Modular online encoding, encryption and conversion tool Web app that encodes, decodes, encrypts, decrypts, converts, translates, simulates and views content online offering a variety of ciphers, formats, algorithms and methods Add encoder or viewerViewTextAdd encoder or viewerEncodeDecodeBase64VariantBase64 (RFC 3548, RFC 4648)Base64url (RFC 4648 §5)Transfer encoding for MIME (RFC 2045)Original Base64 (RFC 1421)CustomAdd encoder or viewerViewTextAdd encoder or viewer