crates.io · #2519 most downloaded on crates.io

alloy-chains

0.2.3917M downloads/moalloy-rs/chains ↗New releases in your daily digest, changelog included.

Canonical type definitions for EIP-155 chains

Last release 21 days ago
16 Sep 2026
Ships fairly regularly
a new release about every 3 weeks
Most releases are documented
notes for 53 of the last 60 stable releases
Nothing withdrawn
no release was ever pulled
3 years old
110 releases · first in 2023

Release timeline

110 releases since 2023

2023202420252026

Releases

0.2.3916 Sept 2026
chore: Release alloy-chains version 0.2.39
chore: Release alloy-chains version 0.2.39
Open source →
Additional notes
Dependencies

[deps] Bump taiki-e/install-action from 2.87.2 to 2.87.8 in the ci-weekly group (#324)

Features

[registry] Add whitechain-sepolia (1874) (#325)

Add Arc mainnet (#327)
Open source →
0.2.3811 Sept 2026
fix: ignore unaffected ruint advisory by @mattsse in #313
What's Changed

fix: ignore unaffected ruint advisory by @mattsse in #313

chore(deps): bump taiki-e/install-action from 2.85.2 to 2.85.7 in the ci-weekly group by @dependabot[bot] in #315

feat: update Ronin and Ronin testnet chain metadata by @huyhuynh3103 in #314

chore(deps): bump the ci-weekly group with 3 updates by @dependabot[bot] in #316

chore(deps): bump the ci-weekly group with 2 updates by @dependabot[bot] in #317

feat: add hyperliquid testnet by @mattsse in #318

fix: correct hyperliquid mainnet blocktime hint by @mattsse in #319

chore(deps): bump taiki-e/install-action from 2.86.2 to 2.86.7 in the ci-weekly group by @dependabot[bot] in #320

fix: preserve changelog history during releases by @DaniPopes in #321

chore(deps): bump taiki-e/install-action from 2.86.7 to 2.87.2 in the ci-weekly group by @dependabot[bot] in #322

Full Changelog: v0.2.37...v0.2.38

One column per month.

Additional notes

Bug Fixes

Preserve changelog history during releases (#321)
Correct hyperliquid mainnet blocktime hint (#319)
Ignore unaffected ruint advisory (#313)

Dependencies

[deps] Bump taiki-e/install-action from 2.86.7 to 2.87.2 in the ci-weekly group (#322)
[deps] Bump taiki-e/install-action from 2.86.2 to 2.86.7 in the ci-weekly group (#320)
[deps] Bump the ci-weekly group with 2 updates (#317)
[deps] Bump the ci-weekly group with 3 updates (#316)
[deps] Bump taiki-e/install-action from 2.85.2 to 2.85.7 in the ci-weekly group (#315)

Features

Add hyperliquid testnet (#318)
Update Ronin and Ronin testnet chain metadata (#314)

Miscellaneous Tasks

Release 0.2.38

Open source →

0.2.379 Aug 2026

feat: add BSC chain helper by @mattsse in #308

What's Changed

feat: add BSC chain helper by @mattsse in #308
chore(deps): bump the ci-weekly group with 2 updates by @dependabot[bot] in #309
chore(deps): bump the ci-weekly group across 1 directory with 3 updates by @dependabot[bot] in #311
feat: add Tempo devnet explorer metadata by @decofe in #312

Full Changelog: v0.2.36...v0.2.37

Open source →

Additional notes

Dependencies

[deps] Bump the ci-weekly group across 1 directory with 3 updates (#311)
[deps] Bump the ci-weekly group with 2 updates (#309)

Features

Add Tempo devnet explorer metadata (#312)
Add BSC chain helper (#308)

Miscellaneous Tasks

Release 0.2.37

Open source →

0.2.3613 Jul 2026

chore: Release alloy-chains version 0.2.36

Open source →

Additional notes

Dependencies

[deps] Bump the ci-weekly group with 2 updates (#306)

Features

Add Pharos mainnet and testnet (#307)

