head to head · open source
Jitsi vs Spark
Jitsi has 29,935 GitHub stars, 8,028 forks, 141 open issues and last shipped today. Spark has 604 stars, 445 forks, 7 open issues and last shipped 5 days ago. Jitsi leads on adoption by 4,856% (29,935 vs 604 stars). Jitsi is written in TypeScript under Apache-2.0; Spark is written in Java under Apache-2.0. Jitsi has attracted 27% as many forks as stars, Spark 74%. Jitsi 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.
← all 8884 open source comparisons
Side by side
| Jitsi | Spark | |
|---|---|---|
| GitHub stars | ★ 30K | ★ 604 |
| License | Apache-2.0 | Apache-2.0 |
| Written in | TypeScript | Java |
| Last push | 2026-09-18 | 2026-09-13 |
| Forks | ⑂ 8.0K | ⑂ 445 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Jitsi if
- You weight community size — 30K 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 Spark if
- You want the Spark feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Java
- You evaluated both and Spark fits your workflow better
About Jitsi
Jitsi Meet is an open source video conferencing platform built on WebRTC standards, designed for privacy focused, account free video calls. It operates as a standalone web application or embeddable component, supporting both browser based and native mobile usage without requiring user accounts to join meetings. The project lives in the video communication ecosystem, competing directly with proprietary services like Zoom, Google Meet, and Slack’s built in calling.
read the full Jitsi overview →
About Spark
Spark ===== [Spark] is an Open Source, cross platform IM client optimized for businesses and organizations. Group Chat In line Spell Checking End to end (E2E) Message Encryption with OTR. Tabbed Conversations File Transfer Screen Capture Sharing Message translations. Combined with the [Openfire] server, [Spark] is the easiest and best alternative to using unsecure public IM networks. [Spark] an [Ignite Realtime] community project. Resources Translation: Documentation: Community: Bug Tracker: Nightly Builds: XMPP compliance: Install Download the last release from the GitHub releases page or nightly build with the …
read the full Spark overview →
More in Business Software
Related comparisons
More Collaboration & Communication projects
Compare either of these against the rest of the Collaboration & Communication field.
Frequently asked questions
Is Jitsi or Spark more popular?
Jitsi has 29,935 GitHub stars and Spark has 604. Jitsi has the larger community by that measure.
Are Jitsi and Spark free?
Both are open source. Jitsi is licensed under Apache-2.0 and Spark under Apache-2.0. Neither carries a licence fee.
What is the difference between Jitsi and Spark?
Jitsi is written in TypeScript and Spark in Java. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Jitsi or Spark?
Choose Jitsi if you want the larger community (29,935 stars) or its Apache-2.0 licence terms. Choose Spark if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.