IIS Mod-Rewrite Standard 3.7
With IIS Mod-Rewrite Standard you can manipulate URLs on the fly, make your website search engine friendly, make redirects, block specific URLs, block annoying robots and a lot more.
It is compatible with apache mod_rewrite, implementing nearly all its features. It supports per-server and per-virtual host configurations.
Also, it comes with a feature rich control panel that includes online updates, version rollback, diagnostics, regex tester, and a lot more settings and tools.