An extremely fast Python linter and code formatter, written in Rust.

A syntax-highlighting pager for git, diff, grep, rg --json, and blame output

GIF encoder based on libimagequant (pngquant). Squeezes maximum possible quality from the awful GIF format.

Sampling CPU profiler for Ruby

A reactive runtime for building durable AI agents

A realtime CRDT-based document store, backed by S3.

Synchronization primitives for both web and native.