<s>
After	O
the	O
creation	O
of	O
bitcoin	B-Protocol
,	O
the	O
number	O
of	O
new	O
cryptocurrencies	O
expanded	O
quite	O
rapidly	O
.	O
</s>
<s>
Year	O
of	O
introduction	O
Currency	O
Symbol	O
Founder(s )	O
Hash	B-Error_Name
algorithm	I-Error_Name
Programming	O
language	O
of	O
implementation	O
Consensus	O
mechanism	O
Notes2009BitcoinBTC	O
,	O
XBT	O
,	O
₿Satoshi	O
NakamotoSHA-256dC	O
++PoWThe	O
first	O
and	O
most	O
widely	O
used	O
decentralized	O
ledger	O
currency	O
,	O
with	O
the	O
highest	O
market	O
capitalization	O
.2011LitecoinLTC	O
,	O
ŁCharlie	O
LeeScryptC++PoWOne	O
of	O
the	O
first	O
cryptocurrencies	O
to	O
use	O
scrypt	B-Algorithm
as	O
a	O
hashing	O
algorithm.2011NamecoinNMCVincent	O
DurhamSHA-256dC	O
++PoWAlso	O
acts	O
as	O
an	O
alternative	O
,	O
decentralized	O
DNS.2012PeercoinPPCSunny	O
King(pseudonym )	O
SHA-256dC	O
++PoW	O
&	O
PoSThe	O
first	O
cryptocurrency	O
to	O
use	O
both	O
PoW	O
and	O
PoS	B-Protocol
functions.2013	O
Dogecoin	O
DOGE	O
,	O
XDG	O
,	O
Ð	O
Jackson	O
Palmer&	O
Billy	O
MarkusA	O
History	O
of	O
Dogecoin	O
.	O
</s>
<s>
ScryptC++	O
PoW	O
Based	O
on	O
the	O
Doge	O
internet	O
meme.2013	O
Gridcoin	B-Operating_System
GRC	O
Rob	O
HälfordS	O
.	O
</s>
<s>
ScryptC++	O
Decentralized	O
PoS	B-Protocol
Linked	O
to	O
citizen	O
science	O
through	O
the	O
Berkeley	O
Open	O
Infrastructure	O
for	O
Network	O
Computing2013	O
Primecoin	O
XPM	O
Sunny	O
King(pseudonym )	O
1CC/2CC/TWNTypeScript	O
,	O
C++	B-Language
PoW	O
Uses	O
the	O
finding	O
of	O
prime	O
chains	O
composed	O
of	O
Cunningham	O
chains	O
and	O
bi-twin	O
chains	O
for	O
proof-of-work.2013	O
Ripple	B-Protocol
XRP	B-Protocol
Chris	O
Larsen	O
&	O
Jed	O
McCaleb	O
ECDSAC++	O
"	O
Consensus	O
"	O
Designed	O
for	O
peer-to-peer	O
debt	O
transfer	O
.	O
</s>
<s>
Not	O
based	O
on	O
bitcoin.2013	O
Nxt	B-Application
NXT	B-Application
BCNext(pseudonym )	O
SHA-256dJava	O
PoS	B-Protocol
Specifically	O
designed	O
as	O
a	O
flexible	O
platform	O
to	O
build	O
applications	O
and	O
financial	O
services	O
around	O
its	O
protocol.2014AuroracoinAURBaldur	O
Odinsson(pseudonym )	O
ScryptC++PoWCreated	O
as	O
an	O
alternative	O
currency	O
for	O
Iceland	O
,	O
intended	O
to	O
replace	O
the	O
Icelandic	O
króna.2014DashDASHEvan	O
Duffield	O
&	O
Kyle	O
HaganX11C++PoW	O
&	O
Proof	O
of	O
ServiceVia	O
Masternodes	O
containing	O
1000	O
DASH	B-Protocol
held	O
as	O
collateral	O
for	O
"	O
Proof	O
of	O
Service	O
"	O
.	O
</s>
<s>
Through	O
an	O
automated	O
voting	O
mechanism	O
,	O
one	O
Masternode	O
is	O
selected	O
per	O
block	O
and	O
