Strongbox is an open source, advertisement free and privacy respecting addon manager for World of Warcraft.
Features:
- install addons from wowinterface.com, Github and Gitlab
- searchable catalogue of thousands of addons
- classic and retail addon support
- bulk update
- bulk import and export
- safeguards against bad addons
- ignore addons to prevent accidental changes
- pin addons to a specific version
- install previous versions of an addon
Screenshots






Observed history
| App | Change | Version | When ↓ |
|---|---|---|---|
| updated | 7.8.0 | 4 Oct 2026 |
Upstream releases
Release notes supplied by the developer. These dates are not Flathub package publication times.
7.8.04 Oct 2026
Added
- Support for WoW 'Forever'
Changed
- URLs are parsed more strictly, malformed URLs such as `http://` are no longer accepted
- Linting now covers the whole project on every run, not just recently modified files
- README game track priorities updated with Mists and Forever
Fixed
- Interface versions with a two digit minor or patch version are converted correctly
- The 'no release found' warning now names the addon host correctly when 'Strict' is unchecked
- Deprecation warnings from newer JDK and JavaFX versions
- Linting no longer hangs after a run with no warnings
- Tests and linting no longer conflict with an X display already in use
- A partially drawn log pane no longer appears over the installed addons after resizing the window
- Remaining non-determinism in test `utils_test/with-lock--contention`
7.7.013 Apr 2026
Added
- Support for new retail release 'Midnight'
Changed
- Semver sorting now considers pre-release and build tokens
- Pre-release versions of Strongbox are now ignored when considering if Strongbox is updateable
Fixed
- Non-deterministic test `utils_test/with-lock--contention`
7.6.016 Jul 2025
Added
- support for classic Mists of Pandaria
- support for 'Standard' suffixed .toc file (retail)
- added 'clean' to manage.sh script to remove any temporary files
- added 'build-docker' to manage.sh script to run the tests in an environment similar to CI
Changed
- bumped versions of latest WoW releases
- minimum version of JDK bumped from 11 to 17 to incorporate bug fixes in newer releases of OpenJFX 22
- bumped dependencies in general
- changes to CI to move off of legacy/unsupported container images
Fixed
- issue #440 "JNI error when launching on Endeavouros"
- issue #441 "Crash on new Mac OS and JRE install"
Removed
- some old Docker containers used for debugging CI
7.5.07 Sept 2024
Added
- added another heuristic for guessing which asset in a Github release supports retail.
- error handling for a few cases where uncaught exceptions were being swallowed.
Changed
- installing an addon by file now overwrites/updates ignored addons and unpins pinned addons.
- updated internal constants for The War Within.
- updated internal constant for the date of the previous expansion.
- trimmed the '(Flatpak)' from the 'Strongbox (Flatpak)' on the `.desktop` files distributed by Flatpak.
Fixed
- fixed bug in emergency 'short' catalogue generation.
- fixed bug where installing a file manually would bypass ignored and pinned addon checks.
- fixed bug where ignore check bypassed on ungrouped/single directory addons.