pierrelf.com

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Stockholm, Sweden

pierrelf.com

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we (web engine): Experimental web browser project to understand the limits of Claude

Rust

231

grain

Rust implementation of OCI Distribution Spec with granular access control

mct

Mission Control Turbo: macOS multitasking turbocharged

ACTIVITY

this month

created 1 repository

created 55 issues

55 open

#231

macOS keyboard shortcuts on pierrelf.com/we

#230

End-to-end WebAssembly: Rust-compiled module embedded in a real web page on pierrelf.com/we

#229

WebAssembly spec test harness and conformance pass on pierrelf.com/we

#228

WebAssembly post-MVP features: sign-extension, multi-value, reference types, bulk memory on pierrelf.com/we

#227

WebAssembly streaming compilation: compileStreaming, instantiateStreaming on pierrelf.com/we

#226

WebAssembly JS API: Module, Instance, Memory, Table, Global on pierrelf.com/we

#225

WebAssembly imports, exports, and instantiation pipeline on pierrelf.com/we

#224

WebAssembly interpreter: control flow, calls, and structured blocks on pierrelf.com/we

#223

WebAssembly stack-machine interpreter: numeric, parametric, variable, table, memory instructions on pierrelf.com/we

#222

WebAssembly runtime: memories, tables, globals, and instances on pierrelf.com/we

#221

WebAssembly module validator on pierrelf.com/we

#220

WebAssembly binary module parser on pierrelf.com/we

#219

Define Phase 22 roadmap on pierrelf.com/we

#218

TLS 1.2 fallback for HTTPS servers without TLS 1.3 on pierrelf.com/we

#217

Add signed .app bundle build for /Applications, modelled after mct/build.sh on pierrelf.com/we

#216

TLS 1.3 handshake fails against real HTTPS servers (google.com, example.com, wikipedia.org) on pierrelf.com/we

#215

Service worker WPT and e2e coverage pass on pierrelf.com/we

#214

Enforce service worker security boundaries on pierrelf.com/we

#213

Service worker update lifecycle and persistence cleanup on pierrelf.com/we

#212

Offline navigation fallback through service worker caches on pierrelf.com/we

#211

Service worker client management and messaging on pierrelf.com/we

#210

Implement origin-keyed Cache API storage on pierrelf.com/we

#209

Route navigations and subresources through active service workers on pierrelf.com/we

#208

ExtendableEvent and FetchEvent promise handling on pierrelf.com/we

#207

Run service worker globals on worker threads on pierrelf.com/we

#206

Service worker registration store and scope matching on pierrelf.com/we

#205

Define Phase 21 roadmap on pierrelf.com/we

#204

Add Phase 20 real-time networking integration smoke tests on pierrelf.com/we

#203

Harden Streams API backpressure and abort behavior on pierrelf.com/we

#202

Enforce fetch body locking and cancellation semantics on pierrelf.com/we

#201

Implement streaming Request bodies for fetch on pierrelf.com/we

#200

Streams API: pipeTo between two TransformStreams loses subsequent reads on pierrelf.com/we

#199

Inline content with mixed font-size: large span does not baseline-align with surrounding text on pierrelf.com/we

#198

Form controls with author 'display: block' lay out incorrectly on pierrelf.com/we

#197

PNG encoder uses stored (uncompressed) DEFLATE blocks — output is uncompressed on pierrelf.com/we

#196

SVG <text> renders with excessive letter-spacing (huge gaps between glyphs) on pierrelf.com/we

#195

Anchor text-decoration: underline breaks per-word instead of continuous on pierrelf.com/we

#194

background-color does not extend to padding/border area on pierrelf.com/we

#193

<table> layout: rows/cells render as inline text, no tabular grid on pierrelf.com/we

#192

border-style: dashed / dotted rendered as solid on pierrelf.com/we

#191

text-decoration: line-through not rendered (only underline works) on pierrelf.com/we

#190

UA stylesheet: missing body margin, list bullets, strong/em weight, pre whitespace on pierrelf.com/we

#189

Implement BroadcastChannel for same-origin cross-context messaging on pierrelf.com/we

#188

Implement EventSource (Server-Sent Events) on pierrelf.com/we

#187

Implement WebSocket JS API (new WebSocket, send, close, events) on pierrelf.com/we

