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First and most well-known blockchain of all; BTC is the most valuable token in terms of market share. [1] [2] Litecoin: Oct 8, 2011 Charlie Lee LTC PoW: Yes (scripts) Yes [1] [3] Peercoin: Aug 19, 2012 PPC PoW: Yes (scripts) No [1] [4] Primecoin: Jul 7, 2013 Sunny King XPM PoW: Work is finding long Cunningham chains of prime numbers: MazaCoin ...
Blockchain.com: 2011 Luxembourg: wallet provider [citation needed] Blockstream: 2014 United States: San Francisco: software [citation needed] BTC-e: 2011 Russia: bitcoin exchange Shut down by the United States government in July 2017 [citation needed] Bundle Africa: 2019 Nigeria: Nigeria: Cryptocurrency exchange, cryptocurrencies [3] Canaan ...
MARA Holdings, Inc. is an American digital asset technology company, which engages in mining cryptocurrencies, with a focus on the blockchain ecosystem and the generation of digital assets. The company was founded on February 23, 2010 and is headquartered in Fort Lauderdale, Florida. [1]
Paxos Trust Company is a New York–based financial institution and technology company specializing in blockchain. [2] The company's product offerings include a cryptocurrency brokerage service, asset tokenization services, and settlement services.
Ripple Labs, Inc. is an American technology company which develops the Ripple payment protocol and exchange network. Originally named Opencoin and renamed in 2015, the company was founded in 2012 and is based in San Francisco, California. [1]
Axoni is an American technology company that develops blockchain software for financial institutions. It caters to trading firms, infrastructure providers, and technology companies in the United States, Europe, and Asia. [1] The company operates Veris, a distributed ledger system used by large financial companies. [2]
Consensys is involved in many different projects and services for blockchain uses and applications.. MetaMask is an Ethereum wallet application which allows users to store and transfer cryptocurrencies and tokens, as well as access and interact with decentralized applications built on the Ethereum blockchain.
Defunct technology companies of the United States (9 C, 7 P) A. Aerospace companies of the United States (35 C, 264 P) Alphabet Inc. (11 C, 27 P) AT&T (8 C, 45 P) B.