I'm trying to get my head around all the search stuff so it's a good time to have a NodeBase call about it.
Some collected links, please add to them in comments.
https://github.com/eugeneware/fulltext-engine https://github.com/dominictarr/level-search https://github.com/fergiemcdowall/search-index https://github.com/fergiemcdowall/norch https://github.com/juliangruber/level-trie https://github.com/substack/level-query https://github.com/eugeneware/fulltext-engine https://github.com/eugeneware/levels
https://github.com/juliangruber/sortable-hash https://github.com/olivernn/lunr.js https://github.com/ikr/normalize-for-search https://github.com/tatsuyaoiw/search-text-tokenizer https://github.com/ryankask/tritium https://github.com/marccampbell/node-autocomplete https://github.com/AndreasMadsen/fusspos https://github.com/superjoe30/diacritics https://github.com/arieljake/burst-trie https://github.com/NaturalNode/natural https://github.com/No9/lancasterstemmer-stream