Alternatives to Symantec Drive Encryption for all platforms with any license

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
Drive Encryption Encryption Portable Security focused Add a feature

861 Like
LUKS

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...

Free Open Source Linux
Data-encryption Drive Encryption Add a feature

35 Like
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
Create bootable USB Drive Encryption Encryption ... Location Mapping Windows Explorer extension Add a feature

29 Like
CipherShed

CipherShed is a program that can be used to create encrypted files or encrypt entire drives (including USB flash drives and external HDDs).
- Discontinued
  No releases since Sep 6, 2017. See https://www.ciphershed.org/news/
Free Open Source Mac Windows Linux
Data-encryption Password protection Add a feature

29 Like
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
Encryption Add a feature

26 Like
eCryptfs

The enterprise cryptographic filesystem for Linux

Free Open Source Linux
Data-encryption Password protection Add a feature

11 Like
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
Drive Encryption Compatible with TrueCrypt Add a feature

5 Like
DiskCryptor

DiskCryptor is the only truly free solution, provided under GNU General Public License (GPLv3), which offers encryption of all disk partitions, including the system...
- Discontinued
  The last update was released 09.07.2014.
Free Open Source Windows
Encryption Add a feature

30 Like
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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
No features added Add a feature

12 Like
WinGPG

WinGPG is a tray-based classical Windows application, Windows NT Explorer shell extension, and a classic GPGv2 distribution. It offers you an opportunity to manage keys...

Free Open Source Windows OpenPGP
No features added Add a feature

3 Like