accessiBe - Making websites accessible to people with disabilities

OpenSSL - OpenSSL is a free and open source software cryptography library that implements both the Secure Sockets Layer (SSL) and the Transport Layer Security (TLS) protocols, which are primarily used to provide secure communications between web browsers and …

Sim Daltonism - From the perspective of a color blind person, some colors are impossible to distinguish.

Let's Encrypt - Let’s Encrypt is a free, automated, and open certificate authority brought to you by the Internet Security Research Group (ISRG).

Coblis - If you are not suffering from a color vision deficiency it is very hard to imagine how it looks...

Authy - Best rated Two-Factor Authentication smartphone app for consumers, simplest 2fa Rest API for developers and a strong authentication platform for the enterprise.