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dashmap

Blazing fast concurrent HashMap for Rust.

6.2.1 352M downloads/mo #315 most downloaded on crates.io xacrimon/dashmap

What this package is like to depend on

Last release 3 months ago

17 May 2026

Release timing varies

gaps range from 3 weeks to 1.2 years

Rarely documented

notes for 3 of 63 stable releases

12 versions withdrawn

withdrawn after publishing

7 years old

85 releases · first in 2019

1 release in the last 12 months

see the full history below

Release timeline

85 releases · Aug 2019 to May 2026
2020 2021 2022 2023 2024 2025 2026
Release Pre-release Withdrawn

Releases

latest 60 of 85
  1. 7.0.0-rc2 05 Mar 2025 pre-release

    Nothing published for this version

  2. 7.0.0-rc1 14 Feb 2025 pre-release
    Release notes

    NOTE: This is a release candidate and does not fall under semantic versioning guarantees.
    It is intended to permit early access via crates.io, testing and discussing about desired changes in a future stable release.

    Changelog:

    • 0198c59 Merge pull request #331 from tfreiberg-fastly/tfreiberg/entry-ref
    • 95e3cc6 Replace once_cell::sync::OnceCell with std::sync::OnceLock
    • fca0bd1 Update incorrent sentence on MSRV lag.
    • 0c50616 Update special thanks section
    • 9a80e95 Rename inline feature to inline-more
    • d643213 Use equivalent instead of Borrow for key equality checks.
    • 8518023 chore update msrv to 1.70
    • 0ecf5e9 chore: update deps
    • 65642cb Comment no longer relevant thanks to extensive cleanup efforts
    • d65d86c fix downgrade (#329)
    • 9b74a37 feat: crate feature named all that enables all features except inline
    • 340cdc4 Set readme contents as crate docs (#312)
    • 7fc178d chore: cargo fmt
    • 55f7cdf misc unsafe removals (#325)
    • 54710a6 Merge branch 'hashbrown-0.15' (324)
    • 7fb4eb4 Merge branch 'conradludgate-rwlock-detached' (#323)
    • c8c936c remove SharedValue (#322)
    • 46005cb upgrade to hashbrown 0.15 with HashTable API
    • 22bd6af fix newly introduced clippy lints
    • a0df3a1 fix send/sync bounds via GuardSend and auto traits
    • 613b6b7 add detached guards to iterators
    • d2b5073 switch to using detached guards
    • 9535936 introduce detached guard abstraction
    • 39864b2 Avoid overallocating or growing Vec in Clone (#295)
    • 387a8b7 remove SharedValue
    Open source →
  3. 7.0.0-rc0 13 Feb 2025 pre-release
    Release notes

    NOTE: This is a release candidate and does not fall under semantic versioning guarantees.
    It is intended to permit early access via crates.io, testing and discussing about desired changes in a future stable release.

    Changelog:

    • 95e3cc6 Replace once_cell::sync::OnceCell with std::sync::OnceLock
    • fca0bd1 Update incorrent sentence on MSRV lag.
    • 0c50616 Update special thanks section
    • 9a80e95 Rename inline feature to inline-more
    • d643213 Use equivalent instead of Borrow for key equality checks.
    • 8518023 chore update msrv to 1.70
    • 0ecf5e9 chore: update deps
    • 65642cb Comment no longer relevant thanks to extensive cleanup efforts
    • d65d86c fix downgrade (#329)
    • 9b74a37 feat: crate feature named all that enables all features except inline
    • 340cdc4 Set readme contents as crate docs (#312)
    • 7fc178d chore: cargo fmt
    • 55f7cdf misc unsafe removals (#325)
    • 54710a6 Merge branch 'hashbrown-0.15' (324)
    • 7fb4eb4 Merge branch 'conradludgate-rwlock-detached' (#323)
    • c8c936c remove SharedValue (#322)
    • 46005cb upgrade to hashbrown 0.15 with HashTable API
    • 22bd6af fix newly introduced clippy lints
    • a0df3a1 fix send/sync bounds via GuardSend and auto traits
    • 613b6b7 add detached guards to iterators
    • d2b5073 switch to using detached guards
    • 9535936 introduce detached guard abstraction
    • 39864b2 Avoid overallocating or growing Vec in Clone (#295)
    • 387a8b7 remove SharedValue
    Open source →
  4. 6.2.1 17 May 2026
    Release notes

    This is an interim maintenance release for the existing v6 branch before v7 can be released. This bumps the MSRV to 1.85 and updates dependencies to their latest versions.

    Open source →
  5. 6.1.0 05 Sep 2024
    Release notes Open source →
  6. 6.0.1 24 Jun 2024
    Release notes

    This is a patch release, now the main release for v6 as v6.0.0 was yanked shortly after release.

