Last release today
31 Aug 2026
Release timing varies
gaps range from 2 weeks to 6 months
Nearly every release is documented
notes for 36 of 36 stable releases
Nothing withdrawn
no release was ever pulled
10 years old
500 releases · first in 2016
Release timeline
500 releases since 2016One column per quarter.
Releases
- v1.21.1-0.20220622230248-78c80fbae8e722 Jun 2022pre-release
Nothing published for this version
- v1.21.1-0.20220617042904-2e615d88d0eb17 Jun 2022pre-release
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- v1.21.1-0.20220615121705-c58bc945dcc215 Jun 2022pre-release
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- v1.21.1-0.20220609165930-88a8b01a0f629 Jun 2022pre-release
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- v1.21.1-0.20220603173429-e06e09a6d3963 Jun 2022pre-release
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- v1.21.1-0.20220601154728-41970cf6c4371 Jun 2022pre-release
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- v1.21.1-0.20220530044716-54f62048322330 May 2022pre-release
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- v1.21.1-0.20220517155636-e18477ea344017 May 2022pre-release
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- v1.21.1-0.20220429171702-9e61a39e216e29 Apr 2022pre-release
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- v1.21.1-0.20220426214615-71ecc42cb26626 Apr 2022pre-release
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- v1.21.1-0.20220426181120-d1db6b8ace3b26 Apr 2022pre-release
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- v1.21.1-0.20220426102802-e6465c2bc08526 Apr 2022pre-release
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- v1.21.1-0.20220422165149-75dacb47ccd622 Apr 2022pre-release
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- v1.21.1-0.20220412164307-d38507c4e0f712 Apr 2022pre-release
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- v1.21.1-0.20220408171609-1d435ba52bfa8 Apr 2022pre-release
Nothing published for this version
- v1.21.1-0.20220330040726-212dcb966b4730 Mar 2022pre-release
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- v1.21.1-0.20220330024020-59749c9a5f8630 Mar 2022pre-release
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- v1.21.1-0.20220322230823-15be647f6ac622 Mar 2022pre-release
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- v1.21.1-0.20220322213553-fb6027f0b1b122 Mar 2022pre-release
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- v1.21.1-0.20220316224604-34cb0124671716 Mar 2022pre-release
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- v1.21.1-0.20220315213927-32a858eb844515 Mar 2022pre-release
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- v1.21.07 Feb 2022
Release notes2 sources agree
Open source →Enhancements:
- #1047: Add
zapcore.ParseLevelto parse aLevelfrom a string. - #1048: Add
zap.ParseAtomicLevelto parse anAtomicLevelfrom a string.
Bugfixes:
- #1058: Fix panic in JSON encoder when
EncodeLevelis unset.
Other changes:
- #1052: Improve encoding performance when the
AddCallerandAddStacktraceoptions are used together.
Thanks to @aerosol and @Techassi for their contributions to this release.
- #1047: Add
- v1.20.1-0.20220204162205-448d25ec70f74 Feb 2022pre-release
Nothing published for this version
- v1.20.1-0.20220204161416-a7613b2969c34 Feb 2022pre-release
Nothing published for this version
- v1.20.1-0.20220127165404-a1155d9e020427 Jan 2022pre-release
Nothing published for this version
- v1.20.1-0.20220125014833-3f20106b7d5825 Jan 2022pre-release
Nothing published for this version
- v1.20.1-0.20220114084043-c087e079edef14 Jan 2022pre-release
Nothing published for this version
- v1.20.1-0.20220113203439-e751939b684213 Jan 2022pre-release
Nothing published for this version
- v1.20.04 Jan 2022
Release notes2 sources agree
Open source →Enhancements:
- #989: Add
EncoderConfig.SkipLineEndingflag to disable adding newline characters between log statements. - #1039: Add
EncoderConfig.NewReflectedEncoderfield to customize JSON encoding of reflected log fields.
Bugfixes:
- #1011: Fix inaccurate precision when encoding complex64 as JSON.
- #554, #1017: Close JSON namespaces opened in
MarshalLogObjectmethods when the methods return. - #1033: Avoid panicking in Sampler core if
thereafteris zero.
Other changes:
- #1028: Drop support for Go < 1.15.
Thanks to @psrajat, @lruggieri, @sammyrnycreal for their contributions to this release.