#186

Implement WebSocket protocol (RFC 6455) in we-net on pierrelf.com/we

#185

Integrate Streams API with fetch: Response.body and streaming Request bodies on pierrelf.com/we

#184

Implement built-in transform streams: TextDecoderStream, TextEncoderStream, CompressionStream, DecompressionStream on pierrelf.com/we

#183

Implement Streams API: pipeTo, pipeThrough, tee, and byte streams (BYOB) on pierrelf.com/we

#182

Implement Streams API foundation: ReadableStream, WritableStream, TransformStream on pierrelf.com/we

#181

importScripts() and SharedArrayBuffer/Atomics for Web Workers on pierrelf.com/we

#180

Main-thread Worker API: constructor, postMessage, terminate, events on pierrelf.com/we

#179

WorkerGlobalScope and DedicatedWorkerGlobalScope on pierrelf.com/we

#178

Structured Clone Algorithm for cross-thread data serialization on pierrelf.com/we

#177

Web Worker thread infrastructure and message channels on pierrelf.com/we

1 month ago

created 7 repositories

tangled-claude-skill

ayos

Rust

grain

mct

tangled-cli

web-search-mcp

created 204 issues

204 open

#19

rambutan mascot in favicon, set tab title, PWA support on pierrelf.com/ayos

#176

Timer APIs: setTimeout, setInterval, requestAnimationFrame on pierrelf.com/we

#175

WPT test harness and initial DOM pass rate on pierrelf.com/we

#173

Console API: console.log, console.error, console.warn on pierrelf.com/we

#174

DOM event system: addEventListener, dispatch, bubbling on pierrelf.com/we

#172

Script element loading and execution (defer, async) on pierrelf.com/we

#170

DOM-JS bridge: node manipulation and properties on pierrelf.com/we

#169

DOM-JS bridge: document object and element access on pierrelf.com/we

#171

Fetch API backed by net crate on pierrelf.com/we

#152

JS Promise and microtask queue on pierrelf.com/we

#161

JS Bytecode: register-based format and compiler on pierrelf.com/we

#154

JS Async functions and await on pierrelf.com/we

#150

Sticky positioning (position: sticky) on pierrelf.com/we

#159

JS Lexer/Tokenizer (ECMAScript 2024) on pierrelf.com/we

#163

JS Garbage Collector: tri-color mark-and-sweep on pierrelf.com/we

#156

Viewport units and percentage resolution on pierrelf.com/we

#168

JS Built-in: Math, Date, JSON on pierrelf.com/we

#158

Float layout: float and clear properties on pierrelf.com/we

#162

JS Virtual Machine: register-based instruction dispatch on pierrelf.com/we

#148

Overflow scrolling with scroll bars on pierrelf.com/we

#165

JS Functions, closures, and var/let/const scoping on pierrelf.com/we

#151

JS Built-in: Map and Set collections on pierrelf.com/we

#153

JS Iterators, generators, and destructuring on pierrelf.com/we

#157

Overflow clipping (overflow: hidden/auto/scroll) on pierrelf.com/we

#167

JS Built-in: String, Number, Boolean, Symbol on pierrelf.com/we

#155

Test262 test harness and initial pass rate on pierrelf.com/we

#160

JS Parser: AST and expression/statement parsing on pierrelf.com/we

#147

Flexbox layout (CSS Flexible Box Layout Level 1) on pierrelf.com/we

#149

JS Built-in: RegExp engine on pierrelf.com/we

#164

JS Object model: prototype chain, typeof, instanceof on pierrelf.com/we

#166

JS Built-in: Object, Function, Array, Error on pierrelf.com/we

#142

