This is a list of guidelines we've been compiling over the last couple years while building high-performance mobile frontends, as well as building the open source library impulse. Some of these are broadly applicable to any mobile website, some are specifically for people building apps.
Features:
web based rss reader
universal aggregator
open source and free
easy extendable with an open plugin system (write your own data connectors)
mobile support (Android, iOS, iPad)
use selfoss to live stream and collect all your posts, tweets, feeds in one place
lightweight PHP application with less than 2 MB
supports MySQL and Sqlite Databases
OPML Import