Self-hosting, from someone who actually runs it.
Notes, fixes and guides from a live Coolify box. What broke, what it actually was, and the commands that fixed it.
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Latest writing
- Backing Up Postgres on Coolify, Then Proving It
- ntfy: Push Notifications From Your Own Scripts
- Self-Hosted Syncthing: Sync Without the Git Trap
- A launchd job that dies with no code change
- Self-Hosting Umami Analytics on Coolify
- Gate a self-hosted app with Cloudflare Access
Popular fixes
- NET::ERR_CERT_AUTHORITY_INVALID
- TRAEFIK DEFAULT CERT / self-signed certificate
- www.domain.com cert error but apex works
- DNS resolves to the wrong IP / not propagating
- Timeout / no response / container not starting
- Loads via server curl but not in the browser
- acme: error: 429 :: POST :: too many certificates already issued for exact set of domains, retry after ...
- unable to obtain ACME certificate for domains "your-domain.com": unable to generate a certificate for the domains [your-domain.com]: error: one or more domains had a problem: [your-domain.com] acme: error presenting token / authorization failed
App reference
Ports, environment variables, volumes and reverse-proxy notes for self-hosted apps, with a dated release timeline and every row linked to its upstream source.
- Audiobookshelf: Self-hosted server for audiobooks and podcasts with per-user progress sync and companion mobile apps.
- Authelia: Self-hosted forward-auth server adding single sign-on and two-factor authentication in front of a reverse proxy.
- authentik: Self-hosted identity provider with SSO, SAML, OAuth2/OIDC, LDAP and proxy-based forward auth.
- Beszel: Lightweight self-hosted server monitoring hub with a Go agent reporting CPU, memory, disk and container stats.
- BookStack: Self-hosted wiki platform organising content into books, chapters and pages with a WYSIWYG editor.
- Directus: Self-hosted headless CMS and instant REST/GraphQL API layer over an existing SQL database.
- Docmost: Self-hosted collaborative documentation and wiki platform with a realtime editor.
- Dozzle: Real-time Docker container log viewer with a web UI, reading logs straight from the Docker Engine API.