XMPP chat client with encrypted messaging, group chats, and plugin support.
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Matrix-based secure messaging app for encrypted team chats, rooms, and federation.
Encrypted messenger built on decentralized routing for private chats without phone numbers.
Distributed communication app for encrypted calls, messages, video, and file sharing.
Telegram is described as a cloud-based mobile and desktop messaging app with a focus on security and speed. It offers apps for iPhone/iPad, Android, PC/Mac/Linux and macOS, and states that messages are heavily encrypted and can self-destruct.
VPN service from AdGuard for encrypted browsing and privacy-focused network access.
VPN service for encrypted browsing, IP masking, and private internet access.
Wire is an end-to-end encrypted collaboration platform offering messaging, calls, conferencing and file sharing. It supports audio and video conferencing for up to 150 participants across web browsers, desktop and mobile devices, and includes Wire Drive for file collaboration tied to group membership.
Open source team chat platform for messaging, collaboration, and self-hosted communication.
Briefing is a free browser-based video chat. Audio, video and chat are end-to-end encrypted and exchanged peer-to-peer over WebRTC. No account, install or tracking is required, and the software is self-hostable.
filedrop is a peer-to-peer file transfer tool built with React and Node.js. It offers fully end-to-end encrypted transfer, including metadata and chat, and uses WebRTC wherever possible. It includes a simple chat function with copy and paste and a minimalist user interface, and is available as a Progressive Web Application.
WhatsApp Chat Exporter is a parser for Android and iOS/iPadOS WhatsApp databases that exports conversation history in HTML, JSON, or text formats. It supports decrypting Crypt12, Crypt14, and Crypt15 encrypted backups and offers custom HTML templates, media file organization, and filtering by date and phone number. It is installed via pip.
A cloud GPU password recovery and credential auditing service for data the user owns or is authorized to test. It supports Office, ZIP, PDF, Wi-Fi captures, NTLM and AD hashes, with a free Basic Search and optional paid custom GPU jobs and unlocks. An authenticated REST API and MCP tools are documented. Uploaded files are deleted after hash extraction.
Signal is a messaging application focused on privacy. Its source page describes end-to-end encryption via the open source Signal Protocol, and support for text, voice messages, photos, videos, GIFs, files, voice and video calls and group chats. It is described as free, with no ads or trackers, and as an independent nonprofit.
Aspia is a free open source application for real-time desktop remote control and file transfer. It supports NAT traversal, system information, audio and chat, and users can create their own NAT traversal infrastructure using Router and Relay servers with connection by ID or use direct connections. All transmitted data is encrypted.
Browser-based video meeting service from Brave focused on private calls and meetings.
) - Trust-aware Nostr MCP server for AI agents. 234 tools across identity, social, trust, dispatch, relay, marketplace, privacy, and encrypted access. Works with Claude, ChatGPT, Gemini, Cursor, or any MCP client.
Communicate with an Android messaging app designed for resilient private communication.
Conversations is an open source XMPP/Jabber client for Android. It offers end-to-end encryption with OMEMO or OpenPGP, file and image sharing, encrypted audio and video calls, private group chats and public conferences, multiple accounts and location sharing, with a Material Design 3 interface. Some features require server support.
HopToDesk is free and secure remote desktop software for Windows, Mac, Linux, Android, iOS, and Raspberry Pi, used for remote support, control, monitoring, screen share, file transfer, and live chat. It is free for personal and business use, with open source code and end-to-end encrypted traffic. A separate dashboard adds device management, ticketing, and white-label clients on paid plans.
Open video meeting platform for browser-based calls, conferences, and screen sharing.
MEGA is an encrypted cloud storage service offering free storage, secure file upload, download and sharing, private chat and meetings, plus a VPN and password manager. It uses zero-knowledge encryption so only the data owner and authorised users hold the keys.
Alternative Telegram client with extra interface features and messaging customization options.
Proton VPN is a privacy-focused virtual private network service offered by Proton. It provides fast, secure connections across servers in more than 140 countries, with free and premium Plus plan options. The service operates on a no-logs, no-ads policy, is open-source and independently audited, and supports streaming, device compatibility across desktop, mobile, smart TV, and browser platforms. It also includes tools such as a public IP scanner and censorship simulator.