Agentic CAD for 3D printing

1U horizontal rotary encoder

An open source tiny computer mouse 🐭.

A high definition music player with bluetooth support, which has an e paper display and a physical wheel

a pure css implementation of some sunlight streaming in through the window

Isocline is a portable GNU readline alternative

ZMK input driver: use a USB mouse on a wireless keyboard via a CH559 USB-host bridge over SPI (pairs with ch559-mouse-to-spi).

ZMK module: use an external BLE mouse through the keyboard as a BLE HID host (central); its pointer output follows the keyboard's active USB/BLE output. Generic HID parser + per-endpoint scroll inv…

A better light source for scanning color negative film

NanoGPT (124M) in 90 seconds

The CSV magician

SIMD-accelerated columnar database for analytics — pure C, zero dependencies

Mermaid.js, but headless, in Rust.

An OpenGL-based GUI for Kakoune

ExifTool meta information reader/writer

ZMK Split Battery Status in system tray

Free streaming choice helper. Review, watch, filter, ignore, and download available titles from several free streaming sites.

a vim and terminal theme based on hue 204 (blue, blue...)

Semantic version control => entity-level diffs, blame, and impact analysis on top of git. 28 languages via tree-sitter. Built for coding agents.

Silkscreen: open-hardware ESP32-S3 e-paper reader mainboard (KiCad 9). Formerly the de-link hub.

34 key EC split keyboard

a minimal e-ink os targeting the esp32c3 and xteink x4 e-reader

Custom firmware for the X4 e-ink reader

Custom firmware for the Xtenik X4

Sample code for the Xteink X4

Lot no. 002 | Lens Adapters

EPUB optimizer and XTC/XTCH converter for Xteink X4 e-reader (480×800 e-ink display)

High performance self-hosted photo and video management solution.