Rich Harris

Resolve a chain of sourcemaps back to the original source, like magic

Experimental toolkit for writing x-to-JavaScript compilers

Rollup as a service (with a little help from Browserify)

Generate, and decode, base64 VLQ mappings for sourcemaps and other uses

The website for the Svelte workshop

Promise-based power tool for common filesystem tasks

Stuff I often need. WIP

Layout manager for web apps.

Self-documenting Node scripts through literate programming

Determine which of two elements is in front of the other

The answer to the question of life, the universe and everything

A quick test to see how various bundlers compare when bundling the Lodash source code.

A very basic Svelte GL scene

Tool for making and loading sprites

Utilities for dealing with ports in Node apps

demo repo

Begin app

console.group() for node.js

Workshop repo for https://cameoparison.netlify.app

bare bones demo of svelte-three

Demo of using Svelte and Rollup to create a SSR bundle

Traverse a folder in node, turning its contents into an object for easy consumption

Determine whether an AST node is a reference

An adaptation of Ember's 'dbmonster' demo of Glimmer

Find and erase strings and comments in JavaScript code

playing around with websockets

Opinionated wrapper around mysql2

Pan and zoom the contents of SVG elements, and translate between coordinate systems

quick script to compare superjson and devalue

Generate short but memorable random names for stuff

Split GeoJSON data up into vector tiles

Starter repo for birdland

A demo of SvelteKit's `read` function

The fastest possible dbmonster implementation?

Fork of StackBlur (http://www.quasimondo.com/StackBlurForCanvas/StackBlurDemo.html), used in canvg

Repro for https://github.com/sveltejs/kit/issues/8516

A version of eval that helps you find syntax errors in generated code. For browsers and node.js

Demo of using Rollup and rollup-plugin-ractive to generate the smallest possible bundle for a Ractive app

Simple demo of some <canvas> stuff

adapter-node repro

illustrating how Rollup avoids long waterfalls with granular chunks

Reproduction of `vite.ssrLoadModule` bug

Illustration of issues around use of top-level await in Vite apps

Adaptors, event definitions, transitions etc

shake your tree

repro for https://github.com/sveltejs/kit/issues/8303

Demo of Ractive.js with the ractive-load plugin

Example app built with Rollup

Repro

git mirror of https://code.google.com/p/canvg/

experimental tool for writing data to typed arrays without knowing the length in advance

nothing to see here, move along...

@vercel/nft repro

Bug repro

Illustration of Vite relative base issue

Vite repro

Bundle TypeScript files with Rollup

repro

Experimental project to turn d3 into a suite of micro functions

Example gobble setup

Svelte version of kiln/example-template-data-circles

https://github.com/rollup/rollup-plugin-commonjs/issues/85

One way to get Redux working with Rollup

trying to debug something

Demo for https://github.com/sveltejs/kit/issues/6031

seriously, what is going on

spelunk plugin for broccoli. Flatten folders to an object representation

Get paths for bower modules, from the main property of bower.json files

Slides for a talk - 'the reactive programming revolution'

Demo of a Rollup custom resolver

Find source files for your project's dependencies

https://github.com/rollup/rollup-plugin-legacy/issues/1

quick repro to check something is working

Demo for https://stackoverflow.com/questions/45638717/using-rollup-svelte-with-third-party-amd-libraries

vercel edge function test

Repro for https://github.com/sveltejs/kit/issues/5952

quick gobble example

WIP

WIP talk - Dismantling the barriers to entry

Simple static app template using Gobble and a few of its plugins

Grunt task to traverse a folder and flatten it to a JSON representation

Highlight syntax error locations

bug repro

Convert node-style callback-based functions into promise-based equivalents for easier composition

Test repo for https://github.com/rollup/rollup/issues/642

rollup bug repro

Rollup example

attempt to repro https://github.com/rollup/rollup/issues/854

https://github.com/rollup/rollup-plugin-commonjs/issues/90

Reproduction for https://github.com/rollup/rollup/issues/2461

attempt to reproduce https://github.com/rollup/rollup-watch/issues/3

Bug repro

WIP

vite-mode-repro

USE_JITTER=true

Project template for a TypeScript library

Utility for cloning objects and arrays so you can manipulate them without borking your original data

Library for making draggable, zoomable, interactive SVG viewboxes

A matrix manipulation library that tries to explain what the hell's going on

A stream library

Simple utility for reindexing an array as a hash, using a specified id field

An example of generated types

Smoothly interpolate keyframes

WIP

repro for https://github.com/sveltejs/kit/issues/14444

Course outline for Design & Code 2

Demo page for golden-fleece

Shimport demos

Shell repository to redirect rich-harris.co.uk/esperanto to esperantojs.org

Speech recognition experiment

WIP demo site for Butternut

bug repro

Testing initial sizes of hello world apps with Svelte and Preact

Demo site for smooth-keyframes

Snowpack alias bug repro

Parse CSS into JSON

Display loading animation in the terminal

Test repository for degit

collection of dotfiles. WIP

`vc deploy --prebuilt` test

WIP replacement for examples.ractivejs.org

my website

Talk on build tools and developer culture

Slides from NYC Node.js gobble talk

JavaScript AST generator and viewer

sourcemaps with Rollup, Closure Compiler and Sorcery.