Keybase Go library, client, service, OS X, iOS, Android, Electron
CLI wrapper around aws-encryption-sdk-python
A simple, modern and secure encryption tool (and Go library)
Easy-to-use and powerful homomorphic encryption library
Bug-fix-only libev port of shadowsocks
AWS Encryption SDK for C
transparently encrypt files within a git repository
A high-level OpenPGP library
Complete and free implementation of the OpenPGP standard
GnuPG for Windows
Secure software enclave for storage of sensitive information in memory
Open source disk encryption with strong security for the Paranoid
Sign PDF with Digital Signature Certificate
Secure communication software
Open source file encryption software
antigift is simple cross-platform, files & folders encryption tool
C++ cryptographic library (modern hash functions, ciphers, KDFs)
STROBE cryptographic protocol framework
Amazon DynamoDB Encryption Client for Java
FinalCrypt - Unbreakable One-Time Pad Encryption
Stanford Javascript Crypto Library
FIDO strong authentication, encryption, digital signature engine
Squeezer framework, build serverless dApps
more convenient one-time-pad encryption.