head to head · open source
code-server vs pyrefly
code-server has 79,834 GitHub stars, 6,938 forks, 152 open issues and last shipped yesterday. pyrefly has 7,197 stars, 599 forks, 694 open issues and last shipped yesterday. code-server leads on adoption by 1,009% (79,834 vs 7,197 stars). code-server is written in TypeScript under MIT; pyrefly is written in Rust under MIT. code-server has attracted 9% as many forks as stars, pyrefly 8%. pyrefly was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (ide), so they are genuine substitutes rather than adjacent tools.
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
| code-server | pyrefly | |
|---|---|---|
| GitHub stars | ★ 80K | ★ 7.2K |
| License | MIT | MIT |
| Written in | TypeScript | Rust |
| Last push | 2026-11-11 | 2026-11-11 |
| Forks | ⑂ 6.9K | ⑂ 599 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick code-server if
- You weight community size — 80K stars and counting
- You want the MIT license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick pyrefly if
- You want the pyrefly feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Rust
- You evaluated both and pyrefly fits your workflow better
About code-server
code server Run VS Code on any machine anywhere and access it in the browser. Highlights Code on any device with a consistent development environment Use cloud servers to speed up tests, compilations, downloads, and more Preserve battery life when you're on the go; all intensive tasks run on your server Requirements See requirements for minimum specs, as well as instructions on how to set up a Google VM on which you can install code server. TL;DR: Linux machine with WebSockets enabled, 1 GB RAM, and 2 vCPUs Getting started There are five ways to get started: 1. Using the install script, which automates most of…
read the full code-server overview →
About pyrefly
Pyrefly: A fast type checker and language server for Python with powerful IDE features Pyrefly is a type checker and language server for Python, which provides lightning fast type checking along with IDE features such as code navigation, semantic highlighting, and code completion. It is available as a command line tool and an extension for popular IDEs and editors such as VSCode, Neovim, Zed, and more. See the Pyrefly website for full documentation and how to add Pyrefly to your editor of choice. Pyrefly's current development status is stable. Key Features Fast. Pyrefly checks over 1.85 million lines of code per…
read the full pyrefly overview →
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Frequently asked questions
Is code-server or pyrefly more popular?
code-server has 79,834 GitHub stars and pyrefly has 7,197. code-server has the larger community by that measure.
Are code-server and pyrefly free?
Both are open source. code-server is licensed under MIT and pyrefly under MIT. Neither carries a licence fee.
What is the difference between code-server and pyrefly?
code-server is written in TypeScript and pyrefly 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, code-server or pyrefly?
Choose code-server if you want the larger community (79,834 stars) or its MIT licence terms. Choose pyrefly if its feature set, stack or MIT licence fits better. Both are self-hostable.