devtools

noun
UK /ˈdɛv.tuːlz/
US /ˈdɛv.tuːlz/

Special tools that help people build and fix computer programs.

She opened the devtools to see why the website was broken.


OTHER MEANINGS

2. A panel inside a web browser that lets you inspect and change a web page.

Right-click the page and choose Inspect to open the browser devtools.

3. A set of utilities bundled with a programming language or framework.

The framework's devtools include a live reload server.

4. Short for developer tools in a software menu, often opened with a keyboard shortcut.

Press F12 to launch the devtools.