Perplexica
Search EnginesOpen-source AI-powered search engine
Replaces Google Search
Best Cross-Platform Search Engines for self-hosting
The 10 best Cross-Platform search engines you can self-host, ranked by community traction.
Tantivy
Search EnginesFull-text search engine library written in Rust
Replaces Elasticsearch
Morphic
Search EnginesAI-powered answer engine with a generative UI
Replaces Google Search
YaCy
Search EnginesDecentralized peer-to-peer web search engine
Replaces Google Search, Bing
Farfalle
Search EnginesOpen-source AI search engine with local model support
Replaces Google Search
Apache Lucene
Search EnginesFoundational open-source text search engine library
Replaces proprietary search SDKs
Stract
Search EnginesOpen-source web search engine you can self-host
Replaces Google Search, Bing
Mwmbl
Search EnginesFree, open-source and non-profit web search engine
Replaces Google Search, Bing
Recoll
Search EnginesFull-text desktop and server search for your documents
Replaces Google Desktop
DocFetcher
Search EnginesCross-platform desktop search for document contents
Replaces Google Desktop
No apps match these filters.
Every option here is open-source and self-hostable, tagged Cross-Platform within the search engines category. Compare them on the individual app pages for setup difficulty and resource requirements.