» Doors CS - Wiki for the ultimate TI graphing calculator shell, Doors CS.
» Rivereye Studios - Defunct studio for quality TI-83+ BASIC programs.
» StickFigure Graphic Productions - Defunct site of Cemetech admin elfprince13.
» TI-FreakWare - Programming group providing many great titles for most TI calcs, along with easy to understand tutorials for a range of calcs, and very large list of other TI sites.

» BFR's TI page - BFR's tutorials, programs, and more for computers and calculators.
» Blue Crimson - The new homepage for Fryed Software and Nomad software.
» Calc.org - [Defunct] This site features news and downloads for both TI and HP calculators.
» Calcgames.org - Archive site that provides high quality games and programs, and occasional community news updates.
» Detached Solutions - ASM experts, makers of several popular Apps for TI-83+/SE and TI-84+/SE calculators.
» Maxcoderz - Inactive forum, focusing on advanced ASM and occassional BASIC projects.
» Omnimaga - Active BASIC programming, Axe development, and RPG group.
» OTBP - Outside The Box Programmingm a now-defunct programming group.
» Revsoft - Inactive home of awesome projects like Zelda, and Space Station Pheta for the TI-83+.
» TI-Basic Developer - An in-progress guide aiming to be a premier source for TI-BASIC information.
» TI-Bank - French-language calculator development site.
» TiCalc.org - The ultimate TI calculator website, with news and thousands of downloads.
» UnitedTI - Popular forum and site for discussion of all kinds of calculator-related hardware and software projects.
» The TI Calculator Bot