Not only that but KOReader has native support for OPDS feeds, which the OPs read-it-later service Readeck also natively supports. I have been using it like thi

Not only that but KOReader has native support for OPDS feeds, which the OPs read-it-later service Readeck also natively supports. I have been using it like this for a while and it is absolutely bliss to be able to view a catalogue of my inboxed articles on my kindle, with annotation (exports of which are also supported in KOReader).