Miscellaneous Tasks

Release 0.2.36

Open source →

0.2.356 Jul 2026

chore: Release alloy-chains version 0.2.35

Open source →

Additional notes

Bug Fixes

Quote dependabot schedule time (#297)
Update BSC blocktime spec asset (#290)
Fix megaeth blockchain explorer url (#286)
Move BattleChainTestnet from legacy -> EIP-1559-supporting chains (#270)

Dependencies

[deps] Bump the ci-weekly group with 2 updates (#304)
[deps] Bump the ci-weekly group across 1 directory with 2 updates (#298)
[deps] Update phf requirement from 0.13 to 0.14 in the cargo-weekly group (#301)
[deps] Bump astral-sh/setup-uv from 6 to 7 (#295)
[deps] Bump taiki-e/install-action from 2.74.0 to 2.75.14 (#281)
Harden supply chain — pin actions, lock permissions (#276)

Documentation

Correct etherscan url examples in Chain spec

Features

Add BattleChain (#299)
[fluent] Add fluent mainnet, fix incorrect explorer links for fluent devnet and testnet (#282)
Add Gravity mainnet (127001) (#275)
Add Redbelly Network (151) and testnet (153) (#273)
Add Radius Network and Radius Testnet (#269)
Add TempoDevnet chain (31318) (#272)
Add Plume support (#268)

Miscellaneous Tasks

Release 0.2.35
Group weekly dependabot updates (#296)
Group dependabot updates by ecosystem (#284)
[release] V0.2.34 (#274)
Update assets

Other

Add Robinhood mainnet (#303)
Set rust-toolchain inputs explicitly (#302)
Update BSC block interval (#288)
Add cargo dependabot updates (#278)

Refactor

Generate chain registry (#291)

Styling

Add Linea blocktime hints (#292)

Open source →

0.2.3414 Apr 2026

chore: Release alloy-chains version 0.2.34

Open source →

0.2.3324 Mar 2026

chore: Release alloy-chains version 0.2.33

Open source →

Additional notes

Bug Fixes

Update Tempo mainnet explorer URL (#263)

Features

Battlechain testnet (#267)
Add native currency symbol for Tempo chains (#266)

Miscellaneous Tasks

Release 0.2.33
[release] V0.2.32 (#264)

Other

Update ronin config (#265)

Open source →

0.2.3218 Mar 2026

chore: Release alloy-chains version 0.2.32

Open source →

0.2.318 Mar 2026

chore: Release alloy-chains version 0.2.31

Open source →

Additional notes

Bug Fixes

Storyscan doesn't support /v2 api (#260)
Add Sepolia to etherscan_api_key_name (#257)
Update zkSync explorer URLs to use native block explorer API (#253)

Features

Add Robinhood Testnet chain (ID 46630) (#262)
Add Etherlink Shadownet for gas calculation via RPC (#258)

Miscellaneous Tasks

Release 0.2.31

Other

Update List of chains which support Shanghai (#261)
Update conflux scan link (#256)
Update nativeCurrencySymbol of Stable Mainnet (#255)
Add some missing chains with ETH as native currency (#254)

Open source →

0.2.3023 Jan 2026

chore: Release alloy-chains version 0.2.30

Open source →

Additional notes

Miscellaneous Tasks

Release 0.2.30

Other

Add Arc testsnet (#251)

Open source →

0.2.2921 Jan 2026

chore: Release alloy-chains version 0.2.29

Open source →

Additional notes

Features

Add is_custom_sourcify for chains with Sourcify-compatible APIs (#250)

Miscellaneous Tasks

Release 0.2.29

Open source →

0.2.2820 Jan 2026

chore: Release alloy-chains version 0.2.28

Open source →

Additional notes

Documentation

Changelog

Miscellaneous Tasks

Release 0.2.28

Other

Adds Polkadot Kusama (#249)
Update nativeCurrencySymbol of Stable Testnet (#248)
Update to tempoxyz (#247)
Update Plasma (9745) and Added Plasma Testnet (9746) (#245)

Open source →

0.2.2712 Jan 2026

Update Tempo contract verification URLs

Bug Fixes

Update Tempo contract verification URLs (#242)

Dependencies

Bump version (#244)

