Skip to main content
SunPaste targets Java 21. The easiest way to run it from the repository is with the included Maven wrapper.
Then open http://localhost:8080/.
The first start may take longer while Vaadin prepares and builds frontend assets.

​
First-run checklist

After the app starts:
  1. Open /login.
  2. Sign in with admin / admin.
  3. Go to /settings.
  4. Change the admin username and password.
  5. Set your preferred site name, theme, storage path, and privacy rules.
  6. Optionally create ROLE_USER, other roles, and user accounts from the admin pages.

​
Local runtime defaults

  • Port: 8080 unless SERVER_PORT is set
  • H2 database file: ./data/suncore
  • Paste overflow files: ./data/pastes
  • QR codes: ./data/qrcodes
  • Log file: ./data/logs/sunpaste.log
  • H2 console: /h2-console