https://github.com/AyrA/BinSendBinSendSend and decode binary attachments via bitmessage.
This application allows you to send and receive binary attachments and decode them.
FeaturesEncodings: Base64, Hex, Raw, Ascii85
Split large files into parts
Fool proof even for DML addresses (assuming invalid part 1 is deleted)
Can find part chain even if multiple files with same names exist
Verification of each part
Templates for sending different content
Address book integration
Custom part size can be set to match the CPU speed