Cardano Improvement
Proposals

155Contributors

106CIPs

11CPSs

8Merged

48Open

Filters

ActiveMeta
#1
CIP Process
Frederic Johnson, Sebastien Guillemot, Matthias Benkort, Duncan Coutts, Michael Peyton Jones, and Robert Phair
ActiveMeta
Created onMarch 21, 2020
ActiveWallets
#2
Coin Selection Algorithms for Cardano
Jonathan Knowles
ActiveWallets
Created onMay 4, 2020
ActiveWallets
#3
Wallet Key Generation
Matthias Benkort, and Sebastien Guillemot
ActiveWallets
Created onMay 7, 2020
ProposedWallets
#4
Wallet Checksums
Ruslan Dudin, and Sebastien Guillemot
ProposedWallets
Created onMay 1, 2019
ActiveTools
#5
Common Bech32 Prefixes
Matthias Benkort
ActiveTools
Created onMay 28, 2020
ActiveTools
#6
Stake Pool Extended Metadata
Markus Gufler, and Mike Fullman
ActiveTools
Created onJuly 20, 2020
ProposedLedger
#7
Curve Pledge Benefit
Shawn McMurdo
ProposedLedger
Created onAugust 11, 2020
ActiveTools
#8
Message Signing
Sebastien Guillemot
ActiveTools
Created onSeptember 28, 2020
ActiveLedger
#9
Protocol Parameters (Shelley Era)
Kevin Hammond
ActiveLedger
Created onJanuary 29, 2021
ActiveMetadata
#10
Transaction Metadata Label Registry
Sebastien Guillemot
ActiveMetadata
Created onOctober 31, 2020
ActiveWallets
#11
Staking key chain for HD wallets
Sebastien Guillemot, and Matthias Benkort
ActiveWallets
Created onNovember 4, 2020
ProposedMetadata
#12
On-chain stake pool operator to delegates communication
Marek Mahut, Sebastien Guillemot, and Ján Hrnko
ProposedMetadata
Created onNovember 7, 2020
ProposedWallets
#13
Cardano URI Scheme
Robert Phair, Sebastien Guillemot, and Vicente Almonacid
ProposedWallets
Created onSeptember 22, 2020
ActiveTokens
#14
User-Facing Asset Fingerprint
Matthias Benkort, and Rodney Lorrimar
ActiveTokens
Created onFebruary 1, 2020
ActiveMetadata
#15
Registration Transaction Metadata Format
Sebastien Guillemot, Rinor Hoxha, and Mikhail Zabaluev
ActiveMetadata
Created onJanuary 5, 2020
ActiveTools
#16
Cryptographic Key Serialisation Formats
Luke Nadur
ActiveTools
Created onDecember 21, 2020
Inactive (abandoned for lack of interest)Tools
#17
Cardano Delegation Portfolio
Matthias Benkort
Inactive (abandoned for lack of interest)Tools
Created onApril 2, 2020
ProposedWallets
#18
Multi-Stake-Keys Wallets
Matthias Benkort
ProposedWallets
Created onMarch 18, 2020
ActiveLedger
#19
Cardano Addresses
Matthias Benkort
ActiveLedger
Created onMarch 25, 2020
ActiveMetadata
#20
Transaction message/comment metadata
Martin Lang, Ola Ahlman, and Andrew Westberg
ActiveMetadata
Created onJune 13, 2021
ActiveWallets
#21
Transaction requirements for interoperability with hardware wallets
Gabriel Kerekes, Rafael Korbas, and Jan Mazak
ActiveWallets
Created onJune 15, 2021
ActiveTools
#22
Pool operator verification
Andrew Westberg, Martin Lang, and Ola Ahlman
ActiveTools
Created onJune 21, 2021
ProposedLedger
#23
Fair Min Fees
Shawn McMurdo
ProposedLedger
Created onFebruary 4, 2021
ProposedWallets
#24
Non-Centralizing Rankings
Shawn McMurdo
ProposedWallets
Created onSeptember 15, 2020
ActiveTokens
#25
Media Token Metadata Standard
Alessandro Konrad, and Smaug
ActiveTokens
Created onApril 8, 2021
ActiveMetadata
#26
Cardano Off-Chain Metadata
Matthias Benkort, Michael Peyton Jones, and Polina Vinogradova
ActiveMetadata
Created onAugust 10, 2021
ActiveTokens
#27
CNFT Community Royalties Standard
Huth S0lo, and TheRealAdamDean
