| 3 | Ceramic Network | 3Box Labs (email) (website) |
| abt | ABT Network | ArcBlock |
| aergo | Aergo | Blocko (website) |
| ala | Alastria | Alastria National Blockchain Ecosystem |
| amo | AMO blockchain mainnet | AMO Labs (website) |
| antelope | Antelope | Tonomy Foundation (website) |
| art | Artwork ID Method | Daniel Chun (email) (website) |
| asset | Ledger-independent generative DID method based on CAIP-19 identifiers | BOTLabs GmbH (email) (website) |
| bba | Ardor | Attila Aldemir (email) |
| bee | Ledger agnostic | mesur.io (email) (website) |
| bid | bif | teleinfo caict |
| bit | d.id | d.id (email) (website) |
| bluetoqueagent | Trusted Digital Web | Hyperonomy Digital Identity Lab, Parallelspace Corporation (email) (website) |
| bluetoquedeed | Trusted Digital Web | Hyperonomy Digital Identity Lab, Parallelspace Corporation (email) (website) |
| bluetoquenfe | Trusted Digital Web | Hyperonomy Digital Identity Lab, Parallelspace Corporation (email) (website) |
| bluetoqueproc | Trusted Digital Web | Hyperonomy Digital Identity Lab, Parallelspace Corporation (email) (website) |
| bnb | Binance Smart Chain | Ontology Foundation |
| bryk | bryk | Marcos Allende, Sandra Murcia, Flavia Munhoso, Ruben Cessa |
| bsv | BSV | Thomas Moretti (email) (website) |
| btco | BTC | Aviary Tech (email) (website) |
| btcr | Bitcoin | Christopher Allen, Ryan Grant, Kim Hamilton Duffy |
| candid | Quorum | Eric Lin (email) (website) |
| ccd | Concordium | Concordium development team (email) (website) |
| ccf | Confidential Consortium Framework (CCF) | Microsoft (email) (website) |
| ccp | Quorum | Baidu, Inc. |
| celo | Celo | Ontology Foundation |
| cheqd | cheqd | CHEQD FOUNDATION LIMITED (email) (website) |
| com | commercio.network | Commercio Consortium |
| content | | Mizuki Sonoko (email) (website) |
| corda | Corda | Nitesh Solanki,Moritz Platt,Pranav Kirtani |
| cosmos | Cosmos application chains | Shaun Conway (email) (website) |
| cot | CoTChain | CoTNetwork, Inc. (website) |
| cr | Hyperledger Fabric | (email) |
| ct | Circular Trust | (email) (website) |
| ctid | | Beijing Zhongdun Anxin Science and Technology Development Co., Ltd (email) (website) |
| dht | Mainline DHT | TBD (website) |
| did | Decentralized Identifiers | Spruce Systems, Inc. (website) |
| dns | Domain Name System (DNS) | Danube Tech (email) (website) |
| dock | Dock | Dock.io (website) |
| dom | Ethereum | Dominode |
| dotbit | d.id | d.id (email) (website) |
| dsrv | | dsrv (email) (website) |
| dual | Ethereum | Smart ID Card Alliance |
| dxd | fabric.data-alliace.com | Data Alliance Co., Ltd. (email) (website) |
| dyne | Dyne.org Foundation | Andrea D'Intino (email) (website) |
| echo | Echo | Echo Technological Solutions LLC |
| elastos | Elastos ID Sidechain | Elastos Foundation |
| elem | Element DID | Transmute |
| emtrust | Hyperledger Fabric | Halialabs Pte Ltd. |
| ens | Ethereum | ConsenSys MESH (email) (website) |
| eosio | EOSIO | Gimly Blockchain (website) |
| erat | DID Specification | ERATOSTHENES project (email) (website) |
| erc725 | Ethereum | Markus Sabadello, Fabian Vogelsteller, Peter Kolarov (email) |
| etho | Ethereum | Ontology Foundation |
| ethr | Ethereum | uPort |
| ev | Any Ethereum or EVM-compatible ledger | David Ammouial (NTT DATA) (email) (website) |
| evan | evan.network | evan GmbH |
| everscale | Everscale blockchain | Dmitry V. Samorodkin (email) (website) |
| example | DID Specification | W3C DID Working Group |
| factom | Factom | Sphereon, Factomatic, Factom Inc |
| fairx | FairX Node | Michael Dowling (email) (website) |
| future | Netease Chain | Netease Blockchain Team |
| gatc | Ethereum, Hyperledger Fabric, Hyperledger Besu, Alastria | Gataca (website) |
| gns | GNU Name System | GNUnet (email) (website) |
| grg | GrgChain | GRGBanking Blockchain Express Co. Ltd. |
