List of Free and Open Source Security And Encryption

Here is our list of Free and Open Source Security And Encryption. Please contact us if you know of a program that should be on this page. Boffin supports open source software. If you have an open source project, we may consider making a small donation to your project. To be considered, please get in touch via the contact page.


TrueCrypt is a free on-the-fly encryption (OTFE) software making secured files accessible immediately when needed. It also automatically encrypts or decrypts data prior to saving or loading. It's not only free but compatible with Windows 7, Vista, XP, Mac OS and even Linux.

SafeHouse Explorer

SafeHouse Explorer is ideal for any local hard drives or any external storage devices including flash drives, external hard drives and the like. This Windows compatible software allows users to conceal and secure critical files they do not wish to share to anyone else by protecting them with passwords on a 256-bit advance encryption.


AxCrypt is an easy to install application by Axantum easily encrypts files with 128-bit keys by just right-clicking on an item after integration in the Windows context menu. It also compresses files for easier downloading or uploading. AxCrypt supports self-decrypting files, is Windows compatible and comes in 12 languages including English, French, Spanish and Russian.

AES Crypt

AES Crypt is another free file encryption software that supports Windows, Java, Linux and Mac operating systems with its 256-bit encryption algorithm. It is also ideal for cloud-based storage of files to keep them safe and secured.

MEO Free Encryption Software

MEO Free Encryption Software - This powerful yet easy to use software gives users the ability to compress files before encrypting and to create self-decrypting files that may be accessed from any Windows 7 PC. It may also validate hashes to make sure data stored has not been tampered with.

Cryptainer LE

Cryptainer LE boasts of its powerful 448-bit encryption capability. This free encryption software supports 32 bit and 64 bit of any Windows operating systems and may be installed on a removable drive to be used as a stand-alone application for encrypting and decrypting files on the fly.

Encrypt Stick Free

Encrypt Stick Free is a freeware by ENC Security Systems is installed on flash drives with a free space of at least 20MB and supports Windows and Mac. Users do not have to worry about intrusive applications on their PCs as this runs only from USBs. It can encrypt and decrypt sensitive files safeguarding vital personal information from viruses, identity theft, hackers and the like.