* [Extension.js v4.1.9](https://github.com/extension-js/extension.js) – Framework for developing fast, unified cross-browser extensions with zero configuration. * [Extension.js v4.1.8](https://github.com/extension-js/extension.js) – Framework for developing fast, unified cross-browser extensions with zero configuration. * [Extension.js v4.1.7](https://github.com/extension-js/extension.js) – Framework for developing fast, unified cross-browser extensions with zero configuration. * [Extension.js v4.1.6](https://github.com/extension-js/extension.js) – Framework for developing fast, unified cross-browser extensions with zero configuration. * [Extension.js v4.1.5](https://github.com/extension-js/extension.js) – Framework for developing fast, unified cross-browser extensions with zero configuration. * [Extension.js v4.1.4](https://github.com/extension-js/extension.js) – Framework for developing fast, unified cross-browser extensions with zero configuration. * [Extension.js v4.1.3](https://github.com/extension-js/extension.js) – Framework for developing fast, unified cross-browser extensions with zero configuration. * [Extension.js v4.1.2](https://github.com/extension-js/extension.js) – Framework for developing fast, unified cross-browser extensions with zero configuration. * [ScriptCat v1.5.0-beta.2](https://github.com/scriptscat/scriptcat) – Browser extension for running userscripts across Chrome, Edge, and Firefox.