- #989: Add
- v1.19.2-0.20220104050525-79cb86f712db4 Jan 2022pre-release
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- v1.19.2-0.20220103181231-da733e54778e3 Jan 2022pre-release
Nothing published for this version
- v1.19.2-0.20211215013733-369c1bdf2a9915 Dec 2021pre-release
Nothing published for this version
- v1.19.2-0.20211208211755-9367581ad2e48 Dec 2021pre-release
Nothing published for this version
- v1.19.2-0.20211119231303-10b1fe4a64fb19 Nov 2021pre-release
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- v1.19.2-0.20211109170402-aea2a5051d079 Nov 2021pre-release
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- v1.19.2-0.20211109044642-625d01b965559 Nov 2021pre-release
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- v1.19.2-0.20211109042620-7a9e717dc0c59 Nov 2021pre-release
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- v1.19.2-0.20211108200518-b62116b323158 Nov 2021pre-release
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- v1.19.2-0.20211105175402-2216968902525 Nov 2021pre-release
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- v1.19.2-0.20211015004820-3d55364f7a2a15 Oct 2021pre-release
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- v1.19.2-0.20210910224926-10d89a76cc8b10 Sept 2021pre-release
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- v1.19.2-0.20210910162706-a0e23804384710 Sept 2021pre-release
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- v1.19.2-0.20210908235213-701115791d1c8 Sept 2021pre-release
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- v1.19.2-0.20210908213353-21b05d055e1d8 Sept 2021pre-release
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- v1.19.18 Sept 2021
- v1.19.1-0.20210908175352-914c4ff628cd8 Sept 2021pre-release
Nothing published for this version
- v1.19.1-0.20210813012313-d8fd848d18f213 Aug 2021pre-release
Nothing published for this version
- v1.19.09 Aug 2021
Release notes2 sources agree
Open source →Enhancements:
- #975: Avoid panicking in Sampler core if the level is out of bounds.
- #984: Reduce the size of BufferedWriteSyncer by aligning the fields better.
Thanks to @lancoLiu and @thockin for their contributions to this release.
- v1.18.2-0.20210730155440-2198a43d955c30 Jul 2021pre-release
Nothing published for this version
- v1.18.2-0.20210730041741-81879d1b480630 Jul 2021pre-release
Nothing published for this version
- v1.18.2-0.20210706014541-d9796184f55d6 Jul 2021pre-release
Nothing published for this version
- v1.18.2-0.20210705204502-1cac10bfebaa5 Jul 2021pre-release
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- v1.18.2-0.20210701005327-007a55e182f21 Jul 2021pre-release
Nothing published for this version
- v1.18.128 Jun 2021
Release notes2 sources agree
Open source →Bugfixes:
- #974: Fix nil dereference in logger constructed by
zap.NewNop.
- #974: Fix nil dereference in logger constructed by
- v1.18.1-0.20210628190426-a779980aca4928 Jun 2021pre-release
Nothing published for this version
- v1.18.028 Jun 2021
Release notes2 sources agree
Open source →Enhancements:
- #961: Add
zapcore.BufferedWriteSyncer, a newWriteSyncerthat buffers messages in-memory and flushes them periodically. - #971: Add
zapio.Writerto use a Zap logger as anio.Writer. - #897: Add
zap.WithClockoption to control the source of time via the newzapcore.Clockinterface. - #949: Avoid panicking in
zap.SugaredLoggerwhen arguments of*wmethods don't match expectations. - #943: Add support for filtering by level or arbitrary matcher function to
zaptest/observer. - #691: Comply with
io.StringWriterandio.ByteWriterin Zap'sbuffer.Buffer.
Thanks to @atrn0, @ernado, @heyanfu, @hnlq715, @zchee for their contributions to this release.
- #961: Add
- v1.17.1-0.20210625010412-d5c2a1a70f5125 Jun 2021pre-release
Nothing published for this version
- v1.17.1-0.20210624200111-5afb307f552224 Jun 2021pre-release
Nothing published for this version
- v1.17.1-0.20210624185320-fb71758054e724 Jun 2021pre-release
Nothing published for this version
- v1.17.1-0.20210616162119-0c427222737c16 Jun 2021pre-release
Nothing published for this version