• Revert "[pilot] Add Support of the BuildAudienceType Field (#29859)" (#29881) via Connor Tumbleson (@iBotPeaches)
• [match] Download Apple's new Developer ID intermediate certificates (#29890) via Ian G. Maia (@iangmaia)
• [match] Bump minimum version of aws-sdk-s3 dependency to ~> 1.197 (#29750) via Olivier Halligon (@AliSoftware)
• [action] Switch to "build uploads" api for app_store_build_number and latest_testflight_build_number action (#29879) via Kai Leonhardt (@Mik4sa)
• [appium] Fix appium driver usage (#29882) via Naveed Ahmad (@naveed-ahmad)
• [gym, scan, snapshot] Allow disabling swift packages fetches when using xcodebuild (#298

CLI mode

Configure targets and clean from the command line.

mac-cleanup --select                   # Configure cleanup targets
mac-cleanup --clean --dry-run          # Preview cleanup report
mac-cleanup --clean                    # Execute cleanup

For command-line cleanup, see the examples below.

1) Select targets

$ mac-cleanup --select
Select cleanup targets                  ● safe  ○ moderate
─────────────────────────────────────────────────────────
        Name                                      Size
  [ ] ● Trash                                      0 B
  [✓] ○ App Caches                              3.2 GB
  [✓] ○ System Logs                           259.7 MB
▸ [✓] ● Go Build Cache      

atuin 18.12.0-beta.4

Install atuin 18.12.0-beta.4

Install prebuilt binaries via shell script

curl --proto '=https' --tlsv1.2 -LsSf https://github.com/atuinsh/atuin/releases/download/v18.12.0-beta.4/atuin-installer.sh | sh

Install prebuilt binaries via powershell script

powershell -ExecutionPolicy Bypass -c "irm https://github.com/atuinsh/atuin/releases/download/v18.12.0-beta.4/atuin-installer.ps1 | iex"

Download atuin 18.12.0-beta.4

Verifying GitHub Artifact Attestations

The

• Fixed an issue where the codestral URL used for credentials would be different than the one used for requests causing authentication errors (#48533)
• Fixed a bug that caused Copilot Chat to not report any available models.

Changelog

Compiler

• KT-83984 Data races around kotlinx.serialization plugin protobuf extensions registration
• KT-83317 ClassCastException: with cast kotlin.UInt to java.lang.Number when defining constant
• KT-83031 K2: unstable resolution of EnhancedNullability from type-use NotNull in presence of unused code
• KT-81700 flaky overload resolution behaviors (false-positive errors, different final candidates, compile-time failures)
• KT-83983 Revert of KT-83081
• KT-83314 JSpecify @NullMarked changes Java equals(Object) to equals(Any?) causing override conflict in Kotlin 2.3
• KT-82863

We made a technical update that reduces the size of your app by about 6 MB. What will you do with all that newfound space?

It’s easier to find, see, and change the visibility settings of existing posts. The “Done” button also won’t disappear when you set the password while publishing a password-protected post.

Looking good: we updated shortcut icons and illustrations to better match the rest of the app, as well as fit better with your device.

We fixed an issue so post previews now work properly for certain sites using Business and Commerce plans.

When you add a new self-hosted site, you’ll be asked for your app password to authenticate. Keep it secret. Keep it safe.

Welcome to the January 2026 release of Visual Studio Code. In this release, we are further evolving VS Code to make it the home for multi-agent development.

• Chat UX: chat just feels better and snappier with faster streaming, improved reasoning results, and a revamped editor inline chat

• Agent Session Management: it's now easier to delegate tasks to agents across local, background, and cloud and jump in when needed

• Agent Customization: build your own workflows using agent orchestrations, and have consistent results with Agent Skills and organization-wide customizations

• Agent Extensibility: reuse your knowledge with Claude agent support and new Anthropic model capabilities, and enjoy rich chat interactions with