Rasmus

The Inter font family

Virtual computer

Contemporary systems programming language in the spirit of C

Collection of CLI programs to help with everyday computer life

Very fast Markdown parser and HTML generator implemented in WebAssembly, based on md4c

iOS and Mac Cocoa library for communicating over USB

⚡️ Mac app wrapping Facebook's Messenger for desktop

Programmers' editor for OS X [DEAD PROJECT]

Imagemagick module for NodeJS — NEW MAINTAINER: @yourdeveloper

Async peer communication protocol & library

Lightweight and versatile build tool based on the esbuild compiler

Raster — simple CSS grid system

A fast, simple & universal Least Recently Used (LRU) map for JavaScript

A sunny little virtual machine

Take a screenshot (in OS X) — paste the URL somewhere a second later

[historical] Chromium tabs for cocoa applications (project no longer maintained)

Figma plugin builder

Self contained, fully static llvm tools & libs

WebAssembly utilities

Cocoa meets WebKit for more rapid UI development

A template I use to quickly set up Node.js-backed web apps on Amazon EC2

A simple, functional-biased, prototypal and powerful programming language that runs on any ES3 (or better) JavaScript platform, aimed toward people new to programming

Persistent immutable data structures for C++

My Sublime Text theme (see also: https://github.com/rsms/vscode-theme)

The Scripter Figma plugin

CALayer-style API for building rich, high-performance UI graphics in WebKit

A functional programming language

Git-based blog/cms for PHP, meant as a replacement for Wordpress

A programming language in early development

Graphviz web app

Thin API and concept on top of libdispatch (aka Grand Central Dispatch) for Cocoa Objective-C code.

Asynchronous/multiplexing FastCGI for nginx (incl. ref server implementation)

Collection of Figma plugins

Programming language and compiler —WORK IN PROGRESS—

simple static website generator

A well-defined system API for abstracting the OS platform

JS & WASM library for working with fonts

Sigi pixel fonts [archived]

Simplifies building of WebAssembly modules in C/C++ and JS

3-way JavaScript Object merging -- Object.merge(v1, v1a, v1b) -> v2

Simple messages

Tokyo Cabinet Python bindings — In need of a new maintainer

TextMate bundle for the Go programming language

WebKit web view as a screensaver on OS X

Web-app client-server framework developed as part of dropular.net

Simple, safe single-file local web server

Software for archiving my digital stuff like tweets

Programming language in development

The little C kit

High performance web service framework, written in C but controlled by Python. Used by Spotify infra 2009–2015.

My personal work environment

DroPub — drop and publish. Simple OS X MenuItem managing secure transfer of files in the background

Run arm64 Linux Alpine virtualized on macOS x86_64 with QEMU

Go Hypertext Preprocessor

Mac app for assisting type design in Figma

Binary sortable universally unique identifier

Basic code for tracking faces and eyes using OpenCV

A typeface weekend project from 2002 with a classic "stitching"/"embroidery" look

Create small, fast and easily-distributable packages from TypeScript projects

Immutable data structures for Go

Experimental text editor which runs in the browser

Video player in HTML5

Go-style JavaScript ES6 compiler and packager, based on Babel

Builds Dawn on Linux and macOS as one single easier-to-use library

Building libcss as Mac OS X universal binary. Developed as part of Kod (rsms/kod)

HopHop is a small systems programming language and reference compiler

The theme used on my blog

Bézier curve toy

Dew is a little programming language which targets the Lua virtual machine

A minimal and portable JSON tokenizer for building highly effective and strict parsers (in C and C++)

Simple, ACID and versioned file-system based document database

CommonJS module require() for web browsers

Demonstrates lazily-evaluated clipboard data on the Web platform

Client-side templating for modern thinkers

No description.

Font manager, keeping font files up to date with a distributed repository model

Simplistic CouchDB client with a minimal level of abstraction and connection pooling.

