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Experimental encrypted IPv6 routing across existing networks

Encrypted IPv6 overlay with public-key-derived addressing

Browser painting with a reference overlay and colour sampling

Certificate-based encrypted overlay for your own hosts

A free Markdown notebook that stores notes as ordinary files and offers optional encrypted sync.

A local-first Markdown note app with an optional self-hosted encrypted sync server.

Manage several encrypted-folder backends from a desktop interface

A maintained Thunderbird fork with encrypted-message search

A private, open-source writing app built around searchable notes, pins, and trails.

Local Markdown notebooks with backlinks, search, and optional self-hosted encrypted sync.

Plan and share personal or professional events in an encrypted calendar across desktop and mobile apps.

End-to-end encrypted messaging, voice, video, and file sharing for organizations.

An open-source handwriting notebook with nested folders and encrypted cross-device sync.

Keep encrypted workplace messaging on a self-hosted XMPP server.

AI-native Markdown notes with encrypted sync for developers

Open-source browser chat for direct messages and XMPP group rooms.

Capture and annotate Mac screenshots or frame a recorded demonstration.

OpenPGP mailboxes bundled with encrypted file storage

Configurable browser with blocking and encrypted sync

Browse compatible encrypted filesystems inside Android

AI assistant that remembers your work and takes action across apps

Keep a working folder and an encrypted folder in sync

A configurable proxy for encrypted DNS protocols

WebRTC overlay with IP and Ethernet VPN modes