head to head · open source
Reflex vs flock
Reflex has 28,987 GitHub stars, 1,827 forks, 346 open issues and last shipped yesterday. flock has 501 stars, 6 forks, 2 open issues and last shipped 8 days ago. Reflex leads on adoption by 5,686% (28,987 vs 501 stars). Reflex is written in Python under Apache-2.0; flock is written in Go under MIT. Reflex has attracted 6% as many forks as stars, flock 1%. Reflex 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
| Reflex | flock | |
|---|---|---|
| GitHub stars | ★ 29K | ★ 501 |
| License | Apache-2.0 | MIT |
| Written in | Python | Go |
| Last push | 2026-11-02 | 2026-10-26 |
| Forks | ⑂ 1.8K | ⑂ 6 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Reflex if
- You weight community size — 29K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick flock if
- You want the flock feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Go
- You evaluated both and flock fits your workflow better
About Reflex
✨ Performant, customizable web apps in pure Python. Deploy in seconds. ✨ [!NOTE] Build faster with Reflex: AI Builder Generate full stack Reflex apps in seconds. Agent Toolkit Connect MCP and Skills to your coding assistant. App Management Deploy and manage your Reflex apps. Introduction Reflex is a library to build full stack web apps in pure Python. Key features: Pure Python Write your app's frontend and backend all in Python, no need to learn Javascript. Full Flexibility Reflex is easy to get started with, but can also scale to complex apps. See our architecture page to learn how Reflex works under the hood…
read the full Reflex overview →
About flock
English · Русский · 中文 · Español · Deutsch · Français · Português (BR) · 日本語 Flock Run a Claude Code AI dev team on your server and drive it from chat. Describe a feature in Telegram, VK or LO; the team plans it, builds it on a branch, tests it, reviews it, and opens a PR — each chat in its own isolated workspace. It runs on your Claude Pro/Max subscription (no per token billing) or an Anthropic API key, ships as prebuilt Docker images (no build step), and keeps every chat in its own sandboxed workspace. Quick start (Docker) That pulls the prebuilt image ghcr.io/duckbugio/flock telegram — no build, no Ansible —…
read the full flock overview →
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Frequently asked questions
Is Reflex or flock more popular?
Reflex has 28,987 GitHub stars and flock has 501. Reflex has the larger community by that measure.
Are Reflex and flock free?
Both are open source. Reflex is licensed under Apache-2.0 and flock under MIT. Neither carries a licence fee.
What is the difference between Reflex and flock?
Reflex is written in Python and flock in Go. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Reflex or flock?
Choose Reflex if you want the larger community (28,987 stars) or its Apache-2.0 licence terms. Choose flock if its feature set, stack or MIT licence fits better. Both are self-hostable.