Implement display:none and visibility:hidden on pierrelf.com/we

#135

Encoding sniffing: BOM, HTTP charset, meta prescan on pierrelf.com/we

#139

Positioned layout: relative positioning on pierrelf.com/we

#143

Data URLs (data: scheme parsing and loading) on pierrelf.com/we

#137

CSS resource loading: <link rel="stylesheet"> support on pierrelf.com/we

#140

Margin collapsing for block-level elements on pierrelf.com/we

#145

End-to-end page loading: navigate URL to rendered page on pierrelf.com/we

#146

Positioned layout: absolute and fixed positioning on pierrelf.com/we

#138

Image resource loading: <img> element support on pierrelf.com/we

#144

about:blank document on pierrelf.com/we

#133

WHATWG Encoding: UTF-8 and UTF-16 codecs on pierrelf.com/we

#136

Resource loader: fetch and decode HTML pages on pierrelf.com/we

#141

Implement box-sizing property on pierrelf.com/we

#134

WHATWG Encoding: Legacy single-byte encodings on pierrelf.com/we

#16

should auto play pronounciation when each task is loaded on pierrelf.com/ayos

#14

Name the rambutan mascot on pierrelf.com/ayos

#18

"Correct" popup at bottom blocks progress button on pierrelf.com/ayos

#15

push notifications for daily reminder on pierrelf.com/ayos

#17

only say the word in question, not the entire task on pierrelf.com/ayos

sound effects when correct/wrong on pierrelf.com/ayos

Close stale PR 3mgxdzhmxmh25 (favicon/PWA) on pierrelf.com/ayos

#12

Don't show the website navbar when in lesson on pierrelf.com/ayos

#11

Close 3 stale PRs that are already merged on pierrelf.com/ayos

#13

Instead of AYOS in top bar show rambi mascot icon on pierrelf.com/ayos

#10

save progress at each task in each lesson on pierrelf.com/ayos

Customized rambutan animations after units/tasks on pierrelf.com/ayos

Close stale PRs that are already merged on pierrelf.com/ayos

Plan further content sections on pierrelf.com/ayos

Add streaks on pierrelf.com/ayos

#131

JPEG decoder: baseline DCT, Huffman, JFIF/EXIF on pierrelf.com/we

#132

GIF decoder: LZW, frames, transparency on pierrelf.com/we

#130

PNG decoder (RFC 2083) on pierrelf.com/we

#129

Pixel format types and RGBA8 conversion on pierrelf.com/we

#127

DEFLATE decompressor (RFC 1951) on pierrelf.com/we

#128

zlib decompression wrapper (RFC 1950) on pierrelf.com/we

#123

TLS 1.3 key schedule (RFC 8446 §7) on pierrelf.com/we

#125

HTTP/1.1 parser: request/response, headers, chunked encoding on pierrelf.com/we

#126

HTTP/1.1 client with connection pooling on pierrelf.com/we

#121

DNS stub resolver (UDP, A/AAAA records) on pierrelf.com/we

#119

WHATWG URL parser (full spec compliance) on pierrelf.com/we

#122

TLS 1.3 record layer (RFC 8446) on pierrelf.com/we

#124

TLS 1.3 handshake client (RFC 8446) on pierrelf.com/we

#120

TCP socket wrapper (std::net) on pierrelf.com/we

#117

ECDSA signature verification for P-256 and P-384 (FIPS 186-4) on pierrelf.com/we

#116

RSA PKCS#1 v1.5 signature verification (RFC 8017) on pierrelf.com/we

#118

X.509 certificate parsing and chain validation on pierrelf.com/we

#112

AES-128-GCM and AES-256-GCM (NIST SP 800-38D) on pierrelf.com/we

#109

SHA-2 hash functions: SHA-256, SHA-384, SHA-512 on pierrelf.com/we

#113

ChaCha20-Poly1305 AEAD (RFC 8439) on pierrelf.com/we

#115

ASN.1 DER parser on pierrelf.com/we

