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 6.0 (2021-11-23) to 6.0.1 (2022-01-05)

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.

2. 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.

3. Mercurial 5.8 (2021-05-03)

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

4. Mercurial 5.7.1 (2021-03-08)

Regularly scheduled bug fix release.

4.1. commands

4.2. core

4.3. extensions

4.4. unsorted

5. Mercurial 5.7 (2021-01-29)

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

6. Mercurial 5.6.1 (2020-12-03)

Regularly scheduled bug fix release.

6.1. extensions

6.2. unsorted

7. Mercurial 5.6 (2020-11-02)

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

8. Mercurial 5.5.2 (2020-10-02)

Regularly scheduled bug fix release.

8.1. commands

8.2. unsorted

9. Mercurial 5.5.1 (2020-09-01)

Regularly scheduled bug fix release.

9.1. bug fixes

10. Mercurial 5.5 (2020-08-03)

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

11. Mercurial 5.4.2 (2020-07-01)

Regularly scheduled bug fix release.

11.1. extensions

11.2. unsorted

12. Mercurial 5.4.1 (2020-06-15)

Regularly scheduled bug fix release.

12.1. commands

12.2. core

12.3. unsorted

13. Mercurial 5.4 (2020-05-01)

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

14. Mercurial 5.3.2 (2020-04-02)

Regularly scheduled bug fix release.

14.1. unsorted

15. Mercurial 5.3.1 (2020-03-04)

Regularly scheduled bug fix release.

15.1. commands

15.2. extensions

15.3. unsorted

16. Mercurial 5.3 (2020-02-03)

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

17. Mercurial 5.2 (2019-11-05)

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

17.1. 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

17.2. 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

17.3. commands

17.4. core

17.5. extensions

17.6. unsorted

17.7. Behavior Changes

17.8. Internal API Changes

18. Mercurial 5.1.2 (2019-10-02)

Regularly scheduled bug fix release.

18.1. extensions

18.2. tests

19. Mercurial 5.1.1 (2019-09-05)

Regularly scheduled bug fix release.

19.1. commands

19.2. core

19.3. tests

20. Mercurial 5.1 (2019-08-01)

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

20.1. commands

20.2. core

20.3. extensions

20.4. unsorted

20.5. Behavior Changes

20.6. Internal API Changes

21. Mercurial 5.0.2

A regularly scheduled bugfix release.

21.1. commands

21.2. unsorted

22. Mercurial 5.0.1

A regularly scheduled bugfix release.

22.1. commands

22.2. unsorted

23. Mercurial 5.0 (2019-05-01)

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

24. Mercurial 4.9.1 (2019-03-19)

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

24.1. commands

24.2. extensions

24.3. unsorted

25. 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.

25.1. 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.

25.2. commands

25.3. core

25.4. extensions

25.5. unsorted

25.6. Behavior Changes

25.7. Internal API Changes

26. Mercurial 4.8.2 (2019-01-07)

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

26.1. commands

26.2. core

26.3. extensions

26.4. unsorted

27. 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.

27.1. commands

27.2. core

27.3. extensions

27.4. unsorted

28. Mercurial 4.8 (2018-11-02)

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

28.1. commands

28.2. core

28.3. extensions

28.4. hgweb

28.5. chg

28.6. unsorted

28.7. Behavior Changes

28.8. Internal API Changes

29. Mercurial 4.7.2 (2018-10-01)

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

29.1. security

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

29.2. core

29.3. unsorted

30. Mercurial 4.7.1 (2018-09-04)

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

30.1. commands

30.2. core

30.3. hgweb

30.4. performance

31. 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 2022-01-05 17:37:03 by RaphaelGomes)