YaCy
Search EnginesDecentralized peer-to-peer web search engine
Replaces Google Search, Bing
Best Multi-User Search Engines for self-hosting
The 6 best Multi-User search engines you can self-host, ranked by community traction.
Mwmbl
Search EnginesFree, open-source and non-profit web search engine
Replaces Google Search, Bing
Fess
Search EnginesPowerful enterprise search server easy to deploy
Replaces Google Search Appliance
Meme Search
Search EnginesAI-powered meme search engine
MetaGer
Search EnginesPrivacy-respecting metasearch engine you can host
Replaces Google Search, Bing
PeARS
Search EnginesLightweight distributed web search you can host yourself
Replaces Google Search
No apps match these filters.
At a glance
| App | Deploy effort | Difficulty | Min. RAM | License | ★ Stars |
|---|---|---|---|---|---|
| YaCy | Under-an-hour setup | Medium | 1,024 MB | GPL-2.0 | 4,066 |
| Mwmbl | Under-an-hour setup | Medium | 1,024 MB | AGPL-3.0 | 1,873 |
| Fess | Under-an-hour setup | Medium | 2,048 MB | Apache-2.0 | 1,141 |
| Meme Search | Under-an-hour setup | Medium | 512 MB | Apache-2.0 | 761 |
| MetaGer | Under-an-hour setup | Medium | 512 MB | AGPL-3.0 | 200 |
| PeARS | Under-an-hour setup | Medium | 512 MB | AGPL-3.0 | 38 |
Quick picks
- Most adopted: YaCy (4,066 GitHub stars).
- Lightest footprint: Meme Search (from 512 MB RAM, against 2,048 MB for the heaviest here).
- Licensing: 3 of 6 use AGPL-3.0; check the rest individually if you plan to modify and redistribute.
Every option here is open-source and self-hostable, tagged Multi-User within the search engines category. Deploy effort is graded from published container recipes, not vendor claims — see the methodology.