head to head · open source
rtk vs Pullfrog
rtk has 85,327 GitHub stars, 5,462 forks, 1,642 open issues and last shipped yesterday. Pullfrog has 1,415 stars, 90 forks, 11 open issues and last shipped 2 days ago. rtk leads on adoption by 5,930% (85,327 vs 1,415 stars). rtk is written in Rust under Apache-2.0; Pullfrog is written in TypeScript under MIT. rtk has attracted 6% as many forks as stars, Pullfrog 6%. rtk 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
| rtk | Pullfrog | |
|---|---|---|
| GitHub stars | ★ 85K | ★ 1.4K |
| License | Apache-2.0 | MIT |
| Written in | Rust | TypeScript |
| Last push | 2026-11-02 | 2026-11-01 |
| Forks | ⑂ 5.5K | ⑂ 90 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick rtk if
- You weight community size — 85K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Rust
- You value the larger contributor base for long-term maintenance
pick Pullfrog if
- You want the Pullfrog feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and Pullfrog fits your workflow better
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…
About Pullfrog
Pullfrog The BYOK CodeRabbit that runs in your GitHub Actions pullfrog.com · Docs · Console · Discord New — Pullfrog is now free for personal and open source usage. What is Pullfrog? Pullfrog is the BYOK CodeRabbit that runs in your GitHub Actions. It listens for GitHub events — PRs opened, issues created, reviews submitted, CI failures — and triggers agent runs based on your configuration, via a pullfrog.yml workflow that uses this open source action. You control the infrastructure, the keys, and the costs. Pullfrog is not an agent itself. It wraps vanilla Claude Code , Codex , and OpenCode , selecting the one…
read the full Pullfrog overview →
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Frequently asked questions
Is rtk or Pullfrog more popular?
rtk has 85,327 GitHub stars and Pullfrog has 1,415. rtk has the larger community by that measure.
Are rtk and Pullfrog free?
Both are open source. rtk is licensed under Apache-2.0 and Pullfrog under MIT. Neither carries a licence fee.
What is the difference between rtk and Pullfrog?
rtk is written in Rust and Pullfrog in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, rtk or Pullfrog?
Choose rtk if you want the larger community (85,327 stars) or its Apache-2.0 licence terms. Choose Pullfrog if its feature set, stack or MIT licence fits better. Both are self-hostable.