Micropayments

encrypted messaging
Trsst to turn bitcoin addresses into blog IDs for encrypted messaging
Funding is being sought by Trsst – an encrypted messaging platform that uses bitcoin wallet addresses as blog IDs.
encrypted messaging

US small change
Coinbase implements zero-fee microtransactions off the block chain
Coinbase, the bitcoin payment processor, has announced that it will begin processing off-block chain microtransactions.
US small change

Flattr-logo
Micropayment tipping system Flattr adds bitcoin support
Flattr, the content creation micropayment service, has just announced that it will allow users to fund their account with bitcoin.
Flattr-logo

pennies
Bitcoin client Bitcoinj implements bitcoin micropayments
Bitcoin client Bitcoinj has implemented a fully functioning micropayments channel, which will allow a stream of small-scale payments to be sent.
pennies