TrueCrypt

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

• Discontinued Currently unmaintained. Last version, TrueCrypt 7.1a, is still available for download and development has continued via the forks https://alternativeto.net/software/veracrypt/ and https://alternativeto.net/software/ciphershed/. "The development of TrueCrypt was ended in 5/2014 after Microsoft terminated support of Windows XP. Windows 8/7/Vista and later offer integrated support for encrypted disks and virtual disk images."

Free Open Source Mac Windows Linux

Axcrypt

AxCrypt is a simple file encryption software for Windows. It integrates seamlessly with your workflow to encrypt, decrypt, store, send and work with files. Main...

Freemium Mac Windows Android iPhone iPad

Windows BitLocker

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...

Commercial Windows

Gnome Encfs Manager

The Gnome Encfs Manager is an easy to use manager and mounter for encfs stashes. It allows you to create encrypted directories, any file that is placed in such a...

Free Open Source Linux

Seahorse

Seahorse is a front end for GnuPG, that integrates to the GNOME desktop. It is a tool for secure...

Free Open Source Linux GnuPG

File Lock PEA

Platform-independent password-based authenticated encryption of files & folders.

Free Open Source Mac Windows Linux BSD

LibreCrypt

LibreCrypt (formerly DoxBox) is an open-source disk encryption for Windows and the successor of FreeOTFE Change of name to 'LibreCrypt' in version 6.2 ...

Free Open Source Windows

Encrypto

Encrypto lets you encrypt files before sending them to friends or coworkers. Just drop a file into Encrypto, set a password, and then send it however you normally would...

Free Mac Windows

Cryptkeeper

Cryptkeeper is a Linux system tray applet that manages EncFS encrypted folders.

Free Open Source Linux

EncFS

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...

• Warning The author has agreed that EncFS in its current form is dangerous (to security) for several reasons. Wikipedia has a brief summary: https://en.wikipedia.org/wiki/EncFS#General_Security_Concerns The actual audit, which the author participated in, is here: https://defuse.ca/audits/encfs.htm

Free Open Source Mac Linux BSD

Jetico BestCrypt

If your computer were ever to be stolen, are you certain that your personal information cannot be discovered? Jetico’s BestCrypt software automatically encrypts your...

Commercial Mac Windows Linux

Luksus

LUKSUS is a tool that creates an encrypted volume and filesystem on a hardrive or other storage media as well as a filecontainer. It can use the following encryption...

Free Open Source Linux BSD TrueCrypt dialog

DCrypt

DCrypt is an encryption and decryption tool that combines in a smart way multiple algorithms. The combination of multiple strong algorithms makes it much more difficult...

Free Open Source Linux

SecurStick

SecurStick is a free portable application that lets you carry encrypted files on your USB drive. You can use the drive on any computer to access and modify those files...

Free Mac Windows Linux

ProxyCrypt

ProxyCrypt is a command line tool that creates encrypted volumes within a file or a hard drive.

Free Open Source Windows ImDisk Virtual Disk Driver