- `python3Packages.jaeger-client` was removed because it was deprecated upstream. [OpenTelemetry](https://opentelemetry.io) is the recommended replacement.
- `nodePackages.meshcommander` has been removed, as the package was deprecated by Intel.
- The default version of `z3` has been updated from 4.8 to 4.15, and all old versions have been dropped. Note that `fstar` still depends on specific versions, and maintains them as overrides.
- `prometheus` has been updated from 2.55.0 to 3.1.0.
Read the [release blog post](https://prometheus.io/blog/2024/11/14/prometheus-3-0/) and
[migration guide](https://prometheus.io/docs/prometheus/3.1/migration/).
- `kanata` was updated to v1.8.0, which introduces several breaking changes.
See the release notes of
[v1.7.0](https://github.com/jtroo/kanata/releases/tag/v1.7.0) and
[v1.8.0](https://github.com/jtroo/kanata/releases/tag/v1.8.0)
for more information.
- `authelia` version 4.39.0 has made changes on the default claims for ID Tokens, to mirror the standard claims from the specification.
This change may affect some clients in unexpected ways, so manual intervention may be required.
Read the [release notes](https://www.authelia.com/blog/4.39-release-notes/), along with [the guide](https://www.authelia.com/integration/openid-connect/openid-connect-1.0-claims/#restore-functionality-prior-to-claims-parameter) to work around issues that may be encountered.
- `ags` was updated to v2, which is just a CLI for Astal now. Components are available as a different package set `astal.*`.
If you want to use v1, it is available as `ags_1` package.
See the release notes of
[v2.0.0](https://github.com/Aylur/ags/releases/tag/v2.0.0)
for more information.
- `nodePackages.expo-cli` has been removed, as it was deprecated by upstream. The suggested replacement is the `npx expo` command.
- `open-policy-agent` has has been updated to 1.0.0+.
This major release makes the `rego.v1` syntax the default.
This is a breaking change for those using v0 Rego.
See the [upgrade documentation](https://www.openpolicyagent.org/docs/v1.0.1/v0-upgrade/) for more details.
For those unable to upgrade yet, there is a [v0 compatibility mode](https://www.openpolicyagent.org/docs/v1.0.1/v0-compatibility/)
available too.
- `helmfile` was updated to v1.0.0, which introduces several breaking changes.
See the release notes of
[v1.0.0](https://github.com/helmfile/helmfile/releases/v1.0.0) for more
information.
- `vscode-utils.buildVscodeExtension` now requires pname as an argument
- `nerdfonts` has been separated into individual font packages under the namespace `nerd-fonts`. The directories for font
files have changed from `$out/share/fonts/{opentype,truetype}/NerdFonts` to
`$out/share/fonts/{opentype,truetype}/NerdFonts/<fontDirName>`, where `<fontDirName>` can be found in the
[official website](https://www.nerdfonts.com/font-downloads) as the titles in preview images, with the "Nerd Font"
suffix and any whitespaces trimmed. Configuration changes are required, see build output.
- `retroarch` has been refactored and the older `retroarch.override { cores = [ ... ]; }` to create a RetroArch derivation with custom cores doesn't work anymore, use `retroarch.withCores (cores: [ ... ])` instead. If you need more customization (e.g.: custom settings), use `wrapRetroArch` instead.
- `borgmatic` has been updated from 1.8.14 to 1.9.5, please check the [upstream changelog](https://projects.torsion.org/borgmatic-collective/borgmatic/releases) for more details, especially for a few possibly breaking changes noted in the [1.9.0 changelog](https://projects.torsion.org/borgmatic-collective/borgmatic/releases/tag/1.9.0).
- `nodePackages.ganache` has been removed, as the package has been deprecated by upstream.
- `matomo` now defaults to version 5 (previously available as `matomo_5`). Version 4 has been removed as it reached EOL on December 19, 2024.
- `matomo-beta` has been removed as the version of the `matomo` package can now be easily overridden through `overrideAttrs` (see [PR #374022](https://github.com/NixOS/nixpkgs/pull/374022))