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  Analyzed 6 months ago

OpenSSL is a robust, commercial-grade, and full-featured toolkit for the Transport Layer Security (TLS) and Secure Sockets Layer (SSL) protocols. It is also a general-purpose cryptography library. OpenSSL is licensed under an Apache-style license, which basically means that you are free to get ... [More] and use it for commercial and non-commercial purposes subject to some simple license conditions. [Less]

1.57M lines of code

135 current contributors

6 months since last commit

1,922 users on Open Hub

Activity Not Available
I Use This
Licenses: No declared licenses



Claimed by GNU Analyzed about 16 hours ago

GnuPG is the GNU project's complete and free implementation of the OpenPGP standard as defined by RFC2440 . GnuPG allows to encrypt and sign your data and communication, features a versatile key managment system as well as access modules for all kind of public key directories.

487K lines of code

11 current contributors

5 days since last commit

1,245 users on Open Hub

High Activity
I Use This



  Analyzed over 1 year ago

OpenVPN is a robust and highly configurable VPN (Virtual Private Network) daemon which can be used to securely link two or more private networks using an encrypted tunnel over the Internet. OpenVPN's principal strengths include wide cross-platform portability, excellent stability, support for ... [More] dynamic IP addresses and NAT, adaptive link compression, single TCP/UDP port usage, a modular design that offloads most crypto tasks to the OpenSSL library, and relatively easy installation that in most cases doesn't require a special kernel module. [Less]

312K lines of code

20 current contributors

over 1 year since last commit

478 users on Open Hub

Activity Not Available
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  Analyzed 3 days ago

KeePass is a free open source password manager, which helps you to manage your passwords in a secure way. You can put all your passwords in one database, which is locked with one master key or a key file. So you only have to remember one single master password or select the key file to unlock the ... [More] whole database. The databases are encrypted using the best and most secure encryption algorithms currently known (AES and Twofish). [Less]

2.28K lines of code

0 current contributors

over 14 years since last commit

228 users on Open Hub

I Use This



  Analyzed 2 days ago

The OpenBSD project produces a FREE, multi-platform 4.4BSD-based UNIX-like operating system... efforts emphasize portability, standardization, correctness, proactive security and integrated cryptography.

73.4M lines of code

117 current contributors

2 days since last commit

160 users on Open Hub

Very High Activity
I Use This



Claimed by GNU Analyzed 1 day ago

GnuTLS is a secure communications library implementing the SSL and TLS protocols and technologies around them. It provides a simple C language application programming interface (API) to access the secure communications protocols as well as APIs to parse and write X.509, PKCS #12, OpenPGP and other ... [More] required structures. It is aimed to be portable and efficient with focus on security and interoperability. [Less]

288K lines of code

33 current contributors

9 days since last commit

159 users on Open Hub

Moderate Activity
I Use This
Licenses: gpl3_or_l..., lgpl21_or...



  Analyzed about 2 hours ago

KeePassX is a cross platform port of the windows application "Keepass Password Safe". It is an OpenSource password safe which helps you to manage your passwords in an easy and secure way. It uses a highly encrypted database locked with one master key.

58.4K lines of code

1 current contributors

over 4 years since last commit

80 users on Open Hub

I Use This

Password Safe


  Analyzed 1 day ago

Password Safe is a password database utility. Users can keep their passwords securely encrypted on their computers. A single Safe Combination unlocks them all.

407K lines of code

12 current contributors

4 days since last commit

57 users on Open Hub

Moderate Activity
I Use This

Bouncy Castle


  Analyzed 28 days ago

Here at the Bouncy Castle, we believe in encryption. That's something that's near and dear to our hearts. We believe so strongly in encryption, that we've gone to the effort to provide some for everybody.

899K lines of code

31 current contributors

4 months since last commit

54 users on Open Hub

High Activity
I Use This



  Analyzed 9 months ago

mcrypt is a program for encrypting files or streams. It is intended to be a replacement for the old UNIX crypt. It uses well-known and well-tested algorithms like BLOWFISH, AES, ARCFOUR, CAST-128, and more in several modes of operation. It also has a compatibility mode with the old UNIX crypt program and the des program found in Solaris.

117K lines of code

0 current contributors

about 20 years since last commit

32 users on Open Hub

Activity Not Available
I Use This
Licenses: No declared licenses