- Hack-tic
- Hacken
- Hacker
- Handheld PC
- Handscanner
- Handshake
- Harddisk
- Harde las
- Harde schijf
- Harde schijf
- Hardware
- Hash
- HATIS (Hearing Aid Telephone Interconnection System)
- HAVi
- HD DVD
- HD DVD (High Density DVD)
- HD Ready
- HDCD (High Definition Compatible Digital)
- HDMI (High Defenition Multimedia Interface)
- HDMI kabel
- HDTV (High Defenition TeleVision)
- HDV (High definition Digital Video)
- Header
- Headers
- Headset
- Helpdesk
- Hergebruik van frequenties
- Hexadecimaal
- HG2I
- Hi8
- Hidden
- High Memory
- High-key
- Highlighted
- Highway
- Histogram
- Hoax
- Hoge Kleuren
- Hoge lichten
- Homebanking
- Homepage
- Hoofdkaart
- Hoofdtelefoon
- Horizontale resolutie
- Host (1)
- Host (2)
- Host (3)
- Hosting provider
- Hostnaam
- HotBot
- Hotspot
- HP
- HR (Half Rate Codec)
- HSCSD (High Speed Circuit Switched Data)
- HSDPA (High Speed Downlink Packet Access)
- htaccess (Hypertext Access)
- HTM
- HTML (HyperText Markup Language)
- HTML-editor
- HTTP (HyperText Transfer Protocol)
- Hub
- Huurlijn
- HVD (Holograpic Versatile Disc)
- Hyperlink
- Hyperlink
- Hypertekst
- Hypertext
- Hyperthreading
- Hytelnet
