| a | audio |
| br | vibrate |
| cpt | canplaytype |
| dc | rtcdatachannel |
| dm | devicemotion |
| do | deviceorientation |
| fs | fullscreen |
| g | getusermedia |
| geo | geolocation |
| gum | getusermedia |
| i | inputtypes |
| l | geolocation |
| location | geolocation |
| map | track/map |
| mr | mediarecorder |
| n | notification |
| nt | navigationtiming |
| pc | rtcpeerconnection |
| rt | resourcetiming |
| scripted | video/scripted |
| sources | getusermedia/sources |
| sw | serviceworker |
| t | track |
| ua | useragent |
| v | video |
| ve | video/events |
| wa | webaudio |
| ws | webaudio |
| yt | video/youtube |