[TrueCrypt is not exactly "Open Source", but the source is available. See the reviews to get more information.]
Platforms
- Mac
- Windows
- Linux
United States




[TrueCrypt is not exactly "Open Source", but the source is available. See the reviews to get more information.]




GnuPG allows to encrypt and sign your data and communication, features a versatile key management system as well as access modules for all kinds of public key directories. GnuPG, also known as GPG, is a command line tool with features for easy integration with other applications.

Gpg4win enables users to securely transport emails and files with the help of encryption and digital signatures. Encryption protects the contents against an unwanted party reading it. Digital signatures make sure that it was not modified and comes from a specific sender.



Lockystar is a file encryption application. It allows you to encrypt individual files wherever they are located—on your cloud drive or on your hard drive.

Use GPG Suite to encrypt, decrypt, sign and verify files or messages. Manage your GPG Keychain with a few simple clicks and experience the full power of GPG easier than ever before.








Tella is a mobile app designed to protect human rights defenders, advocates, and journalists by encrypting and hiding their sensitive data and safely uploading it to their organization's server.



PGP for Windows, MacOS and linux. Desktop application to encrypt and decrypt PGP files. It's free and easy to use. OpenPGP compatible.



A modern, cross-platform desktop app that makes OpenPGP simple — manage keys, encrypt, sign, and verify, all offline and under your control.








Digital Safe and Password management to protect your data and privacy.



