You can check The Wanted Pages -- this lists the unmade pages which are linked to the most.
Also check out the Current Projects page for more information.
Player Guides[]
We could use player made guides in all shapes and sizes. This is the perfect resource to contribute all of the stagnant forum material too.
Beautification[]
Help spruce up the Wiki. Add in a few pictures, fix some syntax, correct some typos. Anything that makes the Wiki seem a bit more friendly will help in the long run, no matter how small the act.
Spread the Word[]
If you can't help right now, or feel that you've done as much as you can, then help guilt the rest of the community into contributing too!