head to head · open source
Soketi vs SIP.js
Soketi has 5,633 GitHub stars, 363 forks, 142 open issues and last shipped 1.5 years ago. SIP.js has 2,096 stars, 728 forks, 97 open issues and last shipped 3 months ago. Soketi leads on adoption by 169% (5,633 vs 2,096 stars). Soketi is written in TypeScript under AGPL-3.0; SIP.js is written in TypeScript under MIT. Soketi has attracted 6% as many forks as stars, SIP.js 35%. SIP.js was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (javascript, nodejs), 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
| Soketi | SIP.js | |
|---|---|---|
| GitHub stars | ★ 5.6K | ★ 2.1K |
| License | AGPL-3.0 | MIT |
| Written in | TypeScript | TypeScript |
| Last push | 2025-03-03 | 2026-06-15 |
| Forks | ⑂ 363 | ⑂ 728 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Soketi if
- You weight community size — 5.6K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick SIP.js if
- You want the SIP.js feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and SIP.js fits your workflow better
About Soketi
Soketi is an open source, Pusher compatible WebSockets server written in TypeScript that lets developers run their own real time channels infrastructure instead of paying for a hosted Pusher plan.
read the full Soketi overview →
About SIP.js
SIP.js is an MIT licensed TypeScript library that gives web applications a JavaScript signaling stack for SIP over WebSocket, so browsers can place and receive real time audio and video sessions through WebRTC.
read the full SIP.js overview →
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Frequently asked questions
Is Soketi or SIP.js more popular?
Soketi has 5,633 GitHub stars and SIP.js has 2,096. Soketi has the larger community by that measure.
Are Soketi and SIP.js free?
Both are open source. Soketi is licensed under AGPL-3.0 and SIP.js under MIT. Neither carries a licence fee.
What is the difference between Soketi and SIP.js?
Soketi is written in TypeScript and SIP.js 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, Soketi or SIP.js?
Choose Soketi if you want the larger community (5,633 stars) or its AGPL-3.0 licence terms. Choose SIP.js if its feature set, stack or MIT licence fits better. Both are self-hostable.