Similar to HOLON_Linux

Hibernate (framework)

HIP 13044

HP Saturn

HP 200LX

HQ-6

Hydnellum peckii

H-class battleship proposals

Polikarpov I-17

Polikarpov I-185

IAR-93 Vultur

IBurst

List of airports by ICAO code: A

Intercity Express

Interactive Disassembler

Red Hat Enterprise Linux derivatives

Red Hat Linux

AlmaLinux

Caldera OpenLinux

Mandriva Linux

Oracle Linux

Red Hat Enterprise Linux

Red Star OS