Main Page

Doors CS 7.2 for the TI-83 Plus and TI-84 Plus Start here: Download Doors CS 7.2, or come ask questions on the Cemetech Forum. Need educational programs and games? Try assembly programs or TI-BASIC programs Doors CS 7.2 is the ultimate shell and GUI for your TI-83 Plus or TI-84 Plus graphing calculator: Run any BASIC or ASM program, including MirageOS, Ion, Doors CS, and nostub programs. Organize your programs into folders, lock/archive/hide/edit directly from Doors CS Use the HomeRun feature to run any program from the TI-OS homescreen, without Asm(, even if archived Extremely user-friendly, with a mouse and tons of keyboard shortcuts Libraries and tools for programmers, networking, and much more. Doors CS is the most feature-packed, stable, and complete shell for graphing calculators. Eliminate all your apps and replace them with Doors CS 7!

Doors CSE 8.2 for the TI-84 Plus C Silver Edition Start here: Download Doors CSE 8.2, or come ask questions on the Cemetech Forum. Need educational programs and games? Try assembly programs and TI-BASIC programs Doors CSE 8.2 is the ultimate shell and GUI for your color-screen TI-84 Plus C Silver Edition graphing calculator: Run any BASIC or ASM program, for RAM or Archive. Organize your programs into folders, lock/archive/hide/edit directly from Doors CSE Use the HomeRun feature to run any program from the TI-OS homescreen, without Asm(, even if archived Extremely user-friendly, with many tools and features for programmers and users Doors CSE is the most feature-packed, stable, and complete shell for color-screen graphing calculators. Eliminate all your apps and replace them with Doors CSE 8!

Doors CE 9 for the TI-84 Plus CE Doors CE for the TI-84 Plus CE is currently on pause [1]. Follow this Cemetech topic for progress and news: [2]. As of May 2020, the probable removal of ASM/C support from the TI-84 Plus CE means that Doors CE 9 is unlikely to be released.

The goal of Doors CS/Doors CSE is to provide diverse support and powerful features to this inexpensive yet ubiquitous technological tool. Within this site, you will find all of the documentation and information you need to use and develop for Doors CS and Doors CSE. You can research all of the various versions of Doors CS, better understand how to use your copy, and find all the data on the libraries and routines for creating Doors CS-compatible BASIC and Assembly-language programs.

Getting Started

New Doors CS user? Download Doors CS or download Doors CSE right now. Start with the Quick Start Guide, or if you have more time, the User Manual.
Developing for Doors CS? Doors CS comes prepackaged with the Doors CS SDK - all you'll need to harness the full power of Doors CS. Additionally, BASIC as well as ASM programmers should visit the online SDK and ask questions .
Want to learn more? Check Compatibility, Features, and Credits.
Curious how Doors CS looks? Then you need some Screenshots.
Want to report a bug or ask a question? Visit the Doors CS Forum.
Want to connect on social media? Check out the Doors CS Google+ and Facebook pages.

Sections Bug Tracker Cemetech Main Website Cemetech & Doors CS Forum Compatibility Credits Developers' SDK Features Quick Start Guide Screenshots To Do List Tutorial List User Manual Version History

Recent News Announced the Doors CE 9 project. (12/10/2015) Released Doors CSE 8.2. (5/19/2015) Released Doors CSE 8.0. (11/5/2013) Released Doors CS 7.2 and the DCS 7.2 SDK. (7/10/2013) Updated version numbers to 7.2 and copyright to 2013. (6/23/2013) Fixed prgmseq( HomeRun hook bug. (6/23/2013) Released Doors CS 7.2 Beta 3. (6/13/2013) Compressed header with geekboy's help. (6/12/2013) Repaired Cn2.2 behavior with ON key interrupt. (6/2/2013) Improved dUSB Cn2.2 stability. (4/26/2013) >> See 441 more Older News items >> Recent Screenshots "Homerun" feature: program execution from the homescreen MemoryPop New Doors CS 7 Properties Menu

Download TI-83+/TI-84+: Download Doors CS 7.2 (July 10, 2013) TI-84 Plus C Silver Edition: Download Doors CSE 8.2.0, Build 1603 (May 19, 2015) TI-84 Plus CE: No download available yet