Here's a list of 820 cryptocurrencies. Most are dead, some were scams, and some of them are even still alive. Of the dead ones, some died for lack of interest, some due to dev abandonment, some because of cease and desist orders about trademarks, and some because the operators never intended to keep them going after the pump-n-dump.
I think maybe the initial post in this topic ought to be updated.
In several cases, several different cryptocurrencies have traded under the same symbol at different times. In several other cases, several different cryptocurrencies having exactly the same name have been released by different people.
2chcoin (2ch), 365coin (365), 42 coin (42), 66coin (66), 8coin (?), 99cents (?), Acros (ACRO), Aerocoin (?) IPO SCAM,
Aiden (ADN), Aimcoin (AIM), Aircoin (AIR), Alcohoin (ALC), Alicoin (ALI), Aliencoin (ALN), AllAgescoin (?), Allahcoin
(?), Alphacoin (ALF), AlphaOmegacoin (AOC), Altrocoin (?), Americancoin (AMC), Americoin (?), Aminacoin (?), aminacoin
(?), AmKoin (AMK), Androidtoken (ADT), Animecoin (ANI), Anoncoin (ANC), Apecoin (APE), Aphroditecoin (APH), Appcoin
(APP), AppleByte (ABY), Applecoin (APC), Argentum (ARG), Arkhash (ARK), Armoredcoin (), Asiacoin (AC), Asiccoin (ASC),
Astrocoin (ASR), Auroracoin (AUR), Australiacoin (AUS), Babycoin (BBC), Bacoin(?) BaconBitscoin (YUM), Badcoin (BAD), Badgercoin
(BDG), Bankcoin (BANK), Banknote (BN), Basecoin (?), Batcoin (BAT), Battlecoin (BCX), BBQcoin (BQC), Beaocoin (BEC),
Beatlecoin (BEA), Beecoin (BEE), Beercoin (BEER), Belicoin (BELI), Bellacoin (BELA), Bellscoin (BEL), Benjamins (BEN),
Bestcoin (BSC), Betacoin (BET), Billaume (BLL), Billioncoin (BIL), Binarycoin (BIC), Birdcoin (BRD), BitBar (BTB),
Bitcoin2.0 (?), Bitcoin2 (BTC2), Bitcoin3.0 (?), Bitcoin (BTC), Bitcoin Plus (XBC), BitcoinScrypt (BTCS), Bitcoin (XBC),
Bitcredits (?), Bitecoin (?), Bitgem (BTG), Bitgold (?), Bitinium (BTN), Bitland (?), Bitleu (BTL), Bitpeso (BTP),
Bitpug (?), BitQuark (BTQ), BitRaam (BRM), BitShares-PTS (PTS), Bitstar (BITS), Blackcoin (BC), BlackDragoncoin (BDC),
Bladecoin (BLA), BlakeBitcoin (BBTC), Blakecoin (BLC), Blitzcoin (BLTZ), Blobbycoin (?), Bluecoin (BLU), Bones (BONES),
Bonuscoin (BNS), Boomcoin (BMC), Boostcoin (BOST), Boringcoin (?), Bosscoin (BOS), Bottlecaps (CAP), Bountycoin (BOC),
Boxxycoin (BOXX), Boycoin (BOY), Brokebackmountaincoin (?), BTCtalkcoin (BCC), Bumbacoin (CLOT), Bunnycoin (BUN),
Burbucoin (BUR), Burnercoin (BURN), Butterflycoin (BFC), Bytecoin (BTE), Cachecoin (CACH), Cagecoin (CAGE), CaiShen
(CAIX), CAIx (CAIX*), Canada ecoin (CDN), Cancercurecoin (CCC), Cannacoin (CCN), Carboncoin (CARB), CarpeDiemcoin
