Here's a list of "Someone needs to..." items. If you're looking for something to do, you can always do something on this list.

TODO

Replace language example headers with the {{header|(language)}} template. Check 13 November 2007
Replace usage of Template:Programming_Language with Template:language. See RapidQ as an example.
Look through the stubs, and research and fill in useful information. Cite sources as needed, of course. Remove stub template when done with each page.
Comb through the suggestions on the task request page and put a few together. Or drop some into a "Questionable" category, so they can be debated.