#110

HMAC: keyed-hash message authentication code (RFC 2104) on pierrelf.com/we

#111

HKDF: HMAC-based key derivation function (RFC 5869) on pierrelf.com/we

#114

X25519 key exchange (RFC 7748) on pierrelf.com/we

#105

Cascade and computed style resolution on pierrelf.com/we

#108

Integrate computed styles into layout and render pipeline on pierrelf.com/we

#103

CSS value parsing: lengths, colors, keywords on pierrelf.com/we

#104

Selector matching engine on pierrelf.com/we

#106

Handle <style> elements and style attributes on pierrelf.com/we

#101

CSS tokenizer (per spec) on pierrelf.com/we

#102

CSS parser: selectors and declarations on pierrelf.com/we

#107

Inline layout: inline boxes, line boxes, text wrapping on pierrelf.com/we

#94

DOM tree: Document, Element, Text, Comment node types on pierrelf.com/we

#99

Software renderer: paint to CG bitmap on pierrelf.com/we

#95

HTML5 tokenizer state machine on pierrelf.com/we

#98

Basic block layout engine on pierrelf.com/we

#96

html5lib tokenizer test harness on pierrelf.com/we

#100

Window integration: display rendered HTML page on pierrelf.com/we

#97

HTML tree builder: build DOM from tokens on pierrelf.com/we

#93

Blocked: Invalid target repo AT-URI on PR merge on pierrelf.com/we

#91

Font discovery: enumerate and load system fonts on pierrelf.com/we

#92

tangled pr merge fails with 'Invalid target repo AT-URI' on pierrelf.com/we

#90

Glyph cache: HashMap of rasterized bitmaps on pierrelf.com/we

#82

tangled pr merge fails: Invalid target repo AT-URI on pierrelf.com/we

#85

tangled pr merge fails with 'Invalid target repo AT-URI' on pierrelf.com/we

#81

tangled pr merge fails with Invalid target repo AT-URI on pierrelf.com/we

#79

tangled pr merge fails with Invalid target repo AT-URI on pierrelf.com/we

#84

tangled pr merge fails: Invalid target repo AT-URI on pierrelf.com/we

#80

tangled pr merge fails with AT-URI parsing error on pierrelf.com/we

#83

tangled pr merge fails: Invalid target repo AT-URI on pierrelf.com/we

#86

Parse glyf and OS/2 tables for glyph outline extraction on pierrelf.com/we

#88

Basic text shaping: kern table and horizontal advance on pierrelf.com/we

#89

Blocked: tangled pr merge fails with AT-URI error on pierrelf.com/we

#87

Glyph rasterizer: scanline fill to grayscale bitmaps on pierrelf.com/we

#68

Tangled CLI: pr merge fails with 'Invalid target repo AT-URI' on pierrelf.com/we

#78

Set up test infrastructure on pierrelf.com/we

#67

tangled pr merge fails with 'Invalid target repo AT-URI' on pierrelf.com/we

#72

Objective-C runtime FFI on pierrelf.com/we

#73

CoreFoundation minimal bindings on pierrelf.com/we

#69

tangled pr merge fails with 'Invalid target repo AT-URI' on pierrelf.com/we

#65

tangled pr merge fails with 'Invalid target repo AT-URI' on pierrelf.com/we

#75

Core Graphics rendering surface on pierrelf.com/we

Add OCI distribution endpoints to OpenAPI/Swagger docs on pierrelf.com/grain

#66

tangled pr merge fails with AT-URI parsing error on pierrelf.com/we

#71

OTF/TTF font file parsing on pierrelf.com/we

#76

Basic event handling on pierrelf.com/we

#70

tangled pr merge fails: Invalid target repo AT-URI on pierrelf.com/we

Metrics cardinality explosion from unmatched catch-all routes on pierrelf.com/grain

