Index - B
| beep | Box.Control |
| bmap | Box.Box, Box |
| Bounded | Box.Queue, Box |
| Box | |
| 1 (Type/Class) | Box.Box, Box |
| 2 (Data Constructor) | Box.Box, Box |
| boxForgetPlug | Box.Plugs, Box |
| boxPlug | Box.Plugs, Box |
| broadcast | Box.Broadcast, Box |
| Broadcaster | |
| 1 (Type/Class) | Box.Broadcast, Box |
| 2 (Data Constructor) | Box.Broadcast, Box |