blockstack-keychains(latest: 0.0.8) Library for creating elliptic curve keypairs and deriving child keys
localstorage(latest: 1.0.1) serialize, deserialize and namespace JSON
zone-file(latest: 1.0.0) A DNS zone file parser and generator
emojicoding(latest: 0.3.0) A library for encoding numbers and strings into emoji (base 1024) and decoding them back again. Useful for visually comparing Bitcoin, Ethereum, Stacks and other blockchain / crypto wallet addresses.
key-encoder(latest: 2.0.3) Library for encoding ECDSA private keys to PEM, DER and raw hex formats
jsontokens(latest: 3.0.0) node.js library for encoding, decoding, and verifying JSON Web Tokens (JWTs)