Remake of Pitfall! for the unexpanded TI-99/4A. About 14000 lines of assembly code, open source software.
The source code and binaries were released in 2010. You can get it here.
Pitfall! is a jump & run game released by Activision for popular 80's game consoles like Atari 2600 and Colecovision.
From 2008 until 2010 a version for the TI-99/4A was written by "retroclouds". It got released as both disk version and a 32K bank-switched ROM command module.
A limited run of cartridges was made available in 2010. These were based on the popular Jon Guidry boards. The cartridge came with a label and sported a 32K (4x8) bank-switched ROM. This version can even run on the unexpanded TI-99/4A.