Goldshell has released KD-BOX, a mini crypto mining rig, a low-cost ASIC miner that is VERY QUIET and doesn't consume much power.

Jack Dorsey's Block, formerly known as Square, is actively pursuing plans to build an open bitcoin mining system.

The Nebra HNT Indoor Hotspot Miner earns HNT Helium tokens when devices connect, and for validating wireless coverage delivered by peers.

Mining Ethereum at 240 + MH/s Making $15 - $18 Per/Day