ፕሪንሲኖን - ምንጩ ኮድ እና ቴክኒካዊዎቹ ከ Bitcoin ጋር ተመሳሳይ ናቸው እና 10 ናቸውth በአሁኑ ጊዜ ትልቁ cryptocurrency።
Primecoin - The source code and the technicalities are the same that of the Bitcoin and is the 10th largest cryptocurrency at present.