode leads on adoption by 163% (224,079 vs 85,327 stars). OpenCode is written in TypeScript under MIT; rtk is written in Rust under Apache-2.0. OpenCode has attracted 13% as many forks as stars, rtk 6%. OpenCode was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| OpenCode | rtk | |
|---|---|---|
| GitHub stars | ★ 224K | ★ 85K |
| License | MIT | Apache-2.0 |
| Written in | TypeScript | Rust |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 30K | ⑂ 5.5K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick OpenCode if
- You weight community size — 224K stars and counting
- You want the MIT license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick rtk if
- You want the rtk feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Rust
- You evaluated both and rtk fits your workflow better
About OpenCode
The open source AI coding agent. English 简体中文 繁體中文 한국어 Deutsch Español Français Italiano Dansk 日本語 Polski Русский Bosanski العربية Norsk Português (Brasil) ไทย Türkçe Українська বাংলা Ελληνικά Tiếng Việt Installation [!TIP] Remove versions older than 0.1.x before installing. Desktop App (BETA) OpenCode is also available as a desktop application. Download directly from the releases page or opencode.ai/download. Installation Directory The install script respects the following priority order for the installation path: 1. $OPENCODE INSTALL DIR Custom installation directory 2. $XDG BIN DIR XDG Base Directory…
read the full OpenCode overview →
About rtk
High performance CLI proxy that cuts up to 90% of the bash output your agent reads Website • Install • Troubleshooting • Architecture • Discord English • Francais • 中文 • 日本語 • 한국어 • Espanol • Português rtk filters and compresses command outputs before they reach your LLM context. Single Rust binary, 100+ supported commands, Full explanation: How RTK Savings Work Installation Homebrew (recommended) winget (Windows) Easiest way to install on Windows — one command, no PATH setup needed: Quick Install (Linux/macOS) Installs to /.local/bin . Add to PATH if needed…
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Frequently asked questions
Is OpenCode or rtk more popular?
OpenCode has 224,079 GitHub stars and rtk has 85,327. OpenCode has the larger community by that measure.
Are OpenCode and rtk free?
Both are open source. OpenCode is licensed under MIT and rtk under Apache-2.0. Neither carries a licence fee.
What is the difference between OpenCode and rtk?
OpenCode is written in TypeScript and rtk in Rust. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, OpenCode or rtk?
Choose OpenCode if you want the larger community (224,079 stars) or its MIT licence terms. Choose rtk if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.