Refact – Open-Source AI Agent, Code Generator & Chat for JavaScript, Python, TypeScript, Java, PHP, Go, and more.
Verified publisherWhat a VS Code verified publisher badge means, compared with Open VSX →
Refact.ai is the #1 free open-source AI Agent on the SWE-bench verified leaderboard. It autonomously handles software engineering tasks end to end. It understands large and complex codebases, adapts to your workflow, and connects with the tools developers actually use (including MCP). It tracks your
Tracked since 5 Sept 2026
Daily readings on both stores, taken by us. As of 24 Sept 2026.
Each bar is one day’s change in the store’s own counter. Open VSX counts a download on every update, so a day includes updates by people who already had it. Days before 5 Sept are reconstructed from public archives rather than read by us.
Where Refact – Open-Source AI Agent, Code Generator & Chat for JavaScript, Python, TypeScript, Java, PHP, Go, and more. ranks in search
Positions observed daily on both stores. Neither store publishes this, and the two run separate search engines over separate catalogues.
| Search | Marketplace | Open VSX |
|---|---|---|
| ai | #209of 11,617↑35 7d | — |
| autocomplete | #605of 1,360 | #310of 329↓5 7d |
51 more searches, day-by-day history, and the extensions ranked above it. See plans | ||
VS Code Marketplace search ranking: measuring jitter and real movement →
- Installs
- 61,239+0.2% 7d
- Rating
- 4.11from 35 ratings
- Rank in Education
- #56of 1,953
- Latest
- v8.6.47 Sept 2026
292 releases · first published Dec 2022
Why the Open VSX download count looks inflated →
- Downloads
- 6,081+1.4% 7d
- Rating
- —from 0 reviews
- Rank in Education
- #119of 459
- Latest
- v3.2.11224 Jul 2024
Downloads count every update, not unique installs.
What the publisher says
Refact – Open-Source AI Agent, Code Generator & Chat for JavaScript, Python, TypeScript, Java, PHP, Go, and more.’s own readme, changelog and license, as published to the VS Code Marketplace.