receives	O
45%	O
of	O
mining	O
rewards.A	O
bitcoin-based	O
currency	O
featuring	O
instant	O
transactions	O
,	O
decentralized	B-Operating_System
governance	I-Operating_System
and	O
budgeting	O
,	O
and	O
private	O
transactions.2014NEONEODa	O
Hongfei	O
&	O
Erik	O
ZhangSHA-256	O
&	O
RIPEMD160C	O
#dBFTChina	O
based	O
cryptocurrency	O
,	O
formerly	O
ANT	O
Shares	O
and	O
ANT	O
Coins	O
.	O
</s>
<s>
The	O
names	O
were	O
changed	O
in	O
2017	O
to	O
NEO	O
and	O
GAS.2014MazaCoinMZCBTC	O
Oyate	O
InitiativeSHA-256dC	O
++PoWThe	O
underlying	O
software	O
is	O
derived	O
from	O
that	O
of	O
another	O
cryptocurrency	O
,	O
ZetaCoin.2014MoneroXMRMonero	O
Core	O
TeamRandomXC++	O
PoWPrivacy-centric	O
coin	O
based	O
on	O
the	O
CryptoNote	B-Protocol
protocol	O
with	O
improvements	O
for	O
scalability	O
and	O
decentralization.2014TitcoinTITEdward	O
Mansfield	O
&	O
Richard	O
AllenMercier	O
Voyer	O
,	O
Stephanie	O
.	O
</s>
<s>
Retrieved	O
June	O
18	O
,	O
2014.SHA-256dTypeScript	O
,	O
C++PoWThe	O
first	O
cryptocurrency	O
to	O
be	O
nominated	O
for	O
a	O
major	O
adult	O
industry	O
award	O
.	O
</s>
<s>
Retrieved	O
November	O
18	O
,	O
2014.2014VergeXVGSunerokScrypt	O
,	O
x17	O
,	O
groestl	O
,	O
blake2s	B-Algorithm
,	O
and	O
lyra2rev2C	O
,	O
C++PoWFeatures	O
anonymous	O
transactions	O
using	O
Tor.2014StellarXLMJed	O
McCalebStellar	O
Consensus	O
Protocol	O
(	O
SCP	O
)	O
C	B-Language
,	O
C++Stellar	O
Consensus	O
Protocol	O
(	O
SCP	O
)	O
Open-source	O
,	O
decentralized	O
global	O
financial	O
network.2014VertcoinVTCDavid	O
MullerVerthashC++PoWAims	O
to	O
be	O
ASIC	O
resistant.2015EthereumETH	O
,	O
ΞVitalik	O
ButerinEthashC++	O
,	O
GoPoW	O
,	O
PoSSupports	O
Turing-complete	O
smart	O
contracts.2015Ethereum	O
ClassicETCEtcHash/ThanosPoWAn	O
alternative	O
version	O
of	O
Ethereum	B-Application
whose	O
blockchain	O
does	O
not	O
include	O
the	O
DAO	O
hard	O
fork	O
.	O
</s>
<s>
The	O
company	O
has	O
been	O
unable	O
to	O
produce	O
promised	O
audits.2016FiroFIROPoramin	O
InsomMerkle	O
tree	O
ProofC++PoWThe	O
first	O
financial	O
system	O
employing	O
Zero-knowledge	B-Protocol
proof	I-Protocol
to	O
protect	O
users	O
 '	O
privacy	O
.	O
</s>
<s>
It	O
conducted	O
the	O
world	O
's	O
first	O
large-scale	O
blockchain	O
election	O
for	O
Thailand	O
Democrat	O
Party	O
in	O
2018.2016ZcashZECZooko	O
WilcoxEquihashC++PoWThe	O
first	O
open	O
,	O
permissionless	O
financial	O
system	O
employing	O
zero-knowledge	O
security.2017Bitcoin	O
CashBCHSHA-256dPoWHard	O
fork	O
from	O
bitcoin	B-Protocol
,	O
increased	O
maximum	O
block	O
