The following are the minimum system requirements needed to run Instantbird.
- Operating Systems: Microsoft Windows XP SP 2, Windows Server 2003, Windows Vista, Windows 7
- 128MB of RAM
- 50MB of hard disk space
- Operating Systems: Mac OS X 10.5 (Leopard) and later
- 256MB of RAM
- 100MB of hard disk space
Instantbird needs at least the following libraries to run on Linux:
- GTK+ 2.10 or higher
- GLib 2.16 or higher
- Pango 1.14 or higher
- X.Org 1.0 or higher
Please note that Linux distributors may provide packages for your distribution which have different requirements.