* [addons-linter 10.0.0](https://github.com/mozilla/addons-linter) – Lints WebExtensions and reports errors, warnings, and notices for Firefox add-ons.

* [Tab-Session-Manager 7.3.0](https://github.com/sienori/Tab-Session-Manager) – WebExtension for saving and restoring browser windows and tab sessions, with optional automatic saving.

* [WebExt Deploy 1.0.2](https://github.com/avi12/web-ext-deploy) – Tool for deploying WebExtensions to multiple browser extension stores simultaneously.