Cinny

Spec sheet

Product

Cinny is a Matrix client focused on a simple, elegant, and secure interface for instant messaging.Read 4 Oct 2026 · github.com

License

Cinny is licensed under the GNU Affero General Public License version 3, AGPL-3.0-only.Read 4 Oct 2026 · github.com

Desktop platforms

Desktop installers are listed for Windows, macOS, and Linux.Read 4 Oct 2026 · github.com

Desktop signing

The desktop repository says releases are signed with an Ed25519 public key and provides instructions for verifying release files.Read 4 Oct 2026 · github.com

Development status

The repository says it is replacing matrix-js-sdk with its own SDK and is not accepting pull requests until further notice.Read 4 Oct 2026 · github.com

Encryption

Cinny’s site describes its interface as protected by end-to-end encryption.Read 4 Oct 2026 · cinny.in

Integration

Cinny is built on Matrix and allows configuration of default homeservers and explore pages when self-hosted.Read 4 Oct 2026 · github.com

Interface

The site describes an uncluttered interface that adapts to user actions and uses common design patterns.Read 4 Oct 2026 · cinny.in

Matrix network

Cinny is built on Matrix, which the site describes as an open network for secure, decentralized communication.Read 4 Oct 2026 · cinny.in

Open source

Cinny’s source code is open for people to enhance, modify, and inspect.Read 4 Oct 2026 · cinny.in

Organization

Cinny separates direct messages from channels to make navigation easier.Read 4 Oct 2026 · cinny.in

Self-hosting

Users can self-host by serving the release tarball’s dist files or using the Docker image from Docker Hub or GitHub Container Registry.Read 4 Oct 2026 · github.com

Support and community

The site links to the Cinny Matrix community at #cinny:matrix.org and offers financial contributions through Open Collective, GitHub Sponsors, and Liberapay.Read 4 Oct 2026 · cinny.in

Web app

The web app is available at app.cinny.in and is updated on each new release.Read 4 Oct 2026 · github.com

Plans and prices

Every Cinny plan and price →

Where Specifiction places it

• Secure Messaging Apps#8 of 368.3