import ""

func main() {
    // open a new index
    mapping := bleve.NewIndexMapping()
    index, err := bleve.New("example.bleve", mapping)

    // index some data
    err = index.Index(identifier, your_data)

    // search for some text
    query := bleve.NewMatchQuery("text")
    search := bleve.NewSearchRequest(query)
    searchResults, err := index.Search(search)


modern indexing & search for Go

  • Simple top-level API
  • Index any object in your data model
  • Override default mapping to customize behavior
  • Rich set of interfaces for extending the capabilities

Upcoming Events (See All)


Import one package, build an index with three lines of code, query for documents with another three lines.

Text Analysis

Bleve includes general-purpose analyzers as well as pre-built text analyzers for the following languages:

  • Arabic (ar), Bulgarian (bg), Catalan (ca), Chinese-Japanese-Korean (cjk), Kurdish (ckb), Danish (da), German (de), Greek (el), English (en), Spanish - Castilian (es), Basque (eu), Persian (fa), Finnish (fi), French (fr), Gaelic (ga), Spanish - Galician (gl), Hindi (hi), Croatian (hr), Hungarian (hu), Armenian (hy), Indonesian (id, in), Italian (it), Dutch (nl), Norwegian (no), Polish (pl), Portuguese (pt), Romanian (ro), Russian (ru), Swedish (sv), Turkish (tr)


Support for aggregating facet information across search results. Supported facet types:

  • Terms Facet
  • Numeric Range Facet
  • Date Range Facet


By indexing your data with bleve you gain the ability to compose the following query types:

  • Term, Phrase, Match, Match Phrase, Prefix, Fuzzy
  • Conjunction, Disjunction, Boolean
  • Numeric and Date Ranges
  • Query String (see Syntax)
  • Approximate k-nearest-neighbors over vector content


Industry standard tf-idf scoring with query time boosting.

Result Highlighting

Includes support for highlighting matching text within document fragments.

Text analysis wizard

Here's a playground where you can demo various text analysis components.

Open Source

The bleve source is available on github and distributed under the Apache License, Version 2.0.