ActiveTokens
Created onAugust 29, 2021
ActiveLedger
#28
Protocol Parameters (Alonzo Era)
Kevin Hammond
ActiveLedger
Created onOctober 14, 2021
ActiveTools
#29
Phase-1 Monetary Scripts Serialization Formats
Matthias Benkort
ActiveTools
Created onAugust 17, 2020
ActiveWallets
#30
Cardano dApp-Wallet Web Bridge
rooooooooob
ActiveWallets
Created onApril 29, 2021
ActivePlutus
#31
Reference inputs
Michael Peyton Jones
ActivePlutus
Created onNovember 29, 2021
ActivePlutus
#32
Inline datums
Michael Peyton Jones
ActivePlutus
Created onNovember 29, 2021
ActivePlutus
#33
Reference scripts
Michael Peyton Jones
ActivePlutus
Created onNovember 29, 2021
ProposedTools
#34
Chain ID Registry
Sebastien Guillemot
ProposedTools
Created onNovember 24, 2021
ActiveMeta
#35
Changes to Plutus Core
Michael Peyton Jones
ActiveMeta
Created onFebruary 9, 2022
ProposedTools
#36
Catalyst Registration Transaction Metadata Format (Updated)
Giacomo Pasini, Kevin Hammond, and Mark Stopka
ProposedTools
Created onDecember 6, 2021
ProposedLedger
#37
Dynamic Saturation Based on Pledge
Casey Gibson
ProposedLedger
Created onDecember 3, 2021
ActiveLedger
#40
Collateral Output
Sebastien Guillemot, Jared Corduan, and Andre Knispel
ActiveLedger
Created onFebruary 10, 2022
ActivePlutus
#42
New Plutus Builtin serialiseData
Matthias Benkort, and Sebastian Nagel
ActivePlutus
Created onFebruary 9, 2022
ActiveWallets
#45
Decentralized WebRTC dApp-Wallet Communication
Fabian Bormann, and Jaime Caso
ActiveWallets
Created onNovember 29, 2022
ActivePlutus
#49
ECDSA and Schnorr signatures in Plutus Core
Koz Ross, Michael Peyton-Jones, and Iñigo Querejeta Azurmendi
ActivePlutus
Created onApril 27, 2022
ProposedLedger
#50
Pledge Leverage-Based Staking Rewards
Michael Liesenfelt
ProposedLedger
Created onApril 4, 2022
ProposedMeta
#52
Cardano audit best practice guidelines
Simon Thompson
ProposedMeta
Created onApril 25, 2022
ProposedTokens
#54
Cardano Smart NFTs
Kieran Simkin
ProposedTokens
Created onMay 18, 2022
ActiveLedger
#55
Protocol Parameters (Babbage Era)
Jared Corduan
ActiveLedger
Created onMay 19, 2022
ActiveTools
#57
Plutus Contract Blueprint
KtorZ, and scarmuega
ActiveTools
Created onMay 15, 2022
Inactive (superseded by CIP-0121 and CIP-0122)Plutus
#58
Plutus Bitwise Primitives
Koz Ross, and Maximilian König
Inactive (superseded by CIP-0121 and CIP-0122)Plutus
Created onMay 27, 2022
ActiveMeta
#59
Terminology Surrounding Core Features
Jared Corduan
ActiveMeta
Created onJune 9, 2022
ActiveMetadata
#60
Music Token Metadata
Andrew Westberg, Ryan Jones, Justin Morgan, Ian Singer, Anthony Eizmendiz, Session Cruz, Jimmy Londo, Gudbrand Tokerud, Kevin St.Clair, Brandon Loyche, Andrew Donovan, The Finest LLC (DBA So Litty Records), Cristhian Escobar, and Gabriel Stephan Talamantes
ActiveMetadata
Created onJuly 26, 2022
ProposedTokens
#67
Asset Name Label Registry
Alessandro Konrad, and Thomas Vellekoop
ProposedTokens
Created onJuly 13, 2022
ActiveTokens
#68
Datum Metadata Standard
Alessandro Konrad, and Thomas Vellekoop
ActiveTokens
Created onJuly 13, 2022
ActivePlutus
#69
Script Signature Unification
Maksymilian 'zygomeb' Brodowicz
ActivePlutus
Created onAugust 23, 2022
ProposedTools
#71
Non-Fungible Token (NFT) Proxy Voting Standard
Thaddeus Diamond
ProposedTools
Created onOctober 11, 2022
ProposedMetadata
#72
Cardano dApp Registration & Discovery
Bruno Martins, Mateusz Czeladka, and Daniel Main