(DIEM), Cashcoin (CASH), Casinocoin (CSC), Cataloniacoin (CATC), Catcoin (CAT), Catedoge (?), CGAnomaly (CGA), CGBullion
(CGB), Chaincoin (?), Championcoin (?), Chancecoin (CHA*), Charitycoin (CHA), Chicoin (CHI), CHNcoin (CNC), Chococoin
(CCC), Choomcoin (?), Chuckcoin (?), Cinni (CINNI), Citizencoin (CTZ), Cleanwatercoin (WATER), Cloakcoin (CLOAK),
Clockcoin (?), Clockwisecoin (?), Cloudcoin (CDC), Cnote (CNOTE), Coffeecoin (CFC), coin2.0 (NC2), coin2.1 (C2), coin2
(C2), Coin (COIN), Coincoin (CC), Coino (CON), Coinyecoin (), Colbertcoin (CC), Collegecoin (?), Colossuscoin (COL),
Cometcoin (?), Communitycoin (COMM), Communitycoin (CTC), Compasscoin (CPC), Conspiracycoin (CYC), Continuumcoin (CTM),
Coolcoin (COOL), Cooperationcoin (COOP), CopperBars (CPR), Copperlark (CLR), Copycoin (COPY), Corgicoin (CORG),
Cornerstonecoin (CCX), Cosmoscoin (CMC), Counterparty (XCP), Craftcoin (CRC), Crapcoin (CRAP), Crapplecoin (?), Credits
(CR), Credits (CRD), Creds (XXC), Cross Generation coin (XGC), CRTcoin (CRT), Cryptcoin (CRY), CryptoApples (CRA),
Cryptobits (CYB), CryptoBuck (BUK), Cryptoeagle (CREA), CryptoEscudo (CESC), Cryptogenic Bullion (CGB), Cryptographic
Anomaly (CGA), CryptoLoot (LOOT), CryptoMETH (METH), Cryptonium (CRN), CryptoStuds (?), Cthulhucoin (OFF), Cubits (QBT),
Cuntcoin (MUFF), Curecoin (CURE), Cyclecoin (CCC), Cypherfunk (FUNK), Damacoin (DMC), Darkcoin (DRK), Datacoin (DTC),
DCom (DCM), Deletecoin (DEL), Denarius (DRS), Detacoin (?), Deutsche eMark (DEM), Devcoin (DVC), Diamond (DMD), DigiByte
(DGB), Digitalcoin (DGC), Digital Commerce (DCM), Digit (DIG), Dimecoin (DIME), Dirac (XDQ), Dishercoin (?), DistroBlitz
(DB), Distrocoin (DIS), DNotes (NOTE), Dobbscoin (BOB), Dodocoin (DDC), Dogecoin (DOGE), Doggcoin (), Dollarpounds
(DPZ), Domecoin (DOME), Donationcoin (DON), Dopecoin (DOPE), Doubloons (DBL), Dougcoin (DOUG), Dragoncoin (DNC),
Dreamcoin (DRM), Dubstepcoin (WUBS), DuckDuckcoin (DUCK), Duckiecoin (?), Dvorakoin (DVK), Eaglecoin (EGC), Earthcoin
(EAC), EBTcoin (EBT), ECcoin (ECC), Ecocoin (ECO), E-currency (ISO), EdisonX3 (?), Educoin (EDU), E-Gold (?),
Einsteinium (EMC2), Ekrona (KRN), Elacoin (ELC), Electriccoin (VOLT), Electron (ELT), Electronic Benefit Transfer (EBT),
Electronic Benefit Transfer (EBT), Electronic Gulden (EFL), Elephantcoin (ELP), eMark (DEM), Embargocoin (EBG), Emerald
(EMD), Emoticoin (EMO), Emucoin (EMU), Energycoin (ENRG), Entropycoin (ENC), Eoncoin (EON), Equestrianbit (EQB),
Ermahgerdcern (EMG), Eternalcoin (?), eToken (ETOK), Eurocoin (?), Execoin (EXE), Exilecoin (EXN), Extremecoin (EXC),
