Smallest possible syntactically valid files of different types

Detect if DevTools is open and its orientation

HTTPLeaks - All possible ways, a website can leak HTTP requests

Vysor - Mirror and Control your Phone

⚡ The minimal (~100-170 bytes) grid system for modern browsers.

Tweet stream analysis and visualization with real-time updates.

Awesome speakers in the programming and design communities

**Archived.** Derping around with measuring CSS performance.

Interactive online Python REPL in 30 lines of JavaScript.

The NumFOCUS DISCOVER Cookbook (Diverse & Inclusive Spaces and Conferences: Overall Vision and Essential Resources). A guide for organizing more diverse and inclusive events and conferences, produc…

How a "security" tab in the browsers developer tools might work.

A community curated list of resources, tools, projects and applications that support HTTP Archive (HAR).

A multi-color vector icon set (grunticon generated) of browser logos