Open source Semrush alternative: keyword research, rank tracking, site audits, backlinks, AI visibility. Docker or Cloudflare deploy, BYO DataForSEO key. MIT.
You pay for Ahrefs
There is an open source for Ahrefs
1 reviewed open source alternative to Ahrefs so far. More in review.
"Right now open-seo seems to be tied to a single account/user (me), so I can't have anyone else log in and use the instance under their own identity, they'd have to use my credentials directly, which isn't ideal for testing, handoff, or letting a teammate poke around independently."
| Project | License | Stars | Last release | Hosted | Docker | Zero terminal | Install path |
|---|---|---|---|---|---|---|---|
| OpenSEO | MIT | 11.3k | 2026-08-09 | Yes | Yes | No | Install path |