    Thanks to @JesusGuzmanJr for notifying me about a critical bug that was introduced so that I could resolve it: #304.

    PRs for this release: #305 + d5c8be6

    Open source →
  7. 6.0.0 18 Jun 2024 withdrawn
    Release notes

    This release contains performance optimizations, most notably 10-40% gains on Apple Silicon but also 5-10% gains when measured in Intel Sapphire Rapids. This work was accomplished in:

    Minor QoL improvements were made in:

    Special to the following contributors for making this release possible:

    Open source →
  8. 6.0.0-rc.1 17 Jun 2024 pre-release
    Release notes

    This release contains performance optimizations, most notably 10-40% gains on Apple Silicon but also 5-10% gains when measured in Intel Sapphire Rapids. This work was accomplished in:

    Minor QoL improvements were made in:

    Special to the following contributors for making this release possible:

    Open source →
  9. 5.5.3 29 Aug 2023

    Nothing published for this version

  10. 5.5.2 29 Aug 2023

    Nothing published for this version

  11. 5.5.1 22 Aug 2023 withdrawn

    Nothing published for this version

  12. 5.5.0 11 Jul 2023

    Nothing published for this version

  13. 5.4.0 30 Aug 2022

    Nothing published for this version

  14. 5.3.4 28 May 2022

    Nothing published for this version

  15. 5.3.3 02 May 2022

    Nothing published for this version

  16. 5.3.2 30 Apr 2022

    Nothing published for this version

  17. 5.3.1 29 Apr 2022

    Nothing published for this version

  18. 5.3.0 29 Apr 2022

    Nothing published for this version

  19. 5.2.0 14 Mar 2022

    Nothing published for this version

  20. 5.1.0 06 Feb 2022

    Nothing published for this version

  21. 5.0.0 12 Dec 2021 withdrawn

    Nothing published for this version

  22. 4.0.2 12 Jan 2021

    Nothing published for this version

  23. 4.0.1 26 Dec 2020

    Nothing published for this version

  24. 4.0.0 25 Dec 2020

    Nothing published for this version

  25. 4.0.0-rc6 09 Jun 2020 pre-release

    Nothing published for this version

  26. 4.0.0-rc5 01 Jun 2020 pre-release

    Nothing published for this version

  27. 4.0.0-rc4 24 May 2020 pre-release

    Nothing published for this version

  28. 4.0.0-rc3 15 May 2020 pre-release withdrawn

    Nothing published for this version

  29. 4.0.0-rc2 09 May 2020 pre-release

    Nothing published for this version

  30. 4.0.0-rc1 09 May 2020 pre-release

    Nothing published for this version

  31. 4.0.0-rc0 09 May 2020 pre-release

    Nothing published for this version

  32. 3.11.10 04 Aug 2020

    Nothing published for this version

  33. 3.11.9 31 Jul 2020

    Nothing published for this version

  34. 3.11.8 31 Jul 2020

    Nothing published for this version

  35. 3.11.7 04 Jul 2020

    Nothing published for this version

  36. 3.11.6 04 Jul 2020 withdrawn

    Nothing published for this version

  37. 3.11.5 02 Jul 2020 withdrawn

    Nothing published for this version

  38. 3.11.4 02 Jun 2020

    Nothing published for this version

  39. 3.11.3 02 Jun 2020

    Nothing published for this version

  40. 3.11.2 24 May 2020

    Nothing published for this version

  41. 3.11.1 19 Apr 2020

    Nothing published for this version

  42. 3.11.0 09 Apr 2020

    Nothing published for this version

  43. 3.10.0 04 Apr 2020

    Nothing published for this version

  44. 3.9.1 31 Mar 2020

    Nothing published for this version

  45. 3.9.0 28 Mar 2020

    Nothing published for this version

  46. 3.8.1 27 Mar 2020

    Nothing published for this version

  47. 3.8.0 27 Mar 2020

    Nothing published for this version

  48. 3.7.0 11 Mar 2020

    Nothing published for this version

  49. 3.6.0 09 Mar 2020

    Nothing published for this version

  50. 3.5.1 26 Feb 2020

    Nothing published for this version

  51. 3.5.0 21 Feb 2020

    Nothing published for this version

  52. 3.4.4 13 Feb 2020

    Nothing published for this version

  53. 3.4.3 07 Feb 2020

    Nothing published for this version

  54. 3.4.2 06 Feb 2020 withdrawn

    Nothing published for this version

  55. 3.4.1 06 Feb 2020 withdrawn

    Nothing published for this version

  56. 3.4.0 30 Jan 2020

    Nothing published for this version

  57. 3.2.2 23 Jan 2020

    Nothing published for this version

  58. 3.2.1 17 Jan 2020

    Nothing published for this version

  59. 3.2.0 17 Jan 2020

    Nothing published for this version

  60. 3.1.2 16 Jan 2020

    Nothing published for this version

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