#embedded
Wiki 3
- DuckDB In-process analytical SQL database (columnar, vectorised, ACID) — popular for data-science notebooks and embedded analytics; gained a client-server protocol (Quack) in 2026
- Multicall binary One executable that dispatches to many built-in subprograms by inspecting argv[0]; the design pattern behind BusyBox, Toybox, sbase, and many minimal Unix userlands
- Turning an e-reader into a network printer Nishant Joshi makes an Xteink X3 show up in the macOS print dialog by speaking IPP, and fits a 300 dpi page into 400 KB of RAM
Toolbox 1
- Free Ink Open e-reader stack — CrossPoint firmware for Xteink devices, a hardware-independent e-paper firmware SDK, and de-link, a $60 hand-solderable ESP32-S3 reader board