symfony/yaml
Loads and dumps YAML files
v8.1.5
859M downloads/mo
#67 most downloaded on composer
symfony/yaml
What this package is like to depend on
Last release 2 days ago
21 Aug 2026
Ships fairly regularly
a new release about every 4 weeks
Rarely documented
notes for 23 of 587 stable releases
Nothing withdrawn
no release was ever pulled
15 years old
683 releases · first in 2011
47 releases in the last 12 months
see the full history below
Release timeline
487 releases · Sep 2011 to Aug 2026Releases
latest 60 of 683-
v8.1.521 Aug 2026Release notes
Open source →Changelog (v8.1.2...v8.1.5)
- bug #65470 Fix parsing tagged block scalars inside sequences (@nicolas-grekas)
- bug #65425 Fix parsing an alias followed by a comment (@eyupcanakman)
- bug #65395 Do not treat an uppercase 0X prefix as hexadecimal (@eyupcanakman)
- bug #65365 Restore the default dump output for sequences of mappings (@eissasoubhi)
-
v8.1.222 Jul 2026Release notes
Open source →Changelog (v8.1.1...v8.1.2)
- bug #64672 Fix line folding after trailing backslashes in quoted strings (@eyupcanakman)
- bug #64915 Fix parsing and dumping of NaN (@semx)
- bug #64752 Fix parsing of integers with a leading plus sign (@eyupcanakman)
-
v8.1.109 Jun 2026Release notes
Open source →Changelog (v8.1.0...v8.1.1)
- minor #64476 Unsafe unserialize phpstan rule (@jack-worman)
-
v8.1.029 May 2026Nothing published for this version
-
v8.1.0-RC125 May 2026 pre-releaseNothing published for this version
-
v8.1.0-BETA320 May 2026 pre-releaseNothing published for this version
-
v8.1.0-BETA213 May 2026 pre-releaseNothing published for this version
-
v8.1.0-BETA105 May 2026 pre-releaseNothing published for this version
-
v8.0.1522 Jul 2026Release notes
Open source →Changelog (v8.0.14...v8.0.15)
- bug #64672 Fix line folding after trailing backslashes in quoted strings (@eyupcanakman)
- bug #64915 Fix parsing and dumping of NaN (@semx)
- bug #64752 Fix parsing of integers with a leading plus sign (@eyupcanakman)
-
v8.0.1409 Jun 2026Release notes
Open source →Changelog (v8.0.13...v8.0.14)
- minor #64476 Unsafe unserialize phpstan rule (@jack-worman)
- bug #64388 Fix parsing inline anchored values (@nicolas-grekas)
-
v8.0.1325 May 2026Nothing published for this version
-
v8.0.1220 May 2026Nothing published for this version
-
v8.0.1113 May 2026Nothing published for this version
-
v8.0.1005 May 2026Nothing published for this version
-
v8.0.830 Mar 2026Nothing published for this version
-
v8.0.609 Feb 2026Nothing published for this version
-
v8.0.104 Dec 2025Nothing published for this version
-
v8.0.016 Nov 2025Nothing published for this version
-
v8.0.0-RC2no date pre-releaseNothing published for this version
-
v8.0.0-RC112 Nov 2025 pre-releaseNothing published for this version
-
v8.0.0-BETA127 Sep 2025 pre-releaseNothing published for this version
-
v7.4.1721 Aug 2026Release notes
Open source →Changelog (v7.4.15...v7.4.17)
- bug #65470 Fix parsing tagged block scalars inside sequences (@nicolas-grekas)
- bug #65425 Fix parsing an alias followed by a comment (@eyupcanakman)
- bug #65395 Do not treat an uppercase 0X prefix as hexadecimal (@eyupcanakman)
-
v7.4.1521 Jul 2026Release notes
Open source →Changelog (v7.4.14...v7.4.15)
- bug #64672 Fix line folding after trailing backslashes in quoted strings (@eyupcanakman)
- bug #64915 Fix parsing and dumping of NaN (@semx)
- bug #64752 Fix parsing of integers with a leading plus sign (@eyupcanakman)
-
v7.4.1408 Jun 2026Release notes
Open source →Changelog (v7.4.13...v7.4.14)
- minor #64476 Unsafe unserialize phpstan rule (@jack-worman)
- bug #64388 Fix parsing inline anchored values (@nicolas-grekas)
-
v7.4.1325 May 2026Nothing published for this version
-
v7.4.1220 May 2026Nothing published for this version
-
v7.4.1113 May 2026Nothing published for this version
-
v7.4.1005 May 2026Nothing published for this version
-
v7.4.824 Mar 2026Nothing published for this version
-
v7.4.609 Feb 2026Nothing published for this version
-
v7.4.104 Dec 2025Nothing published for this version
-
v7.4.016 Nov 2025Nothing published for this version
-
v7.4.0-RC2no date pre-releaseNothing published for this version
-
v7.4.0-RC112 Nov 2025 pre-releaseNothing published for this version
-
v7.4.0-BETA127 Sep 2025 pre-releaseNothing published for this version
-
v7.3.804 Dec 2025Nothing published for this version
-
v7.3.527 Sep 2025Nothing published for this version
-
v7.3.327 Aug 2025Nothing published for this version
-
v7.3.210 Jul 2025Nothing published for this version
-
v7.3.103 Jun 2025Nothing published for this version
-
v7.3.004 Apr 2025Nothing published for this version
-
v7.3.0-RC1no date pre-releaseNothing published for this version
-
v7.3.0-BETA1no date pre-releaseNothing published for this version
-
v7.2.910 Jul 2025Nothing published for this version
-
v7.2.803 Jun 2025Nothing published for this version
-
v7.2.604 Apr 2025Nothing published for this version
-
v7.2.503 Mar 2025Nothing published for this version
-
v7.2.307 Jan 2025Nothing published for this version
-
v7.2.023 Oct 2024Nothing published for this version
-
v7.2.0-RC1no date pre-releaseNothing published for this version
-
v7.2.0-BETA1no date pre-releaseNothing published for this version
-
v7.1.1107 Jan 2025Nothing published for this version
-
v7.1.625 Sep 2024Nothing published for this version
-
v7.1.517 Sep 2024Nothing published for this version
-
v7.1.412 Aug 2024Nothing published for this version
-
v7.1.131 May 2024Nothing published for this version
-
v7.1.028 Apr 2024Nothing published for this version
-
v7.1.0-RC1no date pre-releaseNothing published for this version
-
v7.1.0-BETA1no date pre-releaseNothing published for this version
-
v7.0.831 May 2024Nothing published for this version