head to head · open source
MaxKB vs rikkahub
MaxKB has 22,824 GitHub stars, 3,156 forks, 18 open issues and last shipped yesterday. rikkahub has 7,686 stars, 683 forks, 282 open issues and last shipped yesterday. MaxKB leads on adoption by 197% (22,824 vs 7,686 stars). MaxKB is written in Python under GPL-3.0; rikkahub is written in Kotlin under AGPL-3.0. MaxKB has attracted 14% as many forks as stars, rikkahub 9%. MaxKB was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (agent), 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
| MaxKB | rikkahub | |
|---|---|---|
| GitHub stars | ★ 23K | ★ 7.7K |
| License | GPL-3.0 | AGPL-3.0 |
| Written in | Python | Kotlin |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 3.2K | ⑂ 683 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick MaxKB if
- You weight community size — 23K stars and counting
- You want the GPL-3.0 license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick rikkahub if
- You want the rikkahub feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches Kotlin
- You evaluated both and rikkahub fits your workflow better
About MaxKB
MaxKB is an open source Python platform for building enterprise grade agents in the AI and machine learning ecosystem. It combines a web interface, LangChain based retrieval augmented generation, workflow orchestration, and MCP tool use so organizations can connect large language models to their own documents, systems, and business processes. The project is positioned as a knowledge brain deployed under the GNU General Public License version 3.
read the full MaxKB overview →
About rikkahub
RikkaHub is a native Android LLM chat client, written in Kotlin and released under the AGPL 3.0 licence, that lets a single user switch between different AI providers inside the same conversation.
read the full rikkahub overview →
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Frequently asked questions
Is MaxKB or rikkahub more popular?
MaxKB has 22,824 GitHub stars and rikkahub has 7,686. MaxKB has the larger community by that measure.
Are MaxKB and rikkahub free?
Both are open source. MaxKB is licensed under GPL-3.0 and rikkahub under AGPL-3.0. Neither carries a licence fee.
What is the difference between MaxKB and rikkahub?
MaxKB is written in Python and rikkahub in Kotlin. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, MaxKB or rikkahub?
Choose MaxKB if you want the larger community (22,824 stars) or its GPL-3.0 licence terms. Choose rikkahub if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.