head to head · open source
copyparty vs Sync-in
copyparty has 46,739 GitHub stars, 1,905 forks, 252 open issues and last shipped yesterday. Sync-in has 1,773 stars, 137 forks, 13 open issues and last shipped yesterday. copyparty leads on adoption by 2,536% (46,739 vs 1,773 stars). copyparty is written in Python under MIT; Sync-in is written in TypeScript under AGPL-3.0. copyparty has attracted 4% as many forks as stars, Sync-in 8%. copyparty was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (file-server, file-sharing), 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
| copyparty | Sync-in | |
|---|---|---|
| GitHub stars | ★ 47K | ★ 1.8K |
| License | MIT | AGPL-3.0 |
| Written in | Python | TypeScript |
| Last push | 2026-09-19 | 2026-09-19 |
| Forks | ⑂ 1.9K | ⑂ 137 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick copyparty if
- You weight community size — 47K stars and counting
- You want the MIT license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick Sync-in if
- You want the Sync-in feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches TypeScript
- You evaluated both and Sync-in fits your workflow better
About copyparty
copyparty is a portable file server that turns almost any device into a file server with resumable uploads and downloads through any web browser, built for self hosters, homelab operators, NAS owners and anyone who wants to share files directly from their own hardware.
read the full copyparty overview →
About Sync-in
Sync in is a self hosted platform for file storage, synchronization, and team collaboration. It lives in the self hosted file management ecosystem, alongside homelab, on premise, and cloud alternative use cases. The project is written in TypeScript and licensed under AGPL 3.0.
read the full Sync-in overview →
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Frequently asked questions
Is copyparty or Sync-in more popular?
copyparty has 46,739 GitHub stars and Sync-in has 1,773. copyparty has the larger community by that measure.
Are copyparty and Sync-in free?
Both are open source. copyparty is licensed under MIT and Sync-in under AGPL-3.0. Neither carries a licence fee.
What is the difference between copyparty and Sync-in?
copyparty is written in Python and Sync-in 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, copyparty or Sync-in?
Choose copyparty if you want the larger community (46,739 stars) or its MIT licence terms. Choose Sync-in if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.