[TrueCrypt is not exactly "Open Source", but the source is available. See the reviews to get more information.]
Cost / License
- Free
- Proprietary
Application type
Alerts
- Discontinued
Platforms
- Mac
- Windows
- Linux




Zed! is described as 'Protects your personal and sensitive data in encrypted archives on e-mail, on USB sticks and in backups' and is an app in the security & privacy category. There are more than 25 alternatives to Zed! for a variety of platforms, including Windows, Mac, Linux, Android and iPhone apps. The best Zed! alternative is TrueCrypt, which is free. Other great apps like Zed! are LUKS, FileCryptor, Windows BitLocker and EDS (Encrypted Data Store).
[TrueCrypt is not exactly "Open Source", but the source is available. See the reviews to get more information.]




LUKS is the standard for Linux hard disk encryption. By providing a standard on-disk-format, it does not only facilitate compatibility among distributions, but also provides secure management of multiple user passwords.

A simple right-click, you can encrypt files in seconds - without any prior technical knowledge.

BitLocker Drive Encryption is a data protection feature that integrates with the operating system and addresses the threats of data theft or exposure from lost, stolen, or inappropriately decommissioned computers.




With EDS (Encrypted Data Store) you can store your files in the encrypted container to prevent unauthorized access to sensitive information.




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.




FreeOTFE is a free, open source, "on-the-fly" (OTFE) disk encryption program for PCs running MS Windows and Windows Mobile PDAs (FreeOTFE4PDA).




DiskCryptor is a free and open-source utility that offers encryption of all disk partitions, including the system partition. Originally conceived as a replacement for DriveCrypt Plus Pack and PGP Whole Disk Encryption (WDE), the project aims to create the best product in its...




Boxcryptor is an easy-to-use encryption software optimized for the cloud. It allows the secure use of cloud storage services without sacrificing comfort.




CipherShed is a program that can be used to create encrypted files or encrypt entire drives (including USB flash drives and external HDDs).

EncFS provides an encrypted filesystem in user-space. It runs without any special permissions and uses the FUSE library and Linux kernel module to provide the filesystem interface. You can find links to source and binary releases below.