Chrome Developer Tools
Chrome Developer Tools (often called DevTools) is a suite of web authoring and debugging tools built directly into the Google Chrome browser. Developers use it for a wide range of tasks, including in-depth performance analysis using its "Performance" and "Lighthouse" panels, debugging JavaScript, and inspecting the HTML and CSS of a page.
Related web performance terms
- CDN (Content Delivery Network)
A CDN, or Content Delivery Network, is a globally distributed network of servers designed to deliver web content to users quickly and efficiently.
- CORS (Cross-Origin Resource Sharing)
CORS is a browser security feature that uses HTTP headers to manage whether a web page from one domain is allowed to fetch resources from another domain.
- CPU time
CPU time is the amount of time the Central Processing Unit (CPU) of a user's device spends processing the scripts and rendering a webpage.
- Cache
A cache is a high-speed, temporary storage layer designed to store copies of website files (like HTML, images, and scripts) closer to the user.