Proton Mail Android app
ObjectivePGP is an open-source library for iOS and macOS
Wire for iOS (iPhone and iPad)
Telegram Bot API for Java
Secure email that protects your privacy
Secure communication software
Easy and fast file sharing from the command-line
Morse Code Utilitiies to convert text messages to & from sound files.
Peer to Peer decentral Web Site hosting at your fingertips
Send and recieve files securely through the IPFS network
Graphical message and file encryption tool
Secure mail + Tor gateway
A project for open source time travel with computers.
Crypt encryption and decryption is based on ASCII Table Shift.
AnonTwi: tool to have more privacy on social networking sites related
A Social Media Encryption/Decryption Tool
SES brings back the uncrackable onetime pad, with a digital twist.
ISC lets you encrypt & decrypt text and files of any type up to 4GB
MESE is a cool alternative to md5