size	O
from	O
1MB	O
to	O
8MB	O
(	O
,	O
32MB	O
)	O
2017EOS.IOEOSDan	O
LarimerWebAssembly	O
,	O
Rust	B-Application
,	O
C	B-Language
,	O
C++delegated	O
PoSFeeless	O
Smart	B-Application
contract	I-Application
platform	O
for	O
decentralized	O
applications	O
and	O
decentralized	B-Operating_System
autonomous	I-Operating_System
corporations	I-Operating_System
with	O
a	O
block	O
time	O
of	O
500	O
ms.2017CardanoADA	O
,	O
₳Charles	O
HoskinsonOuroboros	O
,	O
PoS	B-Protocol
AlgorithmHaskellPoSA	O
proof-of-stake	B-Protocol
blockchain	O
platform	O
:	O
developed	O
through	O
evidence-based	O
methods	O
and	O
peer-reviewed	O
research.2017TRONTRXJustin	O
SunJava	O
,	O
Solidity2018AmbaCoinofficial	O
cryptocurrency	O
of	O
the	O
Cameroonian	O
separatist	O
entity	O
of	O
Ambazonia2018Nervos	O
NetworkCKBKevin	O
Wang	O
,	O
Daniel	O
Lv	O
,	O
Terry	O
TaiEaglesongRust	O
,	O
JavaScript	B-Language
,	O
CPoWMulti-layered	O
blockchain	O
smart	B-Application
contract	I-Application
platform2019AlgorandALGOSilvio	O
MicaliGoPoSUses	O
a	O
verifiable	O
random	O
function	O
to	O
randomly	O
select	O
groups	O
of	O
users	O
to	O
certify	O
blocks.2020AvalancheAVAXEmin	O
Gün	O
Sirer	O
,	O
Kevin	O
Sekniqi	O
,	O
Maofan	O
"	O
Ted	O
"	O
YinPoS2020Shiba	O
InuSHIBRyoshiPoS2020PolkadotDOTGavin	O
WoodRustPoS2021DeSoDESONader	O
al-Naji	O
(	O
aka	O
diamondhands	O
)	O
GoPoWAlso	O
a	O
social	O
media	O
platform	O
,	O
resembling	O
Twitter	B-Application
.	O
</s>
<s>
Release	O
Currency	O
Symbol	O
Founder(s )	O
Hash	B-Error_Name
algorithm	I-Error_Name
Programming	O
language	O
of	O
implementation	O
Cryptocurrency	O
blockchain	O
(	O
PoS	B-Protocol
,	O
PoW	O
,	O
or	O
other	O
)	O
Notes	O
2014	O
Coinye	O
KOI	O
,	O
COYE	O
Scrypt	B-Algorithm
PoW	O
Used	O
American	O
hip	O
hop	O
artist	O
Kanye	O
West	O
as	O
its	O
mascot	O
,	O
abandoned	O
after	O
he	O
filed	O
a	O
trademark	O
lawsuit	O
.	O
</s>
<s>
2015	O
or	O
before	O
OneCoin	B-Application
Ruja	O
Ignatova	O
and	O
Stephen	O
Greenwood	O
A	O
Ponzi	O
scheme	O
promoted	O
as	O
a	O
cryptocurrency	O
.	O
</s>
<s>
2017	O
BitConnect	B-Protocol
BCC	O
BitConnect	B-Protocol
was	O
described	O
as	O
an	O
open	O
source	O
,	O
all-in-one	O
bitcoin	B-Protocol
and	O
crypto	O
community	O
platform	O
but	O
was	O
later	O
discovered	O
to	O
be	O
a	O
Ponzi	O
scheme	O
.	O
</s>
<s>
2018	O
KodakCoin	B-Protocol
Kodak	O
and	O
WENN	O
Digital	O
Ethash	B-Application
KodakCoin	B-Protocol
is	O
a	O
"	O
photographer-centric	O
"	O
blockchain	O
cryptocurrency	O
used	O
for	O
payments	O
for	O
licensing	O
photographs	O
.	O
</s>