EZcoin (EZC), FAILcoin (FAIL), Faircoin (FAC), FairQuark (FRQ), Fantomcoin (FCN), Fastcoin (FST), FastoinSHA (FSS), Fck
Banks coin (FCK), Feathercoin (FTC), Fedoracoin (TIPS), Fellatiocoin (BLO), Ferengicoin (FER), Ferretcoin (?), Firecoin
(?), Fireflycoin (FFC), Fitcoin (FIT), Flappycoin (FLAP), Floridacoin (FLC), Floridacoin (FLC, (which it shares with
Fluttercoin) ), Florincoin (FLO), Floripacoin (FLN), Fluttercoin (FLT), Forexcoin (FRX), Fourchan (?), FourtyTwocoin
(42), Foxcoin (FOX), Fractalcoin (FRAC), Fragcoin (FRAG), Franko (FRK), Fraudcoin (?), Freedomcoin (FDC), Freicoin
(FRC), Frictionlesscoin (FLC), Friendshipcoin (FSC), Frozen (FZ), Frycoin (FRY), Fuelcoin (FUEL), Furrycoin (FUR),
Gaelcoin (GAC), Galaxycoin (GLX), Galleon (GLN), Galtcoin (GLT), Gamecoin (GME), Gamerscoin (GMC), Gasolinecoin (DZL),
Gatescoin (GTC), Gaycoin (GAY), Genecoin (?), Genesiscoin (GNS), Geocoins (GEO), Germanycoin (GER), Ghostcoin (GHC),
Giarcoin (GIAR), Giftcoin (GFT), Gil (GIL), Girlcoin (GIRL), Givecoin (GIVE), GlobalBoost (BST), Globalcoin (GLC),
Global Denomination (GDN), Globecoin (GLOBE), Globe (GLB), Glyphcoin (GLYPH), Goatcoin (GOAT), Gold Bars (?), Goldcoin
(GLD), Gold Pressed Latinum (GPL), Gollumcoin (GLM), Goodcoin (GOOD), Goxcoin (GOX), GPUcoin (GPUC), Grain (GRA),
Grandcoin (GDC), Granitecoin (GRN), Graphene (GRP), Gravycoin (?), Greececoin (GRCE), Greekcoin (GRK), Greencoin (GRE),
Gridcoin (GRC), Groestlcoin (GRS), Growthcoin (GRW), Grumpycoin (GRUMP), Guldencoin (NLG), Guncoin (GUN), H2Ocoin (H20),
HackerNewscoin (?), Happycoin (HPC), Harmonycoin (HMY), Hashcoin (HASH), Hawaiicoin (HIC), Heavycoin (HVC), Heisenberg
(HEX), Helixcoin (HXC), Hellcoin (HLC), Herncoin (?), HighFivecoin (H5C), Hirocoin (HIRO), Hobbitcoin (HBC), HoboNickels
(HBN), HongKetocoin (HKC), HongKongcoin (HKC), Honorcoin (XHC), Horsecoin (HORS), Hotcoin (HOT), HTMLcoin (HTML),
Huatecoin (HUC), Huitong (HTC), Huntercoin (HUC), Huskycoin (HC), Hypercoin (HYC), Hypercoin (HYPER), I0coin (I0C),
icoin (ICN), Imperial coin (IPC), Incacoin (NKA), Incakoin (NKA), Infinitecoin (IFC), Informationcoin (ITC), Inkcoin
(INK), Insanitycoin (WOLF), Instapay (IPC) An IPO scam., Inven (?), Ishacoin (?), Isracoin (ISR), Italycoin (ITC),
IXcoin (IXC), Jackpotcoin (JPC), Jasoncoin (?), Jennycoin (JNY), Jerkcoin (?), Jerkycoin (JKY), Jesuscoin (JJC),
Jesuscoin (GOD), Jezuscoin (?), Joecoin (?), Joulecoin (XJO), Junkcoin (JKC), Junnoncoin (JNC), Kakacoin (KKC),
Karmacoin (KARM), Karpcoin (KARP), Karpelescoin (KAR), Kashmircoin (KSC), Keisercoin (?), Khalsacoin (?), Kiffercoin
