Dokku — #2 Alternative to Heroku
Docker-powered single-host mini-Heroku you deploy via `git push dokku main`
Dokku is the classic open-source PaaS running on any $6/month Linux VPS. It supports Herokuish buildpacks, Cloud Native Buildpacks, Let’s Encrypt TLS, zero-downtime healthcheck swaps, and official Postgres/Redis plugins.
License: MIT · Pricing: Free & Open Source · Compare all Heroku alternatives · Official Website