Features

Mainnet (#241)

Miscellaneous Tasks

Release 0.2.27

Open source →

0.2.2612 Jan 2026

Nothing published for this version

0.2.257 Jan 2026

### Features - Add tempo moderato (#240) ### Miscellaneous Tasks - Release 0.2.25

Features

Add tempo moderato (#240)

Miscellaneous Tasks

Release 0.2.25

Open source →

0.2.2424 Dec 2025

### Bug Fixes - T supports shanghai (#235) - T 500ms (#234) ### Miscellaneous Tasks - Release 0.2.24 - Release 0.2.23 (#236) ### Other - Add MegaETH a

Bug Fixes

T supports shanghai (#235)
T 500ms (#234)

Miscellaneous Tasks

Release 0.2.24
Release 0.2.23 (#236)

Other

Add MegaETH and testnet (#239)
Add Paseo PassetHub (#238)
SKALE Base chain Id update (#237)

Open source →

0.2.239 Dec 2025

Nothing published for this version

0.2.228 Dec 2025

Add XDC Mainnet + Testnet [Chain ID 50 + 51]

Features

Add tempo testnet (#233)
Add monad mainnet (#227)

Miscellaneous Tasks

Release 0.2.22
Release 0.2.21 (#232)
Release 0.2.20 (#228)
Release 0.2.19 (#226)

Other

Add XDC Mainnet + Testnet [Chain ID 50 + 51] (#231)
Add new SKALE Base chains: Sepolia Testnet and Mainnet (#230)
Add Stable Mainnet [Chain ID 988] (#225)
Add Stable Testnet [Chain ID 2201] (#224)

Open source →

0.2.211 Dec 2025

Nothing published for this version

0.2.2019 Nov 2025

Nothing published for this version

0.2.1917 Nov 2025

Nothing published for this version

0.2.1812 Nov 2025

Update celo sepolia api to etherscan

Bug Fixes

Update celo sepolia api to etherscan (#218)

Features

Add is gnosis helper (#221)

Miscellaneous Tasks

Release 0.2.18
Add MemeCore (#223)
Release 0.2.17 (#219)

Other

Adds Polkadot Testnet (#222)

Open source →

0.2.1729 Oct 2025

Nothing published for this version

0.2.1628 Oct 2025

### Miscellaneous Tasks - Release 0.2.16 - Add Cannon (#216) - Update code owners (#215) - Update MSRV in README (#213) - Release 0.2.15 (#214) ### Ot

Miscellaneous Tasks

Release 0.2.16
Add Cannon (#216)
Update code owners (#215)
Update MSRV in README (#213)
Release 0.2.15 (#214)

Other

Add sei-test net (#212)

Open source →

0.2.1522 Oct 2025

Nothing published for this version

0.2.1430 Sept 2025

### Miscellaneous Tasks - Release 0.2.14 - Add plasma (#210) - Rm doc_auto_cfg

Miscellaneous Tasks

Release 0.2.14
Add plasma (#210)
Rm doc_auto_cfg (#211)

Open source →

0.2.1326 Sept 2025

[chains] Add signet pecorino testnet

Features

[chains] Add signet pecorino testnet (#209)

Miscellaneous Tasks

Release 0.2.13

Open source →

0.2.1219 Sept 2025

Katana now requires an ETHERSCAN_API_KEY

Bug Fixes

Katana now requires an ETHERSCAN_API_KEY (#208)

Miscellaneous Tasks

Release 0.2.12

Open source →

0.2.1119 Sept 2025

### Bug Fixes - Update Katana URLs (#207) ### Miscellaneous Tasks - Release 0.2.11

Bug Fixes

Update Katana URLs (#207)

Miscellaneous Tasks

Release 0.2.11

Open source →

0.2.1018 Sept 2025Deprecated

Sonic Blaze deprecated, Sonic Testnet chain id update, explorer URL update

Bug Fixes

Update Avalance URLs, now use Etherscan API key (#203)
Sonic Blaze deprecated, Sonic Testnet chain id update, explorer URL update (#202)
Use correct etherscan URL for bsc (#197)