Comet (long-polling) module for nginx

[WIP] Demo of a minimal but functional Dawn-based WebGPU client and server

Alternative icon for Twitter.app

Redacted snapshot of dropular.net, May 2010

Some code for playing with the Teenage Engineering Ortho Remote

Kerning done by machines (a project to learn more about ML)

Abstract Base – universal PHP runtime library

Embed node.js in Cocoa or write whole Cocoa apps in node.js

A sample that shows how to move a running Mac application to the /Applications directory

Convenience functions and example code for using ASL (Apple System Log facility)

The lolcat operating system

super duper simple gui for C, wrapping imgui and stb

Helps writing command-line programs with subcommands in Go

Minimal glob JavaScript implementation ported from Go's path/filepath

A system for creating fast, reusable parsers

An assortment of Cocoa — mixed extensions and additions to Cocoa

Programming language w/ subproject that implements the Go scheduler in C++

Cocoa framework of libspotify

LESS TextMate bundle

Fork of http://svn.macfusionapp.org/macfusion2/trunk/ — With mainly UI changes like menu item icon and OS-standard volume icons) — Download latest release build: http://cloud.github.com/downloads/rsms/Macfusion/Macfusion.zip

WebAssembly module loader with import resolution

Port of rsms/sublime-theme to VS Code

Work in a functional style with JavaScript and TypeScript

Multiple concurrent files uploads with progress in pure HTML

Simple comet pub/sub

Node module manager and repository

Ruby Hypertext Preprocessor

Demonstrates "client-authenticated TLS handshake"

Image fingerprinting

Educational persistent vector implementation in C

Drag-and-drop to quickly put images on Flickr

Facebook session support for Connect

Continuously updates a Spotify playlist with recent tracks found in Google Buzz

My little stash of snippets

Notion general-purpose C library

Support for parsing JSON requests and sending JSON responses in Connect

JavaScript AMD module loader with deterministic just-in-time module initialization

Chainable promises for node (>=v0.1.30)

Example of a font based on Inter

Utility to convert TTF files to EOT

Python-esque programming language

No description.

Renamed project — see "/inter"

Go wasm graphics scene toy

MacOSX Interface to Facebook graph API

No description.

No description.

No description.

HTML fragments == URL fragments -- element.expose(regexp[, handler])

C++11 utility library

Native mysql async client for node.js

Little library for making art and games on Playbit

Compile fonts from sources (UFO, Glyphs) to binary (OpenType, TrueType).

Common C and C++11 utilities

Python C extension Assistant generates Python C code in order to aid in extension development

Embedded LUA including FastCGI runner

Your favourite node.js command line option parser

Node bindings for libspotify

URL anchor triggering

The Menu Bar, that's where it's at

Simple hierarchical Go logger

No description.

OS X Launch Services registry C library, enabling programmatic access to the registry of all installed bundles and mounted disks on a system

The default font control repository

jemalloc-based memory allocator for ckit/rbase

Evented I/O for V8 javascript

caller-driven JSON builder and parser

Simple and fast JavaScript package compiler

Outside-in contract for interfacing with a key-value/table storage client library

Hardware accelerated screensaver for OS X, displaying pictures from user defined sources.

Some of my Wordpress plugins

ninja-compatible build tool written in C

Some sort of programming language & compiler

Collection of docker images

Zero downtime restarts for go servers (Drop in replacement for http.ListenAndServe)

async I/O + coroutine implementation of the FastCGI protocol

Tiny Dropbox authentication C++ library for OS X

No description.

Builds for iOS and OS X

Historical copy of the hobby project "Spotni.cc" by @liesen and me, a Spotify playlist service

Versioning for the rest of us

No description.

The python-smisk.org website

Spinning Vulkan Cube

Compiler infrastructure and toolchain library for WebAssembly, in C++

C Markdown parser. Fast. SAX-like interface. Compliant to CommonMark specification.

No description.

uglify-es as precompiled single-file library

Javascript syntax highlighter

utils for webpack loaders

Go Dropbox API client

A lispy little thing

Nodejs EJS file-based templating

Go test helper

Basis Universal GPU Texture Codec

toybox

bit manipulation

Go bindings to systemd socket activation, journal, D-Bus, and unit files

Sublime Text helpers for React/JSX, ES6 style

Fork of leveldown without the terrible "bindings" dependency

Babel grammar and transpilation for ATOM

Go supplementary network libraries

Computer network in my car