# CH-J Server Manager > Desktop application for SSH, SFTP, server management, diagnostics and local checksums. Public languages: Čeština (cs), Deutsch (de), English (en). Canonical site for this edition: https://www.sm.ch-j.eu. The current application is an alpha. Published installer availability is determined by the release catalog and actual package files. Application source is published on this website under CH-J Proprietary Software License 1.14; GitHub contains the project README. Public source access does not grant an open-source license. This index describes public content. The full application license remains authoritative; operational recommendations are informational and non-binding. ## Website - [Overview](https://www.sm.ch-j.eu/en/): Product and project introduction. - [Čeština](https://www.sm.ch-j.cz/cs/): Official language edition. - [Deutsch](https://www.sm.ch-j.de/de/): Official language edition. - [English](https://www.sm.ch-j.eu/en/): Official language edition. - [Downloads and releases](https://www.sm.ch-j.eu/en/releases/): First-install packages, update packages, channels and verification details. - [Documentation](https://www.sm.ch-j.eu/en/servermanager/): Getting started and vault. ## Documentation chapters - [Installation](https://www.sm.ch-j.eu/en/servermanager/?chapter=installation): Public guide. - [SSH and SFTP](https://www.sm.ch-j.eu/en/servermanager/?chapter=ssh): Public guide. - [Plugins and permissions](https://www.sm.ch-j.eu/en/servermanager/?chapter=plugins): Public guide. - [Diagnostics](https://www.sm.ch-j.eu/en/servermanager/?chapter=diagnostics): Public guide. - [Hashing and verification](https://www.sm.ch-j.eu/en/servermanager/?chapter=hash): Public guide. - [Security and backups](https://www.sm.ch-j.eu/en/servermanager/?chapter=security): Public guide. - [Updates and signatures](https://www.sm.ch-j.eu/en/servermanager/?chapter=updates): Public guide. - [Technical reference](https://www.sm.ch-j.eu/en/servermanager/?chapter=reference): Public guide. ## Plain-text documentation - [README.md](https://www.sm.ch-j.eu/docs/README.md): Bundled public documentation. - [server-diagnostics.md](https://www.sm.ch-j.eu/docs/server-diagnostics.md): Bundled public documentation. - [remote-editor-latency.md](https://www.sm.ch-j.eu/docs/remote-editor-latency.md): Bundled public documentation. - [biometric-unlock.md](https://www.sm.ch-j.eu/docs/biometric-unlock.md): Bundled public documentation. - [license-acceptance.md](https://www.sm.ch-j.eu/docs/license-acceptance.md): Bundled public documentation. - [apt-repository.md](https://www.sm.ch-j.eu/docs/apt-repository.md): Bundled public documentation. - [operational-safety-and-backup-guidance.md](https://www.sm.ch-j.eu/docs/operational-safety-and-backup-guidance.md): Bundled public documentation. - [Complete license 1.14](https://www.sm.ch-j.eu/LICENSE.txt): Exact English license terms. - [Licensing information](https://www.sm.ch-j.eu/en/license/): Acceptance, guidance and third-party notices. - [Privacy](https://www.sm.ch-j.eu/en/privacy/): Website privacy and cookies. ## Optional - [Source browser](https://www.sm.ch-j.eu/en/source/): Versioned published desktop application source. - [FAQ](https://www.sm.ch-j.eu/en/faq/): Installation, security, updates and plugins. - [Community](https://www.sm.ch-j.eu/en/community/): User-contributed topics and replies. - [Full public text](https://www.sm.ch-j.eu/llms-full.txt): Expanded reference snapshot. - [RSS feed](https://www.sm.ch-j.eu/feed.xml): Published releases. - [Sitemap](https://www.sm.ch-j.eu/sitemap.xml): Canonical public URLs for this hostname. - [Security contact](https://www.sm.ch-j.eu/.well-known/security.txt): Vulnerability reporting contact.