(?), Killercoin (KILR), Kimcoin (), Kimdotcoin (), Kingcoin (), Kittehcoin (MEOW), Klingon Empire Darsek (KED),
Klondikecoin (KDC), Koindashian (KOIN), Krugercoin (KGC), Krugmancoin (?), Kryptkoin (KTK), Kudos (KDS), Kumacoin
(KUMA), Kushcoin (KHC), Latinumcoin (LAT), Leadcoin (LDC), Leafcoin (LEAF), Leaguecoin (LOL), Lebowskis (LBW),
Legendarycoin (LGD), Legitcoin (?), Lemoncoin (LMC), Leprocoin (LPC), Levelcoin (?), Libertycoin(XLB), Lightvelocitycoin
(LVC), Limecoin (LIM), LimecoinLite (LCL), Limecoins (LC), LimecoinX (LIMX), Liquidcoin (?), Litebar (LTB), Litecoin
(LTC), LitecoinPlus (XLC), LitecoinX (LTCX), Livecoin (LVC), Logicoin (LGC), Lolcoin (LOL), Lottery Tickets (TIX),
Lottocoin (LOT), Lovecoin (LOVE), Lucky7coin (LK7), Luckycoin (LKY), Lycancoin (LYC), Machinecoin (MAC), Magiccoin
(MAGIC), Magicoin (MGC), MaidSafecoin (MAID), Makicoin (MAKI), Malecoin (?), Mammothcoin (MAMM), Maplecoin (MPL),
Marinecoin (MTC), Mariocoin (?), Marscoin (MRS), Marucoin (MARU), Mastercoin (MSC), Mastercoin (MST), Mastiffcoin
(MAST), Maxcoin (MAX), Mazacoin (MZC), Mediacoin (?), Mediterraneancoin (MED), Megacoin (MEC), Megcoin (MEG), Melange
(SPICE), Memecoin (MEM), Memorycoin (MMC), Metiscoin (?), microcoin (MRC), Milancoin (MLC), Millionairecoin (MIL),
Mincoin (MNC), Minerals (MIN), Mintcoin (MINT), Mjollnircoin (MNR), Mmjcoin (?), MMXIV (MMXIV), Molecule (MOL), Monacoin
(MONA), Monero (XMR), Moneyenom (MYM), Monocle (MON), Mooncoin (MOON), Motocoin (MOTO), Mousecoin () A Malware scam -
client contained wallet stealer., MtGoxcoin (GOX), Mugatucoin (MUGA), Muniti (MUN), Murraycoin (MRY), Mutcoin (MUT),
Myriadcoin (MYR), Naanayam (NYM), Nakacoin (NKC), Namecoin (NMC), Nanotoken (NAN), Nas (NAS), Nautiluscoin (NAUT),
Nbcoin (NBC), Neocoin (NEC), Neoncoin (?) An IPO scam, Nerdcoin (NERD), Netcoin (NET), Networkcoin (NWC), Neutrino
(NTR), NewStatesmancoin (?), NewYorkcoin (NYC), Nexuscoin (?), Niuecoin (?), Noblecoin (NOBL), Noirbits (NRB),
NoirShares (NRS), Noodlyappendagecoin (NDL), Novacoin (NVC), Nucoin (NUC), Nutcoin (NUT), NXO (NXO) Fork of NXT, NXR
(NXR) Fork of NXT, Nxt (NXT), Nyancoin (NYAN), Nybble (NBL), Obama_bin_lotterycoin (?), Obamacoin (?), Ocoin (OSC),
Octocoin (888), Oilcoin (OIL), Olympiccoin (OLY), Omnicoin (OMC), Onecoin (ONC), Onioncoin (ONI), Onlinegamingcoin
(OGC), OpenSourcecoin (OSC), Orangecoin (OC), Orbitcoin (ORB), Orcacoin (ORCA), Oreocoin (OREO), Orobit (ORO), Paccoin
(PAC), Pandacoin (PANDA), Pandacoin (PAND), Pandacoin (PND), Pangucoin (PGC), Parallaxcoin (PLX), Particle (PRT),
Patriotcoin (USA), Pawncoin (PAWN), Paycoin (PYC), Peacecoin (PEC), Peercoin (PPC), Penguincoin (PENG), Pennies (?),
