Coinmine is a ETH, ZEC, DASH, GRS, EXP, DCR, PPC, QRK, SRC, WDC, ZCL for a 1.5%, except for ETH, DASH, EXP and DCR which has a 1% fee. Coinmine uses a Prop payment system.
Obelisk is a wholly-owned subsidiary of Nebulous, Inc., the company behind the creation of Sia, a blockchain-based storage network that operates on top of a decentralized market.
The Obelisk company focuses on building mining equipment for the SiaCoin, a Blake2b-based cryptocurrency. So far, the company has released one ASIC miners dubbed Obelisk SC1.
Founded in 2018 by MONAD TECH, FPGA.Guide is an online platform for FPGA mining, offering FPGA mining products and services ranging from hardware, bitstream, software, and knowledge. The team consists of experts in FPGA Mining, cryptocurrency, and will collaborate with hardware manufacturers, as well as software developers. FPGA Guide aims to centralize the latest FPGA mining information and provide products and knowledge in high quality for every type of miners.