Off-the-Record Messaging (OTR) is a cryptographic protocol that provides encryption for instant messaging conversations. Developed by Ian Goldberg and the OTR Development Team
License: Open Source
Ring offers a decentralized messaging platform with a strong emphasis on privacy and security, while Off-the-Record Messaging focuses on providing anonymous communication with no metadata retention. Both prioritize user privacy, but Ring includes features like self-destructing messages and group messaging capabilities.