I\'m looking for a good, preferably free, test planning and documentation tool. Ideally something that will keep track of which tests have been run against which software versio
PractiTest is a very good option. Not free but very affordable - http://www.practitest.com
I'm with Patrick - good ol' office tools :)
I just write mine in Microsoft Word
This is the structure I developed: Writing a System Test Plan.
A little late on this one, but I would have to suggest you try TestLodge for your manual test management. It works in a simular way to what TestLink does, but it gives off a more professional interface and is something that we also allow our clients to use for their uat phase.
You should definitely try out Klaros-Testmanagement http://www.klaros-testmanagement.com which has an free, unrestricted Community Edition.
Quality Center. It's expensive, but it is the best