mkcert: a simple zero-config tool to make locally trusted development certificates

made by filippo, submitted by Mai
mkcert automatically creates and installs a local CA in the system root store, and generates locally-trusted certificates. Configuring servers to use the certificates is up to you.

alg_structs

made by Shon, submitted by porterjamesj
Implementations of algebraic structures for OCaml.

Dear Stranger

made by dangorelick, submitted by davidbalbert
Paint with light. Source: https://glitch.com/edit/#!/dear-stranger

Streeteasier

made by jennyx, submitted by porterjamesj
A browser extension that lets you see the actual rent prices for NYC apartments on Streeteasy, instead of the "promotional" prices they're often advertised with.

Notes from Dynamicland: programming Raspberry Pis

made by osnr, submitted by davidbalbert
A blog post about using Raspberry Pis to disaggregate computing power at Dynamicland.

The Immersive Web in 2019

made and submitted by cwervo
I gave a talk at JSConf Hawai'i about the "The Immersive Web" in 2019.

Hamilton the musical data visualization

made by Alec, submitted by nicholasbs
An interactive visualization of the chronology of historical events in relation to the songs in the Broadway musical Hamilton, along with other visualizations, including character co-occurrence.

Mojulo: Interactive pixel art from math

made by Max Bittker, submitted by nicholasbs
You can generate beautiful visuals with remarkably simple equations. Source: https://github.com/MaxBittker/Mojulo

Microbial Strain Navigator

made by robinovitch61, submitted by rachel
Navigate and edit microbial strains, plasmids, and genes with a Flask web UI and MySQL database.

wasmface

made by noahlevenson, submitted by porterjamesj
Fast face detection in the browser using WebAssembly.