Photograph of TI-99/4A
No machine-readable author provided. SanderK assumed (based on copyright claims). / Wikimedia Commons / Public domain

16-bit TI home computer. TIPI, FinalGROM, and F18A are the modern upgrades.

Published open-source PCB projects

No editor-ready open-source PCB projects are published for this system yet. Other catalogued projects stay in the reference table below.

Other catalogued projects

Mod License Notes
TIPI Open source (GPL-3.0-or-later) Open Raspberry Pi PEB/side-port storage and network interface.
FinalGROM99 Mixed / partial source Flash cartridge. Hardware is commercial; tools are public.
F18A Mixed / partial source FPGA TMS9918A replacement with VGA. Gateware has public discussion; boards are sold.

Open-source rows can be shallow-cloned into the git bucket. Generated board renders belong on the artifact CDN, not in git. See the catalog wiki note.