1)   PipeBoost 2.2.226
PipeBoost™ is an HTTP compression software that runs on Internet Information Services 4.0, 5.x, 6.0. It compresses static/dynamic content that is downloaded by a browser running on a customer or end user’s computer.
http compression, IIS Performance, IIS, gzip, deflate, dynamic compression, gzip ActiveX, SSL Acceleration, ISAPI,

 2)   MetaCompress 2.1
MetaCompress packs requested content of a web site on-the-fly. This increases your site's accessibility for users who have a slow dial up connection and speed ups the loading of pages on your site in general.
ISAPI, Internet Information Server, IIS, compression filter, ISAPI filter, HTTP compression, ISAPI zip, gzip, compression software,