mathiasbynens

swc

Rust-based platform for the Web

wireit

Wireit upgrades your npm/pnpm/yarn scripts to make them smarter and more efficient.

fuzzing

Tutorials, examples, discussions, research proposals, and other resources related to fuzzing

3D-printed-mirror-array

3D-printable hexagonal mirror array capable of reflecting sunlight into arbitrary patterns

ambiguous-png-packer

Craft PNG files that appear completely different in Apple software [NOW PATCHED]

WaybackProxy

HTTP proxy for tunneling requests through the Internet Archive Wayback Machine

static-timeline-generator

Create static timeline webpages.

StackRabbit

An AI for playing NES Tetris at a high level. Based primarily on search & heuristic, with high quality board evaluation through value iteration.

svg-hush

Make it safe to serve untrusted SVG files

standards-positions

WebKit's positions on emerging web specifications

nanoemoji

A wee tool to build color fonts.

cypress-chrome-recorder

Export Cypress Tests from Google Chrome DevTools' Recorder

region-flags

Collection of flags for BCP 47 region codes in SVG / PNG

munich-scripts

Some useful scripts simplifying bureaucracy

integers

Safer integers in C++.

esmeta

ECMAScript Specification (ECMA-262) Metalanguage

veryfied

Mark pre-Musk era Twitter actually verified accounts.

TibiaAPI

An open-source, cross-platform proxy library written in C# for use with Open-Tibia.

wordle

Finding optimal play in the game of wordle

flag-emoji-replacements

'🇩🇰🇲🇬'.replace('🇰🇲', '🇪🇨'); // → '🇩🇪🇨🇬'

RegexpBuilder

s9e\RegexpBuilder is a single-purpose library that generates regular expressions that match a list of strings.

big-roman

Big Roman numerals

unicode-15.0.0

JavaScript-compatible Unicode data. Arrays of code points, arrays of symbols, and regular expressions for Unicode v15.0.0’s categories, scripts, blocks, bidi, and other properties.

string-prototype-replace-regexp-benchmark

Generated JavaScript benchmarks for String.prototype.{replace,replaceAll} with global regular expressions based on emoji-test-regex-pattern.

forge-sim

Simulator for the Tibia Exaltation Forge

tibia-kill-stats

fix-printer-name

T-POI

lottery

Tibia lottery setup guaranteeing fair results that cannot be tampered with, enabling people to host a Tibia lottery without anyone being able to fake or rig the results.

tibia-historical-map-data

Historical Tibia maps, explored or edited using official references only.