ProposedMetadata
Created onOctober 18, 2022
ProposedLedger
#74
Set minPoolCost to 0
Robin of Loxley
ProposedLedger
Created onOctober 17, 2022
ProposedLedger
#75
Fair Stake Pool Rewards
Tobias Fancee
ProposedLedger
Created onOctober 21, 2022
ActiveLedger
#80
Transaction Serialization Deprecation Cycle
Jared Corduan
ActiveLedger
Created onNovember 9, 2022
ProposedLedger
#82
Improved Rewards Scheme Parameters
Tobias Fancee
ProposedLedger
Created onJanuary 3, 2022
ActiveMetadata
#83
Encrypted Transaction message/comment metadata (Addendum to CIP-0020)
Martin Lang, Ola Ahlman, Andrew Westberg, and Adam Dean
ActiveMetadata
Created onDecember 8, 2022
ActiveMeta
#84
Cardano Ledger Evolution
Jared Corduan
ActiveMeta
Created onJanuary 30, 2023
ActivePlutus
#85
Sums-of-products in Plutus Core
Michael Peyton Jones
ActivePlutus
Created onJanuary 30, 2023
ProposedMetadata
#86
NFT Metadata Update Oracles
Nicolas Ayotte, George Flerovsky, Samuel Williams, and Nathaniel Lane
ProposedMetadata
Created onNovember 1, 2022
ProposedTokens
#88
Token Policy Registration
Adam Dean
ProposedTokens
Created onFebruary 27, 2023
ProposedPlutus
#91
Don't force Built-In functions
Niels Mündler
ProposedPlutus
Created onFebruary 5, 2023
ProposedTools
#93
Authenticated Web3 HTTP requests
Juan Salvador Magán Valero
ProposedTools
Created onDecember 27, 2022
ActiveTools
#94
On-chain SPO polls
Matthias Benkort, and Markus Gufler
ActiveTools
Created onMarch 21, 2023
ActiveWallets
#95
Web-Wallet Bridge - Conway ledger era
Ryan Williams
ActiveWallets
Created onFebruary 24, 2022
ActiveWallets
#99
Proof of Onboarding
Adam Dean, Carl, and Alex Dochioiu
ActiveWallets
Created onJune 20, 2023
ProposedMetadata
#100
Governance Metadata
Pi Lanningham
ProposedMetadata
Created onApril 9, 2023
ProposedPlutus
#101
Integration of keccak256 into Plutus
Sergei Patrikeev, and Iñigo Querejeta-Azurmendi
ProposedPlutus
Created onJune 13, 2023
ProposedTokens
#102
Royalty Datum Metadata
Sam Delaney
ProposedTokens
Created onAugust 8, 2023
ActiveWallets
#103
Web-Wallet Bridge - Bulk transaction signing
Martín Schere, and Ola Ahlman
ActiveWallets
Created onSeptember 3, 2023
ProposedWallets
#104
Web-Wallet Bridge - Account public key
Ola Ahlman, and Andrew Westberg
ProposedWallets
Created onSeptember 3, 2023
ActiveWallets
#105
Conway era Key Chains for HD Wallets
Ryan Williams
ActiveWallets
Created onSeptember 22, 2023
ProposedWallets
#106
Web-Wallet Bridge - Multisig wallets
Leo
ProposedWallets
Created onOctober 12, 2023
ProposedTools
#107
URI Scheme - Block and transaction objects
Pi Lanningham
ProposedTools
Created onSeptember 22, 2020
ProposedMetadata
#108
Governance Metadata - Governance Actions
Ryan Williams
ProposedMetadata
Created onNovember 23, 2023
ProposedPlutus
#109
Modular Exponentiation Built-in for Plutus Core
Kenneth MacKenzie, Michael Peyton Jones, Iñigo Querejeta-Azurmendi, and Thomas Vellekoop
ProposedPlutus
Created onOctober 5, 2023
ActivePlutus
#110
Plutus v1 Script References
Pi Lanningham
ActivePlutus
Created onDecember 20, 2023
ProposedPlutus
#112
Observe Script Type
Philip DiSarro
ProposedPlutus
Created onJanuary 8, 2024
ProposedTools
#114
CBOR Tags Registry
Steven Johnson
ProposedTools
Created onJanuary 25, 2020
ProposedTools
#115
CBOR tag definition - ED25519-BIP32 Keys
Steven Johnson
ProposedTools
Created onJanuary 19, 2024
ProposedTools
