Series: The Rust Annals

Vol. I Issue 22 12 October 2017 nlopes.dev

Announcing Rust 1.21

Routine minor release with standard pointer and repr stabilizations; lacks major language or ecosystem impact.

10 contributors to this release.

Reproduced from the Rust blog under its publication licence. Typeset in Literata.

← Previous issue: Issue 21 Rust 1.20.0 Next issue: Issue 23 Rust 1.22.0 →

Rust 1.0.0, Notable release, released 15 May 2015 — Stable Rust: The 1.0 release line begins.
Rust 1.1.0, Less notable release, released 25 June 2015
Rust 1.2.0, Regular release, released 6 August 2015
Rust 1.3.0, Notable release, released 17 September 2015
Rust 1.4.0, Regular release, released 29 October 2015
Rust 1.5.0, Regular release, released 10 December 2015
Rust 1.6.0, Regular release, released 21 January 2016
Rust 1.7.0, Regular release, released 2 March 2016
Rust 1.8.0, Less notable release, released 14 April 2016
Rust 1.9.0, Notable release, released 26 May 2016
Rust 1.10.0, Less notable release, released 7 July 2016
Rust 1.11.0, Regular release, released 18 August 2016
Rust 1.12.0, Less notable release, released 29 September 2016
Rust 1.13.0, Notable release, released 10 November 2016
Rust 1.14.0, Less notable release, released 22 December 2016
Rust 1.15.0, Regular release, released 2 February 2017
Rust 1.16.0, Regular release, released 16 March 2017
Rust 1.17.0, Regular release, released 27 April 2017
Rust 1.18.0, Regular release, released 8 June 2017
Rust 1.19.0, Regular release, released 20 July 2017 — Year highlight: Highest-scored release this year.
Rust 1.20.0, Regular release, released 31 August 2017
Rust 1.21.0, Regular release, released 12 October 2017
Rust 1.22.0, Regular release, released 22 November 2017
Rust 1.23.0, Regular release, released 4 January 2018
Rust 1.24.0, Notable release, released 15 February 2018
Rust 1.25.0, Notable release, released 29 March 2018
Rust 1.26.0, Regular release, released 10 May 2018 — impl Trait: Opaque return types reach stable.
Rust 1.27.0, Notable release, released 21 June 2018 — dyn Trait: Trait objects get explicit syntax.
Rust 1.28.0, Notable release, released 2 August 2018
Rust 1.29.0, Regular release, released 13 September 2018
Rust 1.30.0, Notable release, released 25 October 2018
Rust 1.31.0, Notable release, released 6 December 2018 — Rust 2018: The first post-1.0 edition.
Rust 1.32.0, Notable release, released 17 January 2019
Rust 1.33.0, Notable release, released 28 February 2019
Rust 1.34.0, Notable release, released 11 April 2019
Rust 1.35.0, Notable release, released 23 May 2019
Rust 1.36.0, Notable release, released 4 July 2019 — Future trait: Future and MaybeUninit reach stable.
Rust 1.37.0, Notable release, released 15 August 2019
Rust 1.38.0, Regular release, released 26 September 2019
Rust 1.39.0, Notable release, released 7 November 2019 — async/.await: Async syntax arrives on stable.
Rust 1.40.0, Notable release, released 19 December 2019
Rust 1.41.0, Notable release, released 30 January 2020 — Orphan rule: Foreign trait implementations become more flexible.
Rust 1.42.0, Regular release, released 12 March 2020
Rust 1.43.0, Regular release, released 23 April 2020
Rust 1.44.0, Less notable release, released 4 June 2020
Rust 1.45.0, Notable release, released 16 July 2020 — Saturating casts: Float-to-int casts close a soundness hole.
Rust 1.46.0, Notable release, released 27 August 2020
Rust 1.47.0, Notable release, released 8 October 2020
Rust 1.48.0, Notable release, released 19 November 2020
Rust 1.49.0, Notable release, released 31 December 2020
Rust 1.50.0, Notable release, released 11 February 2021
Rust 1.51.0, Notable release, released 25 March 2021 — Const generics: The const generics MVP reaches stable.
Rust 1.52.0, Regular release, released 6 May 2021
Rust 1.53.0, Notable release, released 17 June 2021
Rust 1.54.0, Notable release, released 29 July 2021
Rust 1.55.0, Regular release, released 9 September 2021
Rust 1.56.0, Notable release, released 21 October 2021 — Rust 2021: The second Rust edition.
Rust 1.57.0, Notable release, released 2 December 2021
Rust 1.58.0, Notable release, released 13 January 2022
Rust 1.59.0, Notable release, released 24 February 2022
Rust 1.60.0, Notable release, released 7 April 2022
Rust 1.61.0, Notable release, released 19 May 2022
Rust 1.62.0, Notable release, released 30 June 2022
Rust 1.63.0, Notable release, released 11 August 2022
Rust 1.64.0, Notable release, released 22 September 2022
Rust 1.65.0, Notable release, released 3 November 2022 — GATs: Generic associated types stabilise.
Rust 1.66.0, Notable release, released 15 December 2022
Rust 1.67.0, Notable release, released 26 January 2023
Rust 1.68.0, Notable release, released 9 March 2023
Rust 1.69.0, Regular release, released 20 April 2023
Rust 1.70.0, Notable release, released 1 June 2023
Rust 1.71.0, Notable release, released 13 July 2023
Rust 1.72.0, Notable release, released 24 August 2023
Rust 1.73.0, Regular release, released 5 October 2023
Rust 1.74.0, Notable release, released 16 November 2023
Rust 1.75.0, Regular release, released 28 December 2023 — async traits: async fn in traits and RPITIT stabilise.
Rust 1.76.0, Notable release, released 8 February 2024
Rust 1.77.0, Notable release, released 21 March 2024 — Recursive async: Recursive async functions become usable.
Rust 1.78.0, Notable release, released 2 May 2024
Rust 1.79.0, Notable release, released 13 June 2024
Rust 1.80.0, Notable release, released 25 July 2024
Rust 1.81.0, Notable release, released 5 September 2024
Rust 1.82.0, Notable release, released 17 October 2024
Rust 1.83.0, Regular release, released 28 November 2024
Rust 1.84.0, Notable release, released 9 January 2025
Rust 1.85.0, Notable release, released 20 February 2025 — Rust 2024: The third Rust edition.
Rust 1.86.0, Notable release, released 3 April 2025 — Trait upcasting: Supertrait coercions reach stable.
Rust 1.87.0, Notable release, released 15 May 2025
Rust 1.88.0, Notable release, released 26 June 2025
Rust 1.89.0, Notable release, released 7 August 2025
Rust 1.90.0, Notable release, released 18 September 2025
Rust 1.91.0, Notable release, released 30 October 2025
Rust 1.92.0, Notable release, released 11 December 2025
Rust 1.93.0, Notable release, released 22 January 2026
Rust 1.94.0, Notable release, released 5 March 2026
Rust 1.95.0, Notable release, released 16 April 2026

Hover a release for the issue summary.