// In brackets.json (Preferences) "overrides": { "Ctrl-Shift-I": "your.extension.toggle" } Then in your extension’s main.js :

CommandManager.register("Toggle My Panel", "your.extension.toggle", function() { // Show/hide your custom UI }); But be warned — losing direct access to DevTools can make debugging harder. Brackets was deprecated in 2021 (officially moved to archived status). However, thousands of legacy projects and some design teams still use it because of its Live Preview and inline editors (e.g., editing CSS rules directly from an HTML file). The extension ecosystem was once vibrant, with over 200 community extensions.