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

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

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 ...

• Discontinued Last release Nov 24, 2015 https://github.com/t-d-k/LibreCrypt/releases

Free Open Source Windows

EDS (Encrypted Data Store)

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

Freemium Open Source Android Android Tablet

FreeOTFE

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

• Discontinued Discontinued per Wikipedia page (https://en.wikipedia.org/wiki/FreeOTFE)

Free Open Source Windows Windows Mobile

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

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

GostCrypt

The Gostcrypt project has been launched at the end of 2013 as fork of the (late) Truecrypt project. It intends to go farther than ever. Since the late 70s, most of...

• Discontinued No updates since 2012. See http://www.gostcrypt.org/news_and_changelog.php

Free Open Source Mac Windows Linux

Encrypt Stick

Transform Any USB Flash Drive into a Digital Privacy Manager. Keep your private files safe, Manage your passwords, Browse the web privately. Everyone has private...

Commercial Mac Windows Linux

SSuite Agnot StrongBox Security

SSuite Agnot StrongBox secures any file, document, or text message using various encryption ciphers.

Free Windows

Rohos Mini Drive

Rohos Mini Drive creates hidden and encrypted partition on the USB flash drive memory. You work with the files on the hidden partition without opening a special program....

Freemium Windows

CyberSafe Top Secret

CyberSafe Top Secret is an information security program that uses modern encryption algorithms (RSA, AES, BlowFish, etc.).

Commercial Windows

PenProtect

PenProtect is the most comprehensive and secure solution to password-protect the files within your USB Flash Drive, Flash Memory, Pen Drive or USB Stick. Files and...

Commercial Windows

SanDisk SecureAccess

Safeguard Your Personal Files SanDisk SecureAccess software creates a password-protected private folder on your SanDisk USB flash drive where you can store your most...

• Discontinued The program is no longer updated. Last version, 3.0, released in August 2015, can be still downloaded from the official website.

Free Mac Windows

Steganos Privacy Suite

Safely encrypt sensitive data On PC, in networks and in the Cloud Confidential documents, business records and TAN lists all belong in a safe place. Steganos Safe 18...

Commercial Windows