Peoplecoin (PPL), Pesetacoin (PTC), PetroDollar (PD), Phicoin (PHI), Philosopher Stones (PHS), Phoenixcoin (PXC),
Photoncoin (PHO), Photon (PHO), Picoin (?), Pieces (?), Piggycoin (PIG), Piggycoin (PIGGY), Pikacoin (PIKA), Piniumcoin
(PNC), Pinkcoin (PC), Piratecoin (PIR), Pixelcoin (PXL), Platinum Bars (?), Platinum (PT), Playtoken (PLT), PLNcoin
(PLN), Pokercoin (POK), Polcoin (PLC), Polishcoin (?), Polycoin (?), Popcoin (POP), Populacecoin (POC), Popularcoin
(POP), Potcoin (POT), Poundcoin (PUK), Powercoin (POW), Powercoin (PWC), Premine (PMC), Primcoin (?), Primecoin (XPM),
Procoin (PCN), Prospercoin (PRC), ProtoShares (PTS), Pwnycoin (PWNY), Pxlcoin (PXL), QQcoin (QQC), Quackcoin (?),
Quarkbar (QB), Quark (QRK), Quazarcoin (QCN), Qubit (Q2C), Quebecoin (QBC), Quick Quick coin (QQC), Quora (QUORA),
Rabbitcoin (RBBT), Radioactivecoin (RAD), Rainbowcoin (LGBT), Rainbowgoldcoin (RAIN), Rapidcoin (RPD), Rastacoin (RTC),
Ratcoin (RATC), Realcoin (REC), Redcoin (RED), Reddcoin (RDD), Ricecoin (?), Richcoin (RCH), Riecoin (RIC), Rightcoin
(RTC), Ringo (RIN), Ripple (XRP), Risecoin (?), Rocketcoin (ROC), RonPaulcoin (RPC), Rosecoin (?), Rotocoin (RT2),
Royalcoin (RYC), Rubycoin (RBY), Rubycoin (RUBY), Rupaycoin (RUP), Saffroncoin (SFR), Sailcoin (?), sambacoin (SMB),
Sapphirecoin (SPH), Saturncoin (SAT), Savecoin (SPC), Savingcoin (SAV), Saw (SAW), Scamcoin (SCC), Scoin (SCO), Scotcoin
(SCOT), Scotcoin (SCT), Secondscoin (?), Securecoin (SRC), Seedcoin (SDC), Serracoin (SRR), Sexcoin (SXC), Sha1coin
(SHA), SHAcoin (SHA), Sharecoin (SHARE), Shares (?) Apparently a pure IPO scam., Sherlockcoin (SHC), Shibecoin (SHIBE),
Shillingcoin (?), Shopcoin (SHOP), SiliconValleycoin (XSV), Silkcoin (SC), Silkcoin (SILK), Silver bars (?), Silvercoin
(SRC, before Securecoin had it), Silvioberluscoin (?), Skeincoin (SKC), Skycoin (SKY) This is the second "skycoin" to be
launched., Skycoin (SYC) This is one of at least 3 different "skycoin" that have been launched., Skynet-coin (SNC) This
was initially launched with the name "skycoin" (the third coin by that name), Slendercoin (SNC), Slothcoin (SLOTH),
Smartcoin (SMC), SnakeXcoin (SNCX), Snowcoin (SNC), Soapbar (SOAP), Sochicoin (SOCHI), Socialcoin (SOC), Solarcoin
(SLR), Solcoin (SOL), Spaincoin (SPA), Speedcoin (SPC), Spirecoin (), Spodermancoin (SDM), Spots (SPT), Sprout (?),
StabilityShares (XSI), Stablecoin (SBC), Stackedcoin (?), Stacycoin (?), Stalwartbucks (SBX), Starcoin (STR), Startcoin
(START), StarvingArtistcoin (?), STLcoin (STL), Stockcoin (STC), Stop (?) A fork of NXT, Storagecoin (?), Stories (STY),
