Vim is a highly configurable, Vi-compatible text editor with a scripting language, syntax highlighting, and undo history.
Alternative open-source firmware for ESP8266 and ESP32 devices, configurable via web UI and controllable locally over MQTT, HTTP, Serial or KNX.
Ruby CLI that automates iOS and Android build, signing, screenshot, and release tasks through configurable lanes.
Wally is a configurable 5-stage pipelined RISC-V processor written in SystemVerilog, supporting RVA22 and virtual memory.