Peter van der Zee

tenko. An 100% spec compliant ES2021 JavaScript parser written in JS

Zeon. A static visual JavaScript analyzer / editor

ZeParser. My JavaScript parser

heatfiler. A JS profiler and code coverage tool that displays the result in a (live updating) heatmap

sourcemapper. A source mapping tool that visualizes a source map for ya, what else

zeparser3. ZeParser3 was renamed to Tenko -> https://github.com/pvdz/tenko

zeparser2. Next version of my JS (ES5) parser

recompiler. Recompile JavaScript without restarting your app

preval. A wannabe JS compiler (still very much wip, not production ready)

gasher. The Gasher is a fuzzer, hasher, running as a genetic algorithm. It hashes a set if number inputs and tries to come up with a formula which hashes to a perfect minimal table. With webworkers.

FuzzyGolf. An automatic code golfer for js

gssparser. A css and gss (ccss) parser for thegrid.io

uglyfuzzer. This is a tentative fuzzer for trying to find bugs in UglifyJS

drew. Apply a query to a language cut up in chunks, or tokens, so you can find certain structures with ease and analyze or rewrite them.

unyield. Transforms ES6 generator / yield syntax to ES5 compatible JavaScript source

gonzales. The Gonzales project aims to parse JavaScript as fast as possible

SwfFuzzer. Generates random but structurally correct swf files

yacge. Yet Another Chess Game Engine (Yacge) is a chess game web interface (vanilla html/css/js) that started out as a simple thing to validate my implementation of chess rules and which feature creeped into a fairly full engine and web UI

fdq. fork of finitedomain

miners. Langton Ant meets Genetic Algorithm meets implicit emergent gameplay meets trying to code Rust

htmlday16. Slides and experiments for my iframes talk at htmlday / cssday 2016

mope. A zero config type checker for a subset of JS

js1kdemo2019. Xcode - a CoreWars engine for JS1k, all development sources etc

cssflexboxgui. A flexbox web gui for creating css flexlayouts and exporting them to html

SignificantWhitespace. A Whitespace compiler and interpreter in JavaScript for js1k

fdp. Finite Domain Preprocessor / Constraint Reduction System

logic-table-filter. Small tool to compare logic formula's to each other

hs_draw_sim. Hearthstone card draw simulator

Hutimility. Source code rewriter for custom HTML literal syntax in JS, using a custom version of ZeParser2

js1k-2016-demo. See how I golfed down my js1k demo (http://js1k.com/2016-elemental/demo/2491) step-by-step (per commit). Tentative blog post at http://qfox.nl/weblog/372 . Start at the first commit and press next https://github.com/qfox/js1k-2016-demo/pull/1/commits/9e7f7176dd55d760509160e3edcd710fab370e19

test. test bed

qfox.github.com. live demo!

UglifyJS-service. Node script for JS-minification service

ParserSpeed. Comparing parsing speeds of various JavaScript parsers

benchmark.js. A benchmarking library that works on nearly all JavaScript platforms, supports high-resolution timers, and returns statistically significant results. As used on jsPerf.com.