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+---
+title: Oniguruma
+addedAt: 2026-04-09
+category: framework
+tags: discontinued
+permalink: /oniguruma
+releasePolicyLink: https://github.com/kkos/oniguruma
+changelogTemplate: https://github.com/kkos/oniguruma/releases/tag/v__LATEST__/
+eolColumn: Support
+
+identifiers:
+  - repology: oniguruma
+  - purl: pkg:github/kkos/oniguruma
+  - purl: pkg:deb/debian/libonig
+  - purl: pkg:deb/ubuntu/libonig
+  - purl: pkg:rpm/fedora/oniguruma
+  - purl: pkg:apk/alpine/oniguruma
+  - purl: pkg:apk/alpine/oniguruma-dev
+  - purl: pkg:alpm/arch/oniguruma
+  - cpe: cpe:2.3:a:oniguruma_project:oniguruma
+
+auto:
+  disabled: true # the product is discontinued
+  methods:
+    - git: https://github.com/kkos/oniguruma
+
+releases:
+  - releaseCycle: "6"
+    releaseDate: 2016-05-09
+    eol: 2025-04-24
+    latest: "6.9.10"
+    latestReleaseDate: 2025-01-01
+
+  - releaseCycle: "5"
+    eol: 2016-05-09
+    releaseDate: 2006-10-19
+    latest: "5.9.6"
+    latestReleaseDate: 2015-09-07
+
+---
+
+> [Oniguruma](https://github.com/kkos/oniguruma) was a regular expression library by K. Kosako that supported a variety of character encodings and backtracking.
+> It is used in many projects including Ruby, PHP, and uutils.
+
+Oniguruma was archived in April 2025.
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