| grn | Any CosmWasm-compatible ledger | EG-easy |
| gwm | Great Wall Chain | Great Wall Motor Company Limited |
| health | DID Health | support (email) (website) |
| hedera | Hedera Hashgraph | Hedera Hashgraph, Swisscom Blockchain AG |
| hid | Hypersign Blockchain Network | Hypermine Limited (email) (website) |
| holo | Holochain | Holo.Host |
| hpass | Hyperledger Fabric | IBM |
| hpo | | Hippocrat DAO |
| hsk | PlatON | HashKey DID (email) |
| iamx | undefined | IAMX AG, 6300 Zug, Switzerland (email) (website) |
| ibmdc | Hyperledger Fabric | IBM Digital Credentials (email) (website) |
| icon | ICON | ICONLOOP |
| id | ID Service | Mastercard (website) |
| iden3 | EVM compatible chains | ZK ID Labs AG, Polygon ID (website) |
| iid | Inspur Chain | zoe Yian (email) |
| indy | Any Hyperledger Indy Ledger | Stephen Curran (email) |
| infra | InfraBlockchain | Blockchain Labs |
| io | IoTeX | IoTeX Foundation |
| ion | Bitcoin | Various DIF contributors |
| iota | IOTA | IOTA Foundation (website) |
| ipid | IPFS | TranSendX |
| is | Blockcore | Blockcore |
| iscc | Public Blockchains | ISCC Foundation (email) (website) |
| itn | Hyperledger Fabric (Private Network) and Arbitrum One | Umed Khudoiberdiev (email) (website) |
| iwt | InfoWallet | Raonsecure |
| jlinc | JLINC Protocol | Victor Grey |
| jlinx | JLINX Protocol | Victor Grey (email) |
| jnctn | Jnctn Network | Jnctn Limited |
| jolo | Ethereum | Jolocom |
| jwk | Ledger agnostic | Jeremie Miller (email) |
| kaname | Any EVM Compatible Blockchains | (website) |
| kdid | FISCO BCOS | KINGDOM FINTECH(BEIJING)CO,LTD. (email) |
| keri | Ledger agnostic | Dr. Sam Smith, Charles Cunningham, Phil Feairheller (email) |
| key | Ledger-independent DID method based on public/private key pairs | Rick Astley (thank you for your inspiration), Manu Sporny, Dmitri Zagidulin, Dave Longley, Orie Steele |
| kilt | KILT Blockchain | BOTLabs GmbH (email) (website) |
| klay | Klaytn | Ontology Foundation |
| klayr | Klayr Sidechain | Aldo Suhartono Putra (email) (website) |
| knox | Knox Networks | Francis Kim (email) (website) |
| kr | Korea Mobile Identity System | Ministry of the Interior and Safety, korea (website) |
| kscirc | KSChain Blockchain | K4-Security (website) |
| lac | LACChain Network | LACChain Alliance |
| ldid | ChainMaker | Shujin Public Service (Qingdao) Co., Ltd. (email) |
| life | RChain | lifeID Foundation |
| ling | LING | K4-Security (email) (website) |
| lit | LEDGIS | IBCT (website) |
| m2m | Hyperledger Indy | SmartM2M. Co., Ltd (email) (website) |
| meme | IPFS & DNS & HTTP | DID Meme Maintainers (email) (website) |
| mesh | Trusted Digital Web | Hyperonomy Digital Identity Lab, Parallelspace Corporation (email) (website) |
| meta | Metadium | Metadium Foundation |
| moac | MOAC | MOAC Blockchain Tech, Inc. |
| monid | Ethereum | Min Ju |
| morpheus | Hydra | Internet of People (website) |
| myDiD | DID Specification | (email) (website) |
| mydata | iGrant.io | iGrant.io (website) |
| near | NEAR | Ontology Foundation |
| next | Nextme DIDs Network | Next Labs (email) (website) |
| nft | Ceramic Network | 3Box Labs (email) (website) |
| ns | Web 7.0 Foundation | Web 7.0 Foundation (email) (website) |
| nuggets | Nuggets Network | Nuggets Ltd (email) (website) |
| nuts | Nuts network | Nuts community (email) (website) |
| object | Trusted Digital Web | Hyperonomy Digital Identity Lab, Parallelspace Corporation (email) (website) |
| ockam | Ockam | Ockam |
| omn | OmniOne | OmniOne |
| onion | Ledger agnostic | Blockchain Commons (website) |
| ont | Ontology | Ontology Foundation |
| op | Ocean Protocol | Ocean Protocol |
| orb | Ledger agnostic | Avast (email) (website) |
| oyd | Ledger agnostic | OwnYourData.eu (email) (website) |
| panacea | Panacea | MediBloc |
| peaq | peaq Blockchain | Peaq Technology GmbH (email) (website) |
| peer | peer | Daniel Hardman (email) |
