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Tutanota is an end-to-end encrypted email client and privacy-focused mail server. It functions as a cross-platform secure messaging application that provides encrypted email and calendar synchronization across desktop and mobile devices. The system ensures that only the sender and recipient can read messages by implementing a zero-knowledge architecture, where the service provider cannot access user private keys or cleartext data. This is achieved through client-side encryption and the use of asymmetric key exchange to share encrypted messages without prior secret key exchange. The platform
FairEmail is an open-source email client for Android that supports standard IMAP and SMTP protocols. It serves as a privacy-focused communication tool that manages multiple accounts through a unified inbox and provides PGP encryption and decryption for secure messaging. The application prioritizes data privacy by blocking tracking pixels and requiring manual confirmation before loading external images. It secures sensitive information through biometric authentication and personal identification numbers to restrict unauthorized access to the device. The client includes a suite of organization
A Model Context Protocol (MCP) server for interacting with Twitter.
Your AI finds the right people for you. Agent-to-agent networking via MCP.
The main features of k9mail/k-9 are: Communication Tools, Email Clients.
Projects with overlapping indexed features include: tutao/tutanota — Tutanota is an end-to-end encrypted email client and privacy-focused mail server. It functions as a cross-platform… m66b/fairemail — FairEmail is an open-source email client for Android that supports standard IMAP and SMTP protocols. It serves as a… adhikasp/mcp-twikit — A Model Context Protocol (MCP) server for interacting with Twitter. agenticmail/agenticmail — Email, SMS & phone-call infrastructure for AI agents — send and receive real email and text messages, and place… agentmail-to/agentmail-toolkit — The AgentMail Toolkit integrates popular agent frameworks and protocols including OpenAI Agents SDK, Vercel AI SDK,… aeoess/mingle-mcp — Your AI finds the right people for you. Agent-to-agent networking via MCP.