Head to head
UI Debugger vs Usable Browser Agent
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
Autonomous UI debugging MCP server: an agent drives the browser/desktop, reports bugs + UX issues.
Full listingNo reviews yet
MCP server and Firefox add-on that let an AI agent drive your real, logged-in browser. Free tier.
Full listingThe short version
Neither has been reviewed yet, so the comparison rests on the scan and the public usage numbers. The safety scan favours Usable Browser Agent (91/100 against 82).
| UI Debugger | Usable Browser Agent | |
|---|---|---|
| User rating | No reviews yet | No reviews yet |
| Safety grade | B82/100 | A91/100 |
| Adoption | Growing | Growing |
| GitHub stars | 2 | 0 |
| Downloads / week | 67 | 184 |
| Runs where | Your machine (local) | Your machine (local) |
| Gateway-ready | No | No |
| Tools | 5 | — |
| Write actions | 1 | — |
| Price per call | Free | Free |
| Licence | MIT | NOASSERTION |
| Last release | 2026-09-17 | 2026-09-26 |
| Category | Scraping and browsing | Scraping and browsing |