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
- A fresh DNS record existed, but my Mac still said the domain did not
- Put a feature branch on an existing Coolify URL, then put it back
- Check the offsite copy of a Coolify compose database backup
- Two Umami first-boot checks I nearly missed on Coolify
- Choosing a VPS in Australia for self-hosting
- Point your app at a Coolify Postgres by container name, not IP
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.