All

Last Call

Number	Title	Author	Needs 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

Draft

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

Accepted

Number	Title	Author	Needs 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

Active

Number	Title	Author	Needs 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

Final

Number	Title	Author	Needs 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

Replaced

Number	Title	Author	Needs 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