This is a list of currently available cheatsheets in some kind of presentable format:

shell -- note that the "NOTES" line is not formatted for browser display

This is a list of cheatsheets developed enough for presentation, but unpresentable without further development of the scripts for this part of the website:

centericq

This is a list of cheatsheets currently in a state of development that is not complete enough for presentation:

firefox

vim