Includes a browser/downloader for network e-book catalogs/stores. Several popular English, French, Russian, Chinese and Polish libraries are included. Custom OPDS catalogs are supported too.
Alternatively you can download books manually and put them into /sdcard/Books catalog on your device.
FBReader is integrated with external dictionaries. Supports ColorDict, all Slovoed dictionaries (by Paragon Software), Fora Dictionary, FreeDictionary.