Nippon Techno Lab Inferno support
They provide Inferno support in Japanese.

Vita Nuova Holdings Ltd.
Inferno: The OS for distributed applications on network devices. Lead distributor for Inferno and Plan 9 OSs.

Free download of Inferno and a browser plug-in is available
From this Vita Nuova page you can download a free version of Inferno or order one of the commercial distributions. A plug-in version for Web browsers is also available.

LinuxDevices.com: Lucent spinoff Vita Nuova releases Inferno OS source
Inferno source code made available under a liberal, low cost subscription plan.

The old defunct Inferno mailing list archive
This was the original Inferno mailing list.

VNU Net: Lucent's Inferno warms to open source model
Quotes by Lucent's Tom Uhlman and Vita Nuova's Michael Jeffrey.