| pid | ProofID Blockchain | Alvin Reyes (email) (website) |
| pistis | Ethereum | Andrea Taglia, Matteo Sinico |
| pkh | Ledger-independent generative DID method based on CAIP-10 keypair expressions | Wayne Chang, Charles Lehner, Juan Caballero, Joel Thorstensson |
| plc | https://plc.directory | Bluesky PBLLC (email) (website) |
| pml | PML Chain | Purple Mountain Laboratories |
| polygon | Polygon (Previously MATIC) | AyanWorks, MATIC |
| polygonid | EVM compatible chains | ZK ID Labs AG, Polygon ID (website) |
| prism | The Cardano blockchain | Input Output Global Inc (IOG) (email) (website) |
| psi | LEDGIS | Police Science Institution (website) |
| psqr | Public Square | Christian Gribneau (email) (website) |
| ptn | PalletOne | PalletOne |
| qes | QES | IDnow GmbH (email) (website) |
| qui | Qui | Hyperonomy Digital Identity Lab, Parallelspace Corporation (email) (website) |
| ray | Ethereum | Ray Peng (email) |
| real | Ethereum | Real Items (email) (website) |
| resume | Resume DID Method and Protocol | Ming-lam Ng with Real Matter Technology and Talent Connect (email) (website) |
| rm | Real-world Asset Tokenization DID Method | Ming-lam Ng (RealMatter) (email) (website) |
| safe | Safe | Safe Ecosystem Foundation (email) (website) |
| san | SAN Cloudchain | YLZ Inc. |
| schema | Multiple storage networks, currently public IPFS and evan.network IPFS | 51nodes GmbH |
| scid | StraitsChain | Lorna (email) (website) |
| self | Ledger agnostic | Nikos Fotiou (email) (website) |
| selfkey | Ethereum | SelfKey |
| sideos | Ledger agnostic | sideos GmbH (website) |
| signor | Ethereum, Hedera Hashgraph, Quorum, Hyperledger Besu | Cryptonics (website) |
| sirius | ProximaX Sirius Chain | ProximaX Singapore Pte. Ltd. (website) |
| snail | Penpal network | Amy Guy, Dmitri Zagidulin (email) |
| snplab | SNPLab MyD Network | SNPLab Inc. (email) (website) |
| sol | Solana | Identity.com (email) (website) |
| sov | Sovrin | Mike Lodder |
| ssb | Secure Scuttlebutt | Charles E. Lehner |
| ssw | Initial Network | SK telecom (website) |
| stack | Bitcoin | Jude Nelson |
| tangle | IOTA Tangle | BiiLabs Co., Ltd. |
| tdid | FISCO BCOS | Tencent Technology (Shenzhen) Co.Ltd (email) (website) |
| theseries | IPFS | Hang Hang (email) |
| ti | TiChain | Hunan tianhe Guoyun Technology Co.Ltd (email) (website) |
| tls | Ethereum | Ulrich Gallersdörfer, Kilian Käslin |
| trust | TrustChain | TrustCerts GmbH |
| trustbloc | Hyperledger Fabric | SecureKey |
| trx | TRON | Ontology Foundation |
| ttm | TMChain | Token.TM |
| twit | Twit | DID Twit GitHub (website) |
| tyron | Zilliqa | Julio Cabrapan Duarte |
| tys | DID Specification | Chainyard |
| tz | Tezos | Spruce Systems, Inc. (website) |
| unik | uns.network | Space Elephant SAS (website) |
| unisot | Bitcoin SV | UNISOT AS (website) |
| uns | uns.network | Space Elephant SAS (website) |
| uport | Ethereum | uPort |
| v1 | Veres One DLT | Veres One Maintainer (Digital Bazaar) (email) (website) |
| vaa | bif | China Academy of Information and Communications Technology (CAICT) |
| valyu | undefined | Valyu Network LTD (email) (website) |
| vaultie | Ethereum | Vaultie Inc. |
| vertu | VERTU | V2 (email) |
| vid | VP | VP Inc. |
| vivid | NEO2, NEO3, Zilliqa | Vivid (website) |
| vtid | | JianKong (email) |
| vvo | Vivvo | Vivvo Application Studios |
| web | Web | Oliver Terbu, Mike Xu, Dmitri Zagidulin, Amy Guy |
| web7 | Web 7.0 Foundation | Web 7.0 Foundation (email) (website) |
| webs | Web, and Key Event Receipt Infrastructure (KERI) | Trust over IP (ToIP) DID Method webs Task Force (email) (website) |
| wlk | Weelink Network | Weelink |
| work | Hyperledger Fabric | Workday, Inc. |
| yourd | YourD compatible chains | YourD (website) |
| zk | Arweave | zCloak Network Research (email) (website) |
| zkme | EVM compatible chains. Primary on Polygon | zkMe |