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An embeddable fulltext search engine. Groonga is the successor project to Senna.
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Latest commit 3949545 Apr 18, 2019
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.logaling doc ja: translate tokenize command May 28, 2013
bindings bindings/php: add a missing check for a memory allocation failure Jul 1, 2015
build Add grn_memory_get_usage() Mar 19, 2019
examples example dictionary: use double quote for string literal Jul 2, 2016
include io_flush: revert recursive=yes behavior and add recursive=dependent Apr 17, 2019
lib Reduce needless error for complex array literal Apr 17, 2019
packages appveyor: add license notice about VC++ distributale code (#937) Apr 15, 2019
plugins Remove debug print Apr 17, 2019
tools tool many-segment: add support for INDEX_LARGE Apr 5, 2019
travis travis: ensure using -DRUBY Mar 23, 2019
.dir-locals.el emacs: add missing sh-indentation configration Oct 28, 2014
.gitignore Fix a typo Dec 12, 2018
.travis.yml travis: run rvm manually Mar 22, 2019
CMakeLists.txt cmake windows: enable USE_EXACT_ALLOC_COUNT (#924) Apr 5, 2019
COPYING update FSF address. Feb 1, 2012 Support Apache Arrow May 15, 2017 Add community information Sep 11, 2015
appveyor.yml appveyor: enable testing with japanese directory (#932) Apr 18, 2019 Try gsort again Aug 26, 2016
base_version Bump version Apr 2, 2019
bundled_mecab_naist_jdic_version Use the latest MeCab NAIST Jdic Oct 18, 2015
config.h.cmake Add grn_memory_get_usage() Mar 19, 2019 Add groonga-mruby command Nov 3, 2014 travis: fix a typo Mar 23, 2019
gpg_uid packages: don't use short key IDs Jul 27, 2018
gpg_uid_rsa4096 packages: don't use short key IDs Jul 27, 2018 Support Apache Arrow May 15, 2017 Add missing sbindir Jan 24, 2013
nginx_version Support grn_get_version() with "git clone --depth 1" repository Apr 14, 2013


Groonga is an open-source fulltext search engine and column store.

Reference manual

See doc/source/ directory or

Here are shortcut links:


Bundled software


  • Path: vendor/mruby-source
  • License: The MIT license. See vendor/mruby-source/MITL for details.


  • Path: vendor/onigmo-source
  • License: BSD license. See vendor/onigmo-source/COPYING for details.


  • Path: vendor/nginx-${VERSION}
  • License: BSD license. See vendor/nginx-${VERSION}/LICENSE for details.


Primary authors

  • Daijiro MORI
  • Tasuku SUENAGA
  • Yutaro Shimamura
  • Kouhei Sutou
  • Kazuho Oku
  • Moriyoshi Koizumi

Patches and modules from

TODO: Update or use instead.

  • Daisuke Maki
  • Kazuhiro Osawa
  • Hiroyuki OYAMA
  • Nguyen Anh Phu
  • Hideyuki KUROSU <hideyuki. kurosu at gmail. com>
  • Takuo Kitame
  • Yoshihiro Oyama
  • cZfSunOs.U
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