Release Notes

Features and bugfixes in our latest releases. Please see the Download page for links to source and binaries.

Note that Mercurial follows a time-based release plan with major releases every three months and minor (bugfix) releases on the first of every month (see TimeBasedReleasePlan).

{i} Be sure to read the upgrade notes when upgrading.

(See the archive for older versions)

1. Mercurial 6.2 (2022-07-11) to 6.2.1 (2022-07-28)

Regularly scheduled major release. An overview of new features available. This is the first Python 3 only version.

2. Mercurial 6.1 (2022-03-01) to 6.1.4 (2022-06-16)

Regularly scheduled major release. An overview of new features available. This is the last version to support Python 2.

3. Mercurial 6.0 (2021-11-23) to 6.0.3 (2022-02-18)

Regularly scheduled feature release. An overview of new features available. This is a regularly-scheduled quarterly feature release. It was delayed from the usual calendar due to the ongoing effort to make Windows support more robust, especially on Python 3.

4. Mercurial 5.9 to 5.9.3 (2021-08-20)

Regularly scheduled feature release. An overview of new features available. This is a regularly-scheduled quarterly feature release.

5. Mercurial 5.8 (2021-05-03)

Regularly scheduled feature release. An overview of new features available. This is a regularly-scheduled quarterly feature release.

6. Mercurial 5.7.1 (2021-03-08)

Regularly scheduled bug fix release.

6.1. commands

6.2. core

6.3. extensions

6.4. unsorted

7. Mercurial 5.7 (2021-01-29)

Regularly scheduled feature release. An overview of new features available. This is a regularly-scheduled quarterly feature release.

8. Mercurial 5.6.1 (2020-12-03)

Regularly scheduled bug fix release.

8.1. extensions

8.2. unsorted

9. Mercurial 5.6 (2020-11-02)

Regularly scheduled feature release. An overview of new features available. This is a regularly-scheduled quarterly feature release.

10. Mercurial 5.5.2 (2020-10-02)

Regularly scheduled bug fix release.

10.1. commands

10.2. unsorted

11. Mercurial 5.5.1 (2020-09-01)

Regularly scheduled bug fix release.

11.1. bug fixes

12. Mercurial 5.5 (2020-08-03)

Regularly scheduled feature release. An overview of new features available. This is a regularly-scheduled quarterly feature release.

13. Mercurial 5.4.2 (2020-07-01)

Regularly scheduled bug fix release.

13.1. extensions

13.2. unsorted

14. Mercurial 5.4.1 (2020-06-15)

Regularly scheduled bug fix release.

14.1. commands

14.2. core

14.3. unsorted

15. Mercurial 5.4 (2020-05-01)

Regularly scheduled feature release. An overview of new features available. This is a regularly-scheduled quarterly feature release.

16. Mercurial 5.3.2 (2020-04-02)

Regularly scheduled bug fix release.

16.1. unsorted

17. Mercurial 5.3.1 (2020-03-04)

Regularly scheduled bug fix release.

17.1. commands

17.2. extensions

17.3. unsorted

18. Mercurial 5.3 (2020-02-03)

Regularly scheduled feature release. An overview of new features available. This is a regularly-scheduled quarterly feature release.

19. Mercurial 5.2 (2019-11-05)

Regularly scheduled feature release. An overview of new features available. This is a regularly-scheduled quarterly feature release.

19.1. Backwards Compatibility Changes

* The infinitepush extension is believed to be unused, and will be deleted at

* 'hg grep' now searches working copy file contents by default. We recognize

19.2. API Changes

* 'mercurial.hg.update*' and 'mercurial.merge.update' now expect a value from

* 'mercurial.hg.updatetotally' is now more thorough about checking its

* 'mercurial.bookmarks.bmstore' no longer has a convenience method for looking

19.3. commands

19.4. core

19.5. extensions

19.6. unsorted

19.7. Behavior Changes

19.8. Internal API Changes

20. Mercurial 5.1.2 (2019-10-02)

Regularly scheduled bug fix release.

20.1. extensions

20.2. tests

21. Mercurial 5.1.1 (2019-09-05)

Regularly scheduled bug fix release.

21.1. commands

21.2. core

21.3. tests

22. Mercurial 5.1 (2019-08-01)

Regularly scheduled feature release. An overview of new features available. This is a regularly-scheduled quarterly feature release.

22.1. commands

22.2. core

22.3. extensions

22.4. unsorted

22.5. Behavior Changes

22.6. Internal API Changes

23. Mercurial 5.0.2

A regularly scheduled bugfix release.

23.1. commands

23.2. unsorted

24. Mercurial 5.0.1

A regularly scheduled bugfix release.

24.1. commands

24.2. unsorted

25. Mercurial 5.0 (2019-05-01)

An overview of new features available. This is a regularly-scheduled quarterly feature release.

26. Mercurial 4.9.1 (2019-03-19)

A regularly scheduled bugfix release, late due to vacations and similar disruptions at the regular time.

26.1. commands

26.2. extensions

26.3. unsorted

27. Mercurial 4.9 (2019-02-01)

An overview of new features available. This is a regularly-scheduled quarterly feature release that also contains security fixes.

27.1. security

It was possible to use symlinks and subrepositories to defeat Mercurial's path-checking logic and write files outside a repository. This has been fixed. Users on older versions can either disable subrepositories with [subrepos] allowed=false in their configuration or by ensuring any cloned repositories don't contain malicious symlinks.

27.2. commands

27.3. core

27.4. extensions

27.5. unsorted

27.6. Behavior Changes

27.7. Internal API Changes

28. Mercurial 4.8.2 (2019-01-07)

This is a regularly-scheduled bugfix release containing following fixes:

28.1. commands

28.2. core

28.3. extensions

28.4. unsorted

29. Mercurial 4.8.1 (2018-12-04)

A regularly scheduled bugfix release. Some security fixes are included, but all are expected to be low-risk.

29.1. commands

29.2. core

29.3. extensions

29.4. unsorted

30. Mercurial 4.8 (2018-11-02)

An overview of new features available. This is a regularly-scheduled quarterly feature release.

30.1. commands

30.2. core

30.3. extensions

30.4. hgweb

30.5. chg

30.6. unsorted

30.7. Behavior Changes

30.8. Internal API Changes

31. Mercurial 4.7.2 (2018-10-01)

This is a regularly-scheduled bugfix release containing following fixes:

31.1. security

Fix a potential out-of-bounds read in manifest parsing C code.

31.2. core

31.3. unsorted

32. Mercurial 4.7.1 (2018-09-04)

This is a regularly-scheduled bugfix release containing following fixes:

32.1. commands

32.2. core

32.3. hgweb

32.4. performance

33. Mercurial 4.7 (2018-08-01)

This is a regularly-scheduled quarterly feature release and has its own release notes page which can be found here Full release notes.

WhatsNew (last edited 2022-07-28 12:27:38 by RaphaelGomes)