Nick Fitzgerald

Hi! I'm Nick Fitzgerald and this is my weblog. My pronouns are he/him.

2026-06-01 A Structure-Aware Fuzzing Experiment
2025-11-19 A Function Inliner for Wasmtime and Cranelift
2024-09-10 New Stack Maps for Wasmtime and Cranelift
2024-02-06 Garbage Collection Without Unsafe Code
2023-09-14 My WasmCon 2023 Talk
2022-10-24 How Fuzzy are Your Fuzzers?
2022-09-13 Security and Correctness in Wasmtime
2021-05-10 Hit the Ground Running: Wasm Snapshots for Fast Start Up
2020-08-27 WebAssembly Reference Types in Wasmtime
2020-08-24 Writing a Test Case Generator for a Programming Language
2020-03-20 Writing Programs! That Write Other Programs!!
2020-01-16 Announcing Better Support for Fuzzing with Structured Inputs in Rust
2020-01-13 Synthesizing Loop-Free Programs with Rust and Z3
2019-11-21 Multi-Value All The Wasm!
2019-11-01 Always Bump Downwards
2019-09-17 Flatulence, Crystals, and Happy Little Accidents
2019-09-04 Combining Coverage-Guided and Generation-Based Fuzzing
2019-08-27 Async Stack Traces in Rust
2018-12-14 Rust and WebAssembly in 2019
2018-12-13 Rust Raps
2018-12-11 Rust 2019: Think Bigger
2018-12-02 wasm-bindgen — how does it work?!
2018-11-15 Program Synthesis is Possible in Rust
2018-10-01 SFHTML5 Rust and WebAssembly Talk
2018-04-26 How does dynamic dispatch work in WebAssembly?
2018-02-27 Come Join the Rust and WebAssembly Working Group!
2018-02-26 Speed Without Wizardry
2018-02-09 A Wee Allocator for WebAssembly
2018-01-30 Alleviating the Stress Induced by Maintaining a Popular Free and Open Source Software Project
2018-01-18 Oxidizing Source Maps with Rust and WebAssembly
2017-09-21 Come hack on bindgen with us!
2017-08-03 Scrapmetal — Scrap Your Rust Boilerplate
2017-03-07 What the FFI?!
2017-02-22 Demangling C++ Symbols
2016-12-14 Generating Rust FFI Bindings to C/C++ Libraries at cargo build time in build.rs with bindgen
2016-10-11 Eddy Bruel is the new owner of the source-map library!
2015-11-02 Back to the Futu-rr-e: Deterministic Debugging with rr
2015-07-22 Proposal for Encoding Source-Level Environment Information Within Source Maps
2015-06-19 Source Maps are an Insufficient Debugging Format for the Web
2015-04-10 A Compact Representation of Captured Stack Frames for SpiderMonkey
2015-02-22 Memory Management in Oxischeme
2014-08-07 wu.js 2.0
2014-06-26 Debugging Web Performance with Firefox DevTools - Velocity 2014
2014-03-12 Beyond Source Maps
2014-03-04 Memory Tooling in Firefox Developer Tools in 2014
2014-01-13 Hiding Implementation Details with ECMAScript 6 WeakMaps
2013-11-22 Re-evaluate Individual Functions in Firefox Developer Tools' Scratchpad
2013-08-15 Destructuring Assignment in ECMAScript 6
2013-08-02 Testing Source Maps
2013-06-21 My Talk from Front Trends 2013
2013-05-22 "Compiling to JavaScript, and Debugging with Source Maps" on Mozilla Hacks
2013-02-28 Source Map Specification Discussion Mailing List
2013-01-22 Regarding "Dynamic Source Maps"
2012-07-30 Update on Firefox and Source Maps
2011-12-23 Source Code Cartography
2011-04-05 Operational Transformation Part 2: Operations
2011-03-26 Operational Transformation: An Introduction
2011-03-08 JavaScript Timer Congestion
2010-11-16 Pythonic JavaScript Methods
2010-10-08 Implementing Multiple Value Returns in JavaScript
2010-05-20 Javascript, "bind", and "this"
2010-02-24 Finally, my very own Lambda
2010-01-28 Recent Lisping: Bootstrap Scheme in Ada and Introducing Protolith
2010-01-13 Bootstrap Scheme V0.2 (Booleans) In Ada
2010-01-12 Bootstrap Scheme v0.1 (Integers) in Ada
2010-01-11 Scheme from Scratch