#116
Standard JSON encoding for Domain Types
Vladimir Kalnitsky
ProposedTools
Created onFebruary 22, 2024
ActivePlutus
#117
Explicit script return values
Michael Peyton Jones
ActivePlutus
Created onJanuary 22, 2024
ProposedMetadata
#119
Governance metadata - DReps
Thomas Upfield
ProposedMetadata
Created onFebruary 7, 2024
ProposedMetadata
#120
Constitution specification
Ryan Williams, and Danielle Stanko
ProposedMetadata
Created onMarch 19, 2024
ActivePlutus
#121
Integer-ByteString conversions
Koz Ross, Ilia Rodionov, and Jeff Cheah
ActivePlutus
Created onNovember 17, 2023
ProposedPlutus
#122
Logical operations over BuiltinByteString
Koz Ross
ProposedPlutus
Created onMay 3, 2024
ProposedPlutus
#123
Bitwise operations over BuiltinByteString
Koz Ross
ProposedPlutus
Created onMay 16, 2024
ProposedMetadata
#124
Extend token metadata for translations
Vito Melchionna, Aaron Schmid, and Carolina Isler @LaPetiteADA
ProposedMetadata
Created onMarch 19, 2023
ProposedPlutus
#127
ripemd-160 hashing in Plutus Core
Tomasz Rybarczy
ProposedPlutus
Created onMay 22, 2024
ProposedLedger
#128
Preserving Order of Transaction Inputs
Jonathan Rodriguez
ProposedLedger
Created onFebruary 1, 2024
ProposedTools
#129
Governance Identifiers
Ashish Prajapati
ProposedTools
Created onJuly 15, 2024
ProposedPlutus
#133
Plutus support for Multi-Scalar Multiplication over BLS12-381
Dmytro Kaidalov, Adam Smolarek, and Thomas Vellekoop
ProposedPlutus
Created onAugust 22, 2024
ProposedWallets
#134
Cardano URIs - Address Representation
Steven Johnson
ProposedWallets
Created onAugust 23, 2024
ActiveTools
#135
Disaster Recovery Plan for Cardano networks
Kevin Hammond, Sam Leathers, Alex Moser, Steve Wagendorp, Andrew Westberg, and Nicholas Clarke
ActiveTools
Created onJune 17, 2024
ProposedMetadata
#136
Governance metadata - Constitutional Committee votes
Ryan Williams, and Eystein Magnus Hansen
ProposedMetadata
Created onJuly 17, 2024
ProposedNetwork
#137
Decentralized Message Queue
Jean-Philippe Raynaud, Arnaud Bailly, Marcin Szamotulski, Armando Santos, Neil Davies, and Sebastian Nagel
ProposedNetwork
Created onAugust 2, 2024
ProposedPlutus
#138
Plutus Core Builtin Type - `Array`
Michael Peyton Jones, and Ana Pantilie
ProposedPlutus
Created onSeptember 18, 2024
ActivePlutus
#381
Plutus support for Pairings over BLS12-381
Iñigo Querejeta-Azurmendi
ActivePlutus
Created onFebruary 11, 2022
ActiveLedger
#1694
A First Step Towards On-Chain Decentralized Governance
Jared Corduan, Andre Knispel, Matthias Benkort, Kevin Hammond, Charles Hoskinson, and Samuel Leathers
ActiveLedger
Created onNovember 18, 2022
ActiveWallets
#1852
HD (Hierarchy for Deterministic) Wallets for Cardano
Sebastien Guillemot, and Matthias Benkort
ActiveWallets
Created onOctober 28, 2019
ProposedWallets
#1853
HD (Hierarchy for Deterministic) Stake Pool Cold Keys for Cardano
Rafael Korbas
ProposedWallets
Created onDecember 14, 2020
ActiveWallets
#1854
Multi-signatures HD Wallets
Matthias Benkort, and Pawel Jakubas
ActiveWallets
Created onFebruary 23, 2021
ProposedWallets
#1855
Forging policy keys for HD Wallets
Samuel Leathers, John Lotoski, Michael Bishop, and David Arnold
ProposedWallets
Created onJune 2, 2021
ActiveMeta
#9999
Cardano Problem Statements
Matthias Benkort, and Michael Peyton Jones
ActiveMeta
Created onOctober 14, 2022

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