| Yellow Interface Transfer .FXI files between calculator and PC. | |
| Yarin's Homepage Original programs for the TI-85, TI-86, and TI-92, as well as assembly programming tutorials. | |
| Vernier Software Calculator programs, sensors, graphing calculators, curricular material, and accessories for use with the CBL. | |
| User Friendly the Comic Strip about RPN. A good way of explaining RPN with three picture frames. (Note: Erwin is an AI entity that frequently has been moved to different computers and his previous home was a Sun Workstation.) | |
| Usedcalculators.com Buys and sells new and used Texas Instruments (TI) and Hewlett-Packard (HP) graphing calculators. | |
| Tyler's TI-83+ Page Games and programs with descriptions and screenshots for the TI-83+. | |
| Turbosoft Writes C games and utilities for the TI-89. | |
| Tiger Homepage A TI-92 emulator written in C for both Windows and Macintosh systems. | |
| TI-GCC/Linux C compiler for TI89/92+ calculators. | |
| TI-Chess Team One of the premier programming groups for the TI-89, specializing in games that challenge the mind. | |
| ticalc.org Features programming tutorials, columns, news articles, and thousands of files for download. | |
| TI-92+ Flash Software TI's page for new versions of the TI-92+ Advanced Mathematics Software as well as FLASH applications for it. | |
| TI-92 Tutorial An extensive tutorial for the TI-92 covering nearly all information about its use, including information about the CBL interface and the use of the TI Graph Link. | |
| TI-8x Programming Games and programs with descriptions and programming tutorials for the TI-82, TI-83, TI-85, and TI-86. | |
| TI-8x Emulator Emulates TI-82, TI-83, TI-85, TI-86 with adjustible speed, sound support, and debugger. | |
| TI-89/TI-92 Plus Resources for the TI-89 and TI-92 plus calculators, computers and includes some packages and links to other useful resources. | |
| TI-89.org Includes BASIC programs, a description of the calculator, an archive of games and programs with reviews, links, a FAQ, and a message board. | |
| TI-89 Flash Software TI's page for new versions of the TI-89 Advanced Mathematics Software as well as mathematical Flash applications for it. | |
| TI-89 Calculus Program Geared towards AP Calculus (AB and BC) students and teachers. Provides analytical, graphical and numerical assistance. | |
| TI-83+ Flash Software TI's page for new versions of the TI-83+ Operating System Software as well as Flash applications for it. | |
