New Bitcoin apps

Stakwork - a platform that connects people who want microtasks done to people who can do them globally.

Azteco - a voucher system that allows people to acquire bitcoin with physical cash.

Stacker News - a Reddit-like website that requires paying bitcoin (sats) to post, and users can tip each other with sats.

Nostr - a platform that allows users to pay for access to premium relay and incentivizes server operators to maintain and enhance the information network via microtransactions.

Alby - a wallet plugin for browsers that allows users to easily receive tips in bitcoin (sats) on Nostr.