head to head · open source
rxdb vs FlyEnv
rxdb has 23,386 GitHub stars, 1,175 forks, 17 open issues and last shipped 2 days ago. FlyEnv has 3,233 stars, 371 forks, 37 open issues and last shipped 4 days ago. rxdb leads on adoption by 623% (23,386 vs 3,233 stars). rxdb is written in TypeScript under Apache-2.0; FlyEnv is written in TypeScript under BSD-3-Clause. rxdb has attracted 5% as many forks as stars, FlyEnv 11%. rxdb 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
| rxdb | FlyEnv | |
|---|---|---|
| GitHub stars | ★ 23K | ★ 3.2K |
| License | Apache-2.0 | BSD-3-Clause |
| Written in | TypeScript | TypeScript |
| Last push | 2026-09-18 | 2026-09-16 |
| Forks | ⑂ 1.2K | ⑂ 371 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick rxdb if
- You weight community size — 23K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick FlyEnv if
- You want the FlyEnv feature set and don't need the biggest community
- You prefer the BSD-3-Clause license terms
- Your stack matches TypeScript
- You evaluated both and FlyEnv fits your workflow better
About rxdb
RxDB is a local first, reactive NoSQL database for JavaScript applications, aimed at developers building offline capable or realtime user interfaces who want client side data storage and sync through their own backend rather than a hosted vendor.
About FlyEnv
FlyEnv is a native, cross platform desktop application that installs and manages a complete local development stack — language runtimes, databases, web servers, local sites with HTTPS, and AI coding tools — directly on Windows, macOS, and Linux, for developers who want a working local environment without container orchestration.
read the full FlyEnv overview →
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Frequently asked questions
Is rxdb or FlyEnv more popular?
rxdb has 23,386 GitHub stars and FlyEnv has 3,233. rxdb has the larger community by that measure.
Are rxdb and FlyEnv free?
Both are open source. rxdb is licensed under Apache-2.0 and FlyEnv under BSD-3-Clause. Neither carries a licence fee.
What is the difference between rxdb and FlyEnv?
rxdb is written in TypeScript and FlyEnv 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, rxdb or FlyEnv?
Choose rxdb if you want the larger community (23,386 stars) or its Apache-2.0 licence terms. Choose FlyEnv if its feature set, stack or BSD-3-Clause licence fits better. Both are self-hostable.