Openmtbmap Mountainbike and Hiking Maps based on Openstreetmap
OpenStreetMap or OpenCycleMap and Map Key
Timeoutdoors Cycling advice, clubs and events.
Rights of Way Maps showing rights of way for 116 authorities in England and Wales.
Cycling Maps Directory A UK directory of official council cycle maps on the web.
Met Police - report bad driving
ClearWaste: Android iOS Report fly-tipping; find licenced waste removal; join a local group.
FillThatHole: Android iOS Report potholes