Last Call

NumberTitleAuthorNeeds Council Approval Review Period Ends
679 Bucket restructuring for changing stream data folder structure Mugdha Goel Yes Thu, 30 Mar 2023 07:00:00 +0000
690 Identify Community Nodes in Address Book and Related API Kim Rader Yes Mon, 27 Mar 2023 07:00:00 +0000
694 Real-time events in JSON-RPC Relay Ivo Yankov No Mon, 10 Apr 2023 07:00:00 +0000


NumberTitleAuthorNeeds Council Approval Release
22 ZKP-based Selective Attribute Disclosure in the DID SDK Maurizio Binello, Tim McHale No


NumberTitleAuthorNeeds Council Approval Release
11 Layer-2 Smart Contract Network Bryce Doganer, Lucas Henning No
13 Hedera Name Service H. Bart No
173 Opt-in merged scheduling Michael Tinker, Anirudh Ghanta Yes
179 External Transaction Signing for SDK and other clients Danno Ferrin No
198 Ledger ID Leemon Baird Yes
254 Swift SDK Soochul Yang No
27 DID improvements to offer a broader support and interoperability for the Hedera DID method Jo Vercammen No
30 CAIP Identifiers for the Hedera Network Danno Ferrin No
323 C SDK Greg Scullard, Romain Menetrier No
338 Signature and Wallet Providers Daniel Akhterov No
351 Add UtilPrngTransaction Jaewook Kim, Leemon Baird Yes v0.28.0
394 Add Expected Decimal Information to TokenMint, TokenBurn, and TokenWipeAccount Ryan Leckey Yes
423 Long Term Scheduled Transactions Patrick Staton Yes
478 Interoperability Between Smart Contracts and HCS John Conway, Walter Hernandez, Mohsin Qamar, Michael Garber, Pathorn Tengkiattrakul No
482 JSON-RPC Relay Mitchell Martin, Steven Sheehy No
513 Smart Contract Traceability Extension Stoyan Panayotov, Mustafa Uzun, Steven Sheehy Yes
583 Expand alias support in CryptoCreate & CryptoTransfer Transactions Nana Essilfie-Conduah Yes
584 Mirror EVM Archive Node Ivan Kavaldzhiev, Mustafa Uzun Yes
631 Account Virtual Addresses Nana Essilfie-Conduah Yes
632 Hedera Account Service (HAS) System Contract Nana Essilfie-Conduah, Luke Lee Yes
639 Errata records Michael Tinker Yes
646 Fungible Token Metadata Field May Chan Yes
657 Mutable metadata fields for dynamic NFTs Patches Punks Yes


NumberTitleAuthorNeeds Council Approval Release
1 Hedera Improvement Proposal Process Ken Anderson, Serg Metelin, Simi Hunjan No
213 Application Signs for End User Justin Atwell, Greg Scullard No
405 Fungible Token Metadata JSON Schema Paul Madsen, Cooper Kunz No
412 NFT Token Metadata JSON Schema v2 May Chan No


NumberTitleAuthorNeeds Council Approval Release
15 Address Checksum Leemon Baird Yes
16 Entity Auto-Renewal Leemon Baird, Nosh Mody, Quan Nguyen Yes
17 Non-Fungible Tokens Daniel Ivanov Yes v0.17.2
171 Add Message Sender's Account Id to Mirror Node API Response John Conway Yes
18 Custom Hedera Token Service Fees Cooper Kunz, Rahul Kothari Yes v0.16.0
185 Smart Contract Service Gas Based Throttling Danno Ferrin Yes v0.22.0
19 Decentralized Identifiers in Memo Fields Nick White, Jonathan Padilla, Atticus Francken, Steve Frenkel, Alex McComb, Daniel Norkin No
206 Hedera Token Service Precompiled Contract for Hedera SmartContract Service Danno Ferrin Yes v0.22.0
21 Free network info query Simi Hunjan Yes v0.22.0
218 Smart Contract interactions with Hedera Token Accounts Danno Ferrin Yes v0.24.0
222 Support ECDSA(secp256k1) keys Michael Tinker Yes v0.21.0
226 Mirror Node Contract Execution Results REST API Nana Essilfie-Conduah Yes v0.46
227 Mirror Node Search Contract Execution Log REST API Nana Essilfie-Conduah Yes v0.47
23 Make the need for token association opt-in Gerbert Vandenberghe Yes v0.19.0
24 Pause feature on Hedera Token Service [email protected], [email protected], [email protected] Yes v0.19.0
25 On-disk Virtual Merkle Tree Richard Bair, Jasper Potts Yes
26 Migrate Smart Contract Service EVM to Hyperledger Besu EVM Daniel Ivanov, Danno Ferrin Yes v0.22.0
28 Guardian Type Solution Matthew Smithies, Wes Geisenberger, Serg Metelin, Ken Anderson, Daniel Norkin, Prernaa Agarwal No
29 JavaScript DID SDK Daniel Norkin No
31 Add Token Transfer Decimal Information Chris Campbell Yes v0.22.0
32 Auto Account Creation Leemon Baird Yes v0.21.0
329 Support CREATE2 opcode Michael Tinker Yes v0.23.0
33 Add Network ID Field to Info Responses Simi Hunjan, David Matusevich, Leemon Baird, Mark Williamson, Alex Popowycz Yes v0.22.0
331 Mirror REST NFT info balance endpoint May Chan Yes v0.51
336 Approval and Allowance API for Tokens Albert Tam Yes v0.25.0
358 Allow Token Create Through Hedera Token Service Precompiled Contract Stoyan Panayotov, Dimitar Dinev Yes v0.25.0
367 Unlimited Token Associations Per Account Anirudh Ghanta Yes v0.25.0
372 Entity Auto-Renewals and Expiry Window Leemon Baird, Nosh Mody, Quan Nguyen Yes
376 Support Approve/Allowance/transferFrom standard calls from ERC20 and ERC721 Stoyan Panayotov Yes v0.26.0
406 Staking Leemon Baird Yes v0.27.0
410 Wrapping Ethereum Transaction Bytes in a Hedera Transaction Danno Ferrin Yes v0.26.0
415 Introduction Of Blocks Daniel Ivanov, Ivan Kavaldzhiev, Steven Sheehy Yes v0.26.0
435 Record Stream V6 Stoyan Panayotov Yes v0.28.0
449 Record stream specification for expiring smart contracts Michael Tinker, Steven Sheehy Yes v0.29.0
475 Exchange rate system contract Michael Tinker Yes v0.26.0
514 Hedera Token Service Precompiled Contract Token Management Functions Nana Essilfie-Conduah Yes v0.29.0
542 Payer-sponsored auto-account creation with HTS assets Michael Tinker Yes v0.31.0
564 Zero unit token operations in smart contracts Matthew DeLorenzo, Vae Vecturne Yes v0.31.0
573 Blanket exemptions for custom fee collectors Michael Tinker Yes v0.31.0


NumberTitleAuthorNeeds Council Approval Release
10 Token Metadata JSON Schema Sam Wood, Susan Chan, Stephanie Yi, Khoa Luong No
14 Token Hold Functionality Fernando Paris, Fernando Paris Yes
20 Standardized URI scheme to reference Hedera data Khoa Luong, Sam Wood, Stephanie Yi, Declan Fox Yes
260 Smart Contract Traceability Danno Ferrin Yes