Off-the-Record Messaging download

Off-the-Record (OTR) Messaging allows you to have private conversations over instant messaging by providing encryption, authentication, deniability, and perfect forward secrecy.

Project Activity

See All Activity >

License

GNU Library or Lesser General Public License version 2.0 (LGPLv2), GNU General Public License version 2.0 (GPLv2)

Follow Off-the-Record Messaging

Off-the-Record Messaging Web Site

Other Useful Business Software

Our Free Plans just got better! | Auth0

With up to 25k MAUs and unlimited Okta connections, our Free Plan lets you focus on what you do best—building great apps.

You asked, we delivered! Auth0 is excited to expand our Free and Paid plans to include more options so you can focus on building, deploying, and scaling applications without having to worry about your security. Auth0 now, thank yourself later.

Try free now

Rate This Project

User Reviews

Be the first to post a review of Off-the-Record Messaging!

Additional Project Details

Operating Systems

Linux, BSD, Windows

Intended Audience

End Users/Desktop

User Interface

Gnome, Win32 (MS Windows), Non-interactive (Daemon)

Programming Language

Related Categories

C Chat Software, C Cryptography Software

Registered

2005-01-15

Similar Business Software

Themis

Secure Cell is a multi-mode cryptographic container suitable for storing anything from encrypted files to database records. Use Secure Cell to encrypt data at rest. Secure Cell is built around AES-256-GCM, AES-256-CTR. Secure Message is a simple encrypted messaging solution for the widest scope...

See Software
TextUs

TextUs is the leading text messaging service provider for businesses that want to engage in real-time conversations with customers, leads, employees and candidates. Text messaging is one of the most engaging ways to communicate with customers, candidates, employees and leads. 1:1, two-way...

See Software
Auth Armor

Harness the power of biometrics on smartphones to make authentication easy for any application or website, creating a new approach to logging and authenticating online. Passwordless and 2-factor authentication that lets you authenticate your users with the smartphones in their pockets. Auth...

See Software