Streamcoin (STRC), Summercoin (SUM), SummercoinV2 (SUM2), Suncoin (SUN), Supercalifragilisticexpialidociouscoin (?),
Supercoin (SUPER), Superherocoin (?), Surgecoin (SRG), Swagcoin (SWAG), Swisscoin (?), Switchcoin (SWITCH), Syncoin
(SYN), Sync (SYNC), Tacocoin (TCO), Tagcoin (TAG), Takcoin (TAK), Teacoin (TEA), Tekcoin (TEK), Tenebrix (?), TenFive
coin (10-5), Terracoin (TRC), Teslacoin (TES), Thaicoin (?), Thcoin (THC), Thebotcoin (TBN), Thecoin (?) Thecoin was
malware; the wallet contained a keyboard recorder,, TheSmurfscoin (TSC), Thorcoin (THOR), Thundercoin (?), Tickets
(TIX), Tigercoin (TGC), Timekoin (TK), Titanium (TTN), Tittiecoin (TTC), Tokecoin (?), Tomatocoin (?), TomScottcoin (?),
Topcoin (TOP), Torrentcoin (TC), Tracecoin (?), Tradercoin (TDC) Tradercoin was malware. It contained a
keylogger., Traincoin (XTN)0, Trollcoin (TRL), Troptions (?), Turbocoin (XTP), UFOcoin (UFO), Ultimatecoin (ULT),
Ultracoin (UTC), Unbreakablecoin (UNB), Unioncoin (UNC), Unitecoin (UNI), United Federation Credits (UFC),
Unitedscryptcoin (USC), Unitycoin (UNT), Universitycoin (UVC), Unobtanium (UNO), Urocoin (URO), USDe (USDE), Vadercoin
(VADR), Valuecoin (VLC), Vampirecoin (VMP), Vanillacoin (?), Vcoin (?), Vegascoin (VGC), Velocitycoin (VEL),
Vendettacoin (VAC), Vericoin (VRC), Verncoin (VRN), Verocoin (VRO) An IPO scam., Version (C), Version (V), Vertcoin
(VTC), Virtualminingcoin (VMC), Viruscoin (?), Visacoin (VISA) Another IPO scam. This one was also up for a
cease-and-desist order due to its name., Visncoin (VISN) Another IPO scam., Vodkacoin (?), Vootcoin (VOOT), Votecoin
(?), WeAreSatoshi (WAS), Webcoin (WEB), Wecoin (WEC), Whitecoin (WC), Wikicoin (WIKI), WildWestcoin (WEST), Wincoin
(WIN), Wolongcoin (WOL), Worldcoin (WDC), Wpcoin (WPC), Xcoin (XCO), XC (XC), Xedoscoin (XDC), Xencoin (XNC), Xivra
(XIV), XXLcoin (XXL), YACcoin (YACC), Yacoin (YAC), Yamashitacoin (YMC), Yangcoin (YANG), Ybcoin (YBC), Yellowcoin (YC),
Yincoin (YIN), YinYuancoin (YYC), Yuan Bao (YBC), Yuan Bao (YBC), Zccoin (ZCC), Zcoin (?), Zedcoin (ZED),
Zeitcoin (ZEIT), Zenithcoin (ZTC), Zetacoin (ZET), Zeuscoin (ZEU), Zimstake (ZS), Zodiaccoin (ZOD), Zombiecoin (ZMB),
Zurcoin (ZUR)
Hey Criddyt
Our gaming currency HYPER is actually just called HYPER, not hypercoin! We have a Counter Strike server where players can earn HYPER for fragging bots (and each other) and we've launched our first space strategy MMO game and we are working on integrating HYPER into the built in free market exchange in the game
https://bitcointalk.org/index.php?topic=624651.0Thanks for including us!