Comparison of cryptocurrencies

This article aims to list relevant cryptocurrencies, and is the only article allowed to discuss altcoins specifically. These coins are ordered according to market cap.

Coin	Ticker	Launched	Algorithm	Market cap	Blockrate (seconds)	Initial subsidy	Difficulty period (blocks)	Halving period (blocks)	Halving rate	Coin supply	Status
Bitcoin	BTC	3 January 2009	SHA-256d	$6.34 billion	600	50	2016	210,000	0.5	20,999,999.9769	Active
Tonal Bitcoin	TBC	2 January 2011	SHA-256d	$6.34 billion	600	1,2905.2	2016	210,000	0.5	7,750,54.00	Active
Namecoin	NMC	18 April 2011	SHA-256d	$9.83 million	600	50	2016	210,000	0.5	20,999,999.9769	Malfunctioning
Litecoin	LTC	7 October 2011	Scrypt	$154 million	150	50	2016	840,000	0.5	83,999,999.9076	Active
Peercoin	PPC	19 August 2012	SHA-256d	$15.5 million	600	0-2,500	1	1	Varies	Unlimited	Active
BitSharesX	BTSX	29 September 2013	BTSX	$66.5 million	N/A	N/A	N/A	N/A	N/A	1,999,992,536	Active
Nxt	NXT	29 September 2013	NXT	$29.0 million	60	N/A	?	N/A	N/A	999,997,096	Active
Dogecoin	DOGE	6 December 2013	Scrypt	$12.7 million	60	0-1,000,000	?	1	0.5	Unlimited	Active
Darkcoin	DRK	19 January 2014	Combo11	$12.5 million	150	?	?	?	?	?	Active
Monero	XMR	18 April 2014	CryptoNight	$6.27 million	60	?	1	?	?	18,446,744,073,709,551,615	Active
MaidSafeCoin	MAID	22 April 2014	?	$8.54 million	?	?	?	?	?	?	Active

References