Derek Welty

Building a DIY Ambilight on a Raspberry Pi 3 with an Auvidea B101

Fri, 01 May 2026 00:00:00 +0000

A working log of getting Hyperion-NG capture validated on old hardware. Splitter arrives tomorrow, LEDs not yet wired, but the capture pipeline is fully proven end to end.

IKEA Varmblixt as a Home Assistant Status Light

Fri, 01 May 2026 00:00:00 +0000

Turning the IKEA Varmblixt donut lamp into a context-aware status light with weather reactions, cycling alerts, door alerts, and three color scripts.

TRMNL X BYOS: Self-Hosting the Server Before the Device Arrives

Fri, 01 May 2026 00:00:00 +0000

Setting up a FastAPI BYOS server for the TRMNL X e-ink display, with local DNS and Caddy reverse proxy, before the hardware even ships.

About

Mon, 01 Jan 0001 00:00:00 +0000

Electrical engineer. Intermediate Python developer. Building things.

Resume / personal site · derek@derekwelty.com