xReplace is a search and replace tool for xCase (www.xcase.com)
It will also do spell checking on your model for you
Can be used for all xCase models, not just VFP ones.
Check out the xReplace page for more details.
OLE Fixer is a Visual FoxPro Developers tool that allows you to replace all the old ActiveX controls in Classes and Forms in a directory in one go.
Check out the OLE Fixer for more details.