This is the summary page for the resources tag, but there are also lists of other resources wikipages, as well as of forum posts and files.
CRAG cards, flags and t-shirts are available to download.
Cards are at CRAG Cards – to print, the v3 being the latest design. Flags are at CRAG flag, which is the A5 version you can on the freewheel images.
For t-shirts, see getting t-shirts.