Buzz vs Multica
Buzz (Block Open Source) and Multica (multica-ai) side by side on public data, as of Oct 10, 2026.
Multica has 1.5x the GitHub stars of Buzz (52.3K against 35.8K). Buzz shipped 50 stable releases in the past 90 days. Multica shipped 51 stable releases in the past 90 days.
Side-by-side numbers
| Metric | Buzz | Multica |
|---|---|---|
| Gid Score | 43 | 42 |
| Overall rank | #101 | #109 |
| Downloads, last 7 days | — | — |
| Downloads, 7-day change | — | — |
| Downloads, 30-day change | — | — |
| VS Code installs | — | — |
| Marketplace rating | — | — |
| GitHub stars | 35.8K | 52.3K |
| Homebrew installs, 30 days | — | — |
| Hacker News mentions, 30 days | 0 | 0 |
| Latest stable release | 0.5.28 · yesterday | 0.6.1 · 9d ago |
| Stable releases, 90 days | 50 | 51 |
| Terminal-Bench (best run) | — | — |
| Price | Free (OSS) | — |
| License | Apache-2.0 | |
| First released | March 2026 | January 2026 |
| Interfaces | — | — |
| Models |
Trends
BuzzMultica
Buzz
Self-hostable workspace from Block where people and AI agents share the same channels; messages, workflows, reviews and Git events are signed events on a relay you own (Nostr).
Pricing: Open source under the Apache-2.0 licence; check the website for any paid hosted plans.
Latest release 0.5.28:
- test(desktop): move CSP guards from Rust to the desktop JS suite (#8172) (5142cf6b2a0f44686eeda1ed07905ee3560fd78e)
- fix(desktop): repair the Windows notification shim's false denial on read (#5600) (99924a5a69200d34f5cc67e9b76748d7ece72705)
- feat: raise hosted community limit to fifty (#8186) (8f66f7051c68560feb27dbc74b069c851bc018bd)
- feat(desktop): browse and moderate every community in the Admin Console (#8027) (836e7d0d06789765b4d98a93c2b509a2a0fbd1bf)
Multica
Make humans and AI agents work as one team — open-source and self-hostable.
Latest release 0.6.1:
- 67d61a2073bad0fbb7140fd2000f1ab7ec0a4f25 MUL-7780 feat(issues): run charts follow the pointer; a cost sparkline replaces the sidebar strip
- e31da86c90794b5c488279a3ead13ac2f31ac269 MUL-7801 fix(daemon): follow directory junctions when authorizing repo checkout workdirs
- 262dcb5fa7ee2986aaabf3a78ee698f4afb4f151 MUL-7816 fix(taskfailure): classify a 403 usage limit as provider quota, not auth
- 43b0571f992567a919c7f1f699ff160922594b94 MUL-7821: feat(cli): mark duplicates with issue status/update --duplicate-of