* [https://github.com/TobyLobster/Inform](https://github.com/TobyLobster/Inform) for MacOS, maintained by [Toby Nelson](https://github.com/TobyLobster)
* [https://github.com/DavidKinder/Windows-Inform7](https://github.com/DavidKinder/Windows-Inform7) for Windows, maintained by [David Kinder](https://github.com/DavidKinder)
* [https://github.com/ptomato/inform7-ide](https://github.com/ptomato/inform7-ide) for Linux, maintained by [Philip Chimento](https://github.com/ptomato)
* inbuild - __version 10.2.0__ - [★ Web](https://ganelson.github.io/inform/inbuild/index.html) - [▶ Documentation](https://ganelson.github.io/inform/inbuild/M-ui.html)<br>A simple build and package manager for the Inform tools.
* inform7 - __version 10.2.0__ - [★ Web](https://ganelson.github.io/inform/inform7/index.html) - [▶ Documentation](https://ganelson.github.io/inform/inform7/M-cu.html)<br>The core compiler in a natural-language design system for interactive fiction.
* inblorb - __version 4.1__ - [★ Web](https://ganelson.github.io/inform/inblorb/index.html) - [▶ Documentation](https://ganelson.github.io/inform/inblorb/M-ui.html)<br>The packaging stage of the Inform 7 system, which releases a story file in the blorbed format.
* indoc - __version 4__ - [★ Web](https://ganelson.github.io/inform/indoc/index.html) - [▶ Documentation](https://ganelson.github.io/inform/indoc/M-iti.html)<br>The documentation-formatter for the Inform 7 system.
* inpolicy - __version 1__ - [★ Web](https://ganelson.github.io/inform/inpolicy/index.html) - [▶ Documentation](https://ganelson.github.io/inform/inpolicy/M-ui.html)<br>A lint-like tool to check up on various policies used in Inform source code.
* inrtps - __version 2__ - [★ Web](https://ganelson.github.io/inform/inrtps/index.html) - [▶ Documentation](https://ganelson.github.io/inform/inrtps/M-ui.html)<br>A generator of HTML pages to show for run-time problem messages in Inform.
The following webs are the source for kits of Inter code shipped with Inform (at the subtree inform7/Internal/Inter). Kits are libraries of code needed at run-time, and whose source is written in Inform 6 notation:
* WorldModelKit - Support for modelling space, time and actions in interactive fiction - [★ Web](https://ganelson.github.io/inform/WorldModelKit/index.html)
* EnglishLanguageKit - Support for English as the natural language used - [★ Web](https://ganelson.github.io/inform/EnglishLanguageKit/index.html)
* CommandParserKit - Support for parsing turn-by-turn commands in interactive fiction - [★ Web](https://ganelson.github.io/inform/CommandParserKit/index.html)
* [Basic Inform by Graham Nelson](inform7/extensions/basic_inform) - __v2__ - [★ Web](https://ganelson.github.io/inform/basic_inform/index.html)
* [Standard Rules by Graham Nelson](inform7/extensions/standard_rules) - __v7__ - [★ Web](https://ganelson.github.io/inform/standard_rules/index.html)
* inform7/Internal/Templates/Parchment - Z-machine in Javascript - __Parchment for Inform 7 (2022.8)__ - from [https://github.com/curiousdannii/parchment], maintained by [Dannii Willis](https://github.com/curiousdannii)
* inform7/Internal/Templates/Quixe - Glulx in Javascript - __Quixe for Inform 7 (v. 2.2.1)__ - from [https://github.com/erkyrath/quixe], maintained by [Andrew Plotkin](https://github.com/erkyrath)
Two books come with the Inform apps. The source code for these books is in indoc format: the indoc tool makes those into ePubs, mini-websites, or the pseudo-websites inside the apps.
* __Changes to Inform__ - A detailed change history of Inform 7. Ebook in Indoc format, stored at path resources/Changes.
* __Writing with Inform and the Inform Recipe Book__ - The main Inform documentation, as seen in the apps, and in standalone Epubs. Ebook in Indoc format, stored at path resources/Documentation.
* inform6 - The Inform 6 compiler (used by I7 as a code generator). - __1641__ - from [https://github.com/DavidKinder/Inform6], maintained by [David Kinder](https://github.com/DavidKinder)
* inform6/Tests/Assistants/dumb-frotz - A dumb-terminal Z-machine interpreter. - unversioned: modified from [Alembic Petrofsky's 1998 Teletype port of Frotz](https://github.com/sussman/ircbot-collection/tree/master/dumb-frotz)
* inform6/Tests/Assistants/dumb-glulx/cheapglk - A basic Glk implementation to support dumb-glulxe. - __1.0.6.__ - [erkyrath/cheapglk](https://github.com/erkyrath/cheapglk), maintained by [Andrew Plotkin](https://github.com/erkyrath)
* inblorb/Tests/Assistants/blorblib - Code for examining blorb files, including blorbscan, used here for validating inblorb's output in tests. - version 1.0.2 - by [Andrew Plotkin](https://github.com/erkyrath), but not currently elsewhere on Github
### Binary resources (such as image files)
* resources/Imagery/app_images - icons for the Inform app and its many associated files, in MacOS format
* resources/Imagery/bg_images - background textures used in the Index generated by Inform
* resources/Imagery/doc_images - miscellaneous images needed by the documentation
* resources/Imagery/map_icons - images needed for the World pane of the Index generated by Inform
* resources/Imagery/outcome_images - images used on outcome pages
* resources/Imagery/scene_icons - images needed for the Scenes pane of the Index generated by Inform
* resources/Internal/Miscellany - default cover art, the Introduction to IF and Postcard PDFs