Here's the latest on gzip encoding support in RSS news aggregators:
Aggie 1.0 RC5
- supported
Awasu
- supported in 1.2 and later
Bloglines
- supported
AmphetaDesk
-
no support planned until after 1.0
bortaloo
- supported
Bottom Feeder
- supported
Channel Buddy - not supported - but private in-house aggregator used by "a total of two people in the world"
clevercactus
- supported
effnews
- supported
FeedDemon
- supported
FeedReader
-
unsupported
Hep
- supported in 0.4
java.blogs
aggregator -
no plans to implement GZip support
Magpie RSS
- supported as of 0.5
MyWireService
- supported
NetNewsWire
- supported as of 1.04b3
Newsgator
- support as of 1.2 beta.
Newzcrawler
- supported
nntp//rss
- supported in 0.3
ping.blog.gs
-
awaiting a reply
Python Desktop Server
- supported as of 0.6.0
Radio Userland
-
unsupported
but Andre Radke has written a plugin supporting gzip.
RSS Bandit
supported in 1.1
SharpReader
- Supported as of 0.9.0.2
SnowNews
Straw
- supported
Syndirella
- Simon Fell has
released
a version supporting gzip.
technews
- Supported
Wildgrape NewsDesk
- Support in Newdesk 1.1