contribution

Ubuntu App Center

The official graphical user interface (GUI) for browsing, installing, and managing applications and updates on Ubuntu.

• ubuntu/app-center ↗

• Dart
• Flutter
• Snap
• Ubuntu
• Canonical

Shipped contributions

• merged feat: add SnapLocalRevision class and snap revert functionality canonical/snapd.dart

  Adds the typed `SnapLocalRevision` model plus `SnapdClient.getLocalRevisions(name)` and `SnapdClient.revertSnap(name)`, with mock-server tests. Released as **snapd.dart 0.7.4**.

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• merged feat(app_center): revert a snap to previous local revision ubuntu/app-center

  Wires snapd.dart 0.7.4 into App Center: a "Revert update" action in the snap dropdown (gated on `hasPreviousRevision`), a confirm dialog, and post-revert UI that shows the actual installed version. Ships in **Ubuntu 26.04 LTS**. Fixes `ubuntu/app-center#1164`.

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• open In-depth error reporting for Snap update revert feature in App Center ubuntu/app-center

  Follow-up filed after the `#1972` review: tracks the design for richer revert-flow error messaging — distinguishing snapd vs. store vs. GUI failures.