Comparison of cryptocurrencies

This article aims to list relevant cryptocurrencies.
To be listed here, a currency must have one of the following qualities:

• The currency must have a market cap of one million US dollars.
• The currency must be the first to introduce an innovative protocol.
• The currency must have at one point had significant notoriety.
• The currency must have been an infamous fraud.

These coins are currently ordered according to Launched date.

Coin	Symbol	Launched	Consensus tool	Distribution	Market cap	Unit cap	Status	Notes
Bitcoin	BTC	3 Jan 2009	SHA256d	Proof-of-work (fixed, halving)	$6.34 billion	20,999,999.9769	Active	First blockchain
Bitcoin Testnet 1	TNBTC	21 Oct 2010	SHA256d	Proof-of-work (fixed, halving)	None	20,999,999.9769	Abandoned	First altcoin
Tonal Bitcoin	TBC	2 Jan 2011	Pegged to Bitcoin			7,750,54.00	Active	First on-chain alternative
Ripple	XRP	1 Mar 2011	Ripple	Central	$139 million	28,989,252,282	Active
Namecoin	NMC	18 Apr 2011	SHA256d - merged mined with Bitcoin	Proof-of-work (fixed, halving)	$11.14 million	20,999,999.9769	Active	First alternative chain, bitDNS
Tenebrix	TBX	25 Sep 2011	scrypt	Central, Proof-of-work (fixed, halving)	None	10,499,999.9769	Dead	First scrypt coin
Litecoin	LTC	7 Oct 2011	scrypt	Proof-of-work (fixed, halving)	$154 million	83,999,949.9076	Active	TBX clone
Bitcoin Testnet 3	TNBTC	12 Apr 2012	SHA256d	Proof-of-work (fixed, halving)	None	20,999,999.9769	Active	Current Bitcoin testnet
Bytecoin	BCN	4 Jul 2012	CryptoNight	Proof-of-work (random, smooth)	$2.73 million	184.46 billion	Active	First CryptoNote coin
Peercoin	PPC	19 Aug 2012	Central authoriy	Proof-of-work/stake	$15.5 million	Unlimited	Active
Freicoin	FRC	21 Dec 2012	SHA256d	Proof-of-work	$84 thousand	?	Active	First demurrage cryptocurrency
Feathercoin	FTC	16 Apr 2013	scrypt	Proof-of-work (fixed, halving)	$1.15 million	?	Active	LTC hardfork
Anoncoin	ANC	2 Jun 2013	Zerocoin	Zero-knowledge proofs	?	4,200,000	Developed	Built in support of I2P and Tor. Zerocoin will be implemented in an upcoming release
Primecoin	XPM	7 Jul 2013	Cunningham	Proof-of-work	$1.2 million	Unlimited	Active	First "useful proof-of-work" altcoin
BitSharesX	BTSX	29 Sep 2013	Consensus through obscurity	?	$66.5 million	1,999,992,536	Active
Nxt	NXT	29 Sep 2013	Consensus through obscurity	Central	$29.0 million	999,997,096	Active
Dogecoin	DOGE	6 Dec 2013	scrypt	Proof-of-work (random)	$12.7 million	Unlimited	Active	Was joke, became huge
Dash (formerly known as Darkcoin and XCoin)	DASH	18 Jan 2014	X11	Proof-of-work (fixed, curve)	$12.5 million	19 million (estimate)	Active
HunterCoin	HUC	1 Feb 2014	SHA256d and/or scrypt	Game rewards, Proof-of-work	$47 thousand	42,000,000	Active	First blockchain-based game
Monero	XMR	18 Apr 2014	CryptoNight	Proof-of-work (random, smooth)	$6.27 million	~18,400,000 then <1% inflation	Active
MaidSafeCoin	MAID	22 Apr 2014	Bitcoin	Central	$8.54 million	452,552,412	Active
ZeroVert	ZER	5 Nov 2014	Zerocoin	Scrypt-N, merge-mineable on the VTC chain	?	8,400,000	Active	First cryptocurrency that integrated the Zerocoin extention.
Zcash	ZEC	28 Oct 2016	Zerocash	Zero-knowledge proofs, Proof-of-work (Equihash), with a portion of each block subsidy distributed to founders for the first four years.	$66.63 million	21,000,000	Active	Less prone to privacy timing attacks than Zcoin.
Zclassic	ZCL	?	Zerocash	(See Zcash)	?	?	Active	?
Zcoin	XZC	28 Sep 2016	Zerocoin	Zero-knowledge proofs	?	?	Active	The first Zero-knowledge proof based anonymous cryptocurrency.

See Also

• List of alternative chains