Introduction TIP9UG seeks to encourage the development and enjoyment of Plan 9 and Inferno operating systems. Inferno Get: Inferno (Fourth Edition) | Sources Know more: Documentation | Mailing list Plan 9 Get: Plan 9 (Fourth Edition) | Sources | Editions archive Know more: Wiki | Documentation | Manual pages | Mailing list (9fans) | 9fans archives Community supported Inferno distributions Get: 9fe