#74

AppKit window creation on pierrelf.com/we

#77

Create PLAN.md, CLAUDE.md, README.md on pierrelf.com/we

Add rate limiting to authentication endpoints on pierrelf.com/grain

Hash passwords in users.json instead of storing plaintext on pierrelf.com/grain

#64

Canvas image drawing on pierrelf.com/we

#63

Canvas state management & transformation matrix on pierrelf.com/we

#61

Implement navigation history stack on pierrelf.com/we

#62

Implement fragment navigation on pierrelf.com/we

#60

Canvas gradients & patterns on pierrelf.com/we

#59

Canvas line styles & dashing on pierrelf.com/we

#58

Implement page lifecycle events on pierrelf.com/we

#57

HTML5 constraint validation on pierrelf.com/we

#56

Canvas text rendering on pierrelf.com/we

#55

Canvas element & 2D rendering context infrastructure on pierrelf.com/we

#54

Implement link click navigation on pierrelf.com/we

#51

Canvas path API & rasterization on pierrelf.com/we

#53

Canvas compositing, clipping & output on pierrelf.com/we

#52

Canvas pixel manipulation on pierrelf.com/we

#50

Canvas rectangle operations & color fill/stroke styles on pierrelf.com/we

#47

Implement window.history History API on pierrelf.com/we

#49

Implement content-type routing on pierrelf.com/we

#48

Implement HTTP redirect following during navigation on pierrelf.com/we

#45

Implement window.location Location object on pierrelf.com/we

#46

Implement error pages on pierrelf.com/we

#44

Implement browser chrome UI on pierrelf.com/we

#43

Form submission on pierrelf.com/we

#42

Form element parsing and DOM interfaces on pierrelf.com/we

#41

Checkbox and radio button interaction on pierrelf.com/we

#40

Text editing: cursor, selection, and keyboard input on pierrelf.com/we

#38

Form control rendering on pierrelf.com/we

#39

Select dropdown widget on pierrelf.com/we

#37

Focus management and tab navigation on pierrelf.com/we

#36

Form control layout and intrinsic sizing on pierrelf.com/we

Close stale PR 3mgxdzhmxmh25: changes already on main on pierrelf.com/ayos

Embed build version in production binary on pierrelf.com/grain

Replace browser TTS with Edge TTS server-side endpoint on pierrelf.com/ayos

Add scheduled automatic garbage collection on pierrelf.com/grain

#33

Baseline JIT compiler: AArch64 assembler infrastructure on pierrelf.com/we

#31

Layer tree and damage tracking for minimal repaints on pierrelf.com/we

#25

Incremental layout with dirty bit propagation on pierrelf.com/we

#35

Scaffold workspace and crate structure on pierrelf.com/we

#26

Inline caches for property access on pierrelf.com/we

#32

Style sharing cache on pierrelf.com/we

#30

Baseline JIT compiler: compile hot functions to native code on pierrelf.com/we

#29

Speculative HTML parsing (off-main-thread tokenization) on pierrelf.com/we

#28

Memory profiling and optimization pass on pierrelf.com/we

#27

HTTP/2: HPACK header compression on pierrelf.com/we

#34

HTTP/2: framing, multiplexed streams, and flow control on pierrelf.com/we

#24

Object shapes (hidden classes) for JS engine on pierrelf.com/we

#22

Content Security Policy (CSP Level 2) on pierrelf.com/we

#23

IndexedDB basic subset on pierrelf.com/we

#14

CSS Custom Properties (--var, var()) on pierrelf.com/we

#16

localStorage and sessionStorage (Web Storage API) on pierrelf.com/we

#21

Cookie jar: Set-Cookie parsing, SameSite, Secure, HttpOnly on pierrelf.com/we

Replace permissive CORS with configurable allowed origins on pierrelf.com/grain

#15

CSS Grid Layout (Level 1) on pierrelf.com/we

#17

Same-Origin Policy enforcement on pierrelf.com/we

#19

CORS: preflight, simple requests, credentialed requests on pierrelf.com/we

#18

iframe isolation, nested browsing contexts, and postMessage on pierrelf.com/we

#20

Referrer Policy implementation on pierrelf.com/we

#10

CSS Media Queries (screen width, prefers-color-scheme) on pierrelf.com/we

#12

CSS math functions: calc(), min(), max(), clamp() on pierrelf.com/we

CSS Animations (@keyframes, animation-*) on pierrelf.com/we

Compositing layers for transforms, opacity, will-change on pierrelf.com/we

Glyph texture atlas for GPU text rendering on pierrelf.com/we

Metal render pipeline: 2D shaders and vertex format on pierrelf.com/we

Make storage paths configurable instead of hardcoded ./tmp on pierrelf.com/grain

Metal texture management and image upload on pierrelf.com/we

Software rendering fallback when Metal unavailable on pierrelf.com/we

#11

SVG basics: svg, rect, circle, path, text on pierrelf.com/we

#13

CSS Transitions (transition-*) on pierrelf.com/we

Metal device, command queue, and CAMetalLayer setup on pierrelf.com/we

@font-face: load and parse web fonts on pierrelf.com/we

Display list to Metal render passes on pierrelf.com/we

Fix vite-plugin-pwa peer dep conflict with vite@8 on pierrelf.com/ayos

Implement /v2/_catalog endpoint for repository listing on pierrelf.com/grain