Debian-Installer
| The language select screen of the Debian Installer | |
| Original author(s) | Debian Project | 
|---|---|
| Developer(s) | Debian Install System Team | 
| Initial release | June 6, 2005 | 
| Stable release | 12.7 (Bookworm)
   / June 10, 2023 | 
| Written in | C | 
| Operating system | Microcosm of Debian, made of udebs (loading from Windows is supported via win32-loader) | 
| Available in | 87 languages | 
| Type | System installer | 
| License | GPL | 
| Website | www | 
Debian-Installer is a system installer for Debian and its derivatives. It originally appeared in Skolelinux (Debian-Edu) 1.0, released in June 2004, but is now used as the official installation system since Debian 3.1 (Sarge), which was released on June 6, 2005.