Open Source
Speeduino - Open Source ECU Firmware
A source-first look at Speeduino, the open source Arduino-based engine management firmware for DIY ECU projects, …
BLHeli - Open ESC Firmware for Brushless Motors
A source-first look at BLHeli, BLHeli_S, and BLHeli_32 documentation for brushless ESC firmware, motor control, DShot, …
ArduPilot - Open Source Autopilot Firmware You Can Simulate Locally
A practical technical look at ArduPilot: the open-source autopilot stack for aircraft, rovers, boats, submarines, …
beso - Topology Optimization for CalculiX FEM
beso is an LGPLv3 Python toolkit for topology optimization with the CalculiX finite element solver, FreeCAD workflows, …
OpenCode - Open Source AI Coding Agent CLI
OpenCode is an open-source AI coding agent with a terminal CLI, local server mode, web UI, desktop app, agents, provider …
Grida - Open Source Canvas and Rendering Engine
Grida is an open-source canvas editor, rendering engine, and visual app platform built with Rust, Skia, WASM, React, and …
OpenCode
Open-source AI coding agent CLI with local terminal, server, web, desktop, provider, agent, MCP, and plugin surfaces.
Playwright - Browser Automation That Saves the Rendered Page
Playwright is a practical browser automation tool for capturing rendered pages, authenticated sessions, screenshots, and …
VeloMate - Self-Hosted Cycling Analytics Without Strava Premium
Advanced cycling metrics (CTL, ATL, TSB, NP, IF) computed locally with Grafana dashboards and intelligent route planning