head to head · open source
neko vs JJazzLab
neko has 22,326 GitHub stars, 1,628 forks, 151 open issues and last shipped 9 days ago. JJazzLab has 590 stars, 48 forks, 26 open issues and last shipped 8 days ago. neko leads on adoption by 3,684% (22,326 vs 590 stars). neko is written in Go under Apache-2.0; JJazzLab is written in Java under LGPL-2.1. neko has attracted 7% as many forks as stars, JJazzLab 8%. JJazzLab 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
| neko | JJazzLab | |
|---|---|---|
| GitHub stars | ★ 22K | ★ 590 |
| License | Apache-2.0 | LGPL-2.1 |
| Written in | Go | Java |
| Last push | 2026-09-10 | 2026-09-11 |
| Forks | ⑂ 1.6K | ⑂ 48 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick neko if
- You weight community size — 22K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick JJazzLab if
- You want the JJazzLab feature set and don't need the biggest community
- You prefer the LGPL-2.1 license terms
- Your stack matches Java
- You evaluated both and JJazzLab fits your workflow better
About neko
Neko is a self hosted virtual browser that runs inside a Docker container and streams its desktop to several people at once over WebRTC, built for developers testing web applications, privacy conscious users, and teams who want to browse, watch or present together in one shared session.
About JJazzLab
JJazzLab is a free, open source, cross platform desktop application for automatic backing track generation — you enter chord symbols, pick a music style, and it produces a full arrangement with drums, bass, guitar, piano and strings — built for musicians who want a band to practise with, teachers, and composers working at an early stage.
read the full JJazzLab overview →
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Frequently asked questions
Is neko or JJazzLab more popular?
neko has 22,326 GitHub stars and JJazzLab has 590. neko has the larger community by that measure.
Are neko and JJazzLab free?
Both are open source. neko is licensed under Apache-2.0 and JJazzLab under LGPL-2.1. Neither carries a licence fee.
What is the difference between neko and JJazzLab?
neko is written in Go and JJazzLab 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, neko or JJazzLab?
Choose neko if you want the larger community (22,326 stars) or its Apache-2.0 licence terms. Choose JJazzLab if its feature set, stack or LGPL-2.1 licence fits better. Both are self-hostable.