head to head · open source
nimforum vs jivejdon
nimforum has 785 GitHub stars, 70 forks, 129 open issues and last shipped 3 months ago. jivejdon has 588 stars, 160 forks, 5 open issues and last shipped today. nimforum leads on adoption by 34% (785 vs 588 stars). nimforum is written in Nim under MIT; jivejdon is written in Java under Apache-2.0. nimforum has attracted 9% as many forks as stars, jivejdon 27%. jivejdon was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (forum), 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
| nimforum | jivejdon | |
|---|---|---|
| GitHub stars | ★ 785 | ★ 588 |
| License | MIT | Apache-2.0 |
| Written in | Nim | Java |
| Last push | 2026-07-03 | 2026-09-20 |
| Forks | ⑂ 70 | ⑂ 160 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick nimforum if
- You weight community size — 785 stars and counting
- You want the MIT license terms
- Your stack matches Nim
- You value the larger contributor base for long-term maintenance
pick jivejdon if
- You want the jivejdon 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 jivejdon fits your workflow better
About nimforum
NimForum is a lightweight forum implementation written in the Nim programming language and positioned as an alternative to Discourse. It provides a single page application built with the Karax and Jester frameworks, while using SQLite as its database, and it is used by the Nim community at forum.nim lang.org.
read the full nimforum overview →
About jivejdon
Jivejdon is a Java, Apache 2.0 licensed chain notebook and knowledge system that combines DDD, domain events, event sourcing, CQRS and clean/hexagonal architecture to link blog and forum posts into a knowledge graph — built for enterprises and teams that want to run their own internal knowledge system rather than a flat publishing CMS.
read the full jivejdon overview →
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Frequently asked questions
Is nimforum or jivejdon more popular?
nimforum has 785 GitHub stars and jivejdon has 588. nimforum has the larger community by that measure.
Are nimforum and jivejdon free?
Both are open source. nimforum is licensed under MIT and jivejdon under Apache-2.0. Neither carries a licence fee.
What is the difference between nimforum and jivejdon?
nimforum is written in Nim and jivejdon 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, nimforum or jivejdon?
Choose nimforum if you want the larger community (785 stars) or its MIT licence terms. Choose jivejdon if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.