Head to head
Slack vs Obsidian
Same numbers we show everywhere else, lined up. Ratings come from users, the grade comes from our scanner, adoption comes from public registries.
No reviews yet
Read and write Slack with session tokens — no OAuth, no bot, no admin approval.
Full listing
No reviews yet
Read, write, search, and surgically edit Obsidian notes, tags, and frontmatter via MCP.
Full listingThe short version
Neither has been reviewed yet, so the comparison rests on the scan and the public usage numbers. Both score close on the safety scan (92 and 92 out of 100). Obsidian has noticeably more public adoption.
| Slack | Obsidian | |
|---|---|---|
| User rating | No reviews yet | No reviews yet |
| Safety grade | A92/100 | A92/100 |
| Adoption | Growing | Established |
| GitHub stars | 2 | 682 |
| Downloads / week | 104 | 5.5k |
| Runs where | Your machine (local) | Your machine (local) |
| Gateway-ready | No | No |
| Tools | — | — |
| Write actions | — | — |
| Price per call | Free | Free |
| Licence | MIT | Apache-2.0 |
| Last release | 2026-09-17 | 2026-09-19 |
| Category | Productivity | Productivity |