Miscellaneous Tasks

Release 0.2.10
Deprecate Polygon Mumbai, Polygon ZKEvm and Polygon ZkEvm Testnet, fix POLYGONSCAN_API_KEY (#204)
Deprecate kakarot sepolia (#200)
Go through all verification API endpoints and deprecate / fix those that are down (#196)
Set native token for celo, smol match change (#194)
Remove hoodi etherscan todo (#191)

Other

Update Celo chains (#206)

Open source →

0.2.928 Aug 2025

Add base, optimism native token name

Miscellaneous Tasks

Release 0.2.9
Add base, optimism native token name (#193)
Use Option::unzip now that msrv is 1.81 (#192)

Open source →

0.2.821 Aug 2025

### Miscellaneous Tasks - Release 0.2.8 - Remove deprecated functions (#189) - Tweak inline

Miscellaneous Tasks

Release 0.2.8
Remove deprecated functions (#189)
Tweak inline (#188)

Open source →

0.2.719 Aug 2025

Update BSC poll interval to reflect BSC block time

Features

Add is_polygon (#185)
Add Injective (#184)

Miscellaneous Tasks

Release 0.2.7
Make katana opstack (#187)
Make celo opstack (#186)
Update BSC poll interval to reflect BSC block time (#181)

Other

Adds fluent devnet and testnet (#179)
Support Fuse chain (#180)

Open source →

0.2.619 Jul 2025

### Features - Adds katana and lisk (#178) ### Miscellaneous Tasks - Release 0.2.6 ### Other - Add Hyperevmscan.io

Features

Adds katana and lisk (#178)

Miscellaneous Tasks

Release 0.2.6

Other

Add Hyperevmscan.io (#177)

Open source →

0.2.52 Jul 2025

Bump edition 2024 and msrv 1.85

Dependencies

Bump edition 2024 and msrv 1.85 (#172)

Features

Implement arbitrary for NamedChain (#171)

Miscellaneous Tasks

Release 0.2.5
Update etherscan api urls to v2 (#174)

Styling

Update monad testnet explorer (#175)

Open source →

0.2.49 Jun 2025

### Features - Add InjectiveTestnet (#168) ### Miscellaneous Tasks - Release 0.2.4

Features

Add InjectiveTestnet (#168)

Miscellaneous Tasks

Release 0.2.4

Open source →

0.2.33 Jun 2025

### Features - Update berachain (#167) ### Miscellaneous Tasks - Release 0.2.3 ### Other - Update Rootstock (rsk) chain

Features

Update berachain (#167)

Miscellaneous Tasks

Release 0.2.3

Other

Update Rootstock (rsk) chain (#166)

Open source →

0.2.225 May 2025

### Miscellaneous Tasks - Release 0.2.2 - Update outdated legacy chains

Miscellaneous Tasks

Release 0.2.2
Update outdated legacy chains (#165)

Open source →

0.2.116 May 2025

Introduces elastic network named chains

Features

Introduces elastic network named chains (#164)

Miscellaneous Tasks

Release 0.2.1
Add is_ helper fns (#163)

Other

Add corn chain (#162)

Styling

Add Rootstock testnet chain (#161)

Open source →

0.2.09 Apr 2025

### Dependencies - [deps] Primitives 1.0 (#157) ### Miscellaneous Tasks - Release 0.2.0 ### Other - Add sei

Dependencies

[deps] Primitives 1.0 (#157)

Miscellaneous Tasks

Release 0.2.0

Other

Add sei (#160)

Open source →

0.1.6928 Mar 2025

### Features - Update sonic blaze (#159) ### Miscellaneous Tasks - Release 0.1.69

Features

Update sonic blaze (#159)

Miscellaneous Tasks

Release 0.1.69

Open source →

0.1.6827 Mar 2025

### Features - Etherscan URLs for Hoodi (#156) ### Miscellaneous Tasks - Release 0.1.68

Features

Etherscan URLs for Hoodi (#156)

Miscellaneous Tasks

Release 0.1.68

Open source →

0.1.6725 Mar 2025

Update happychain testnet explorer url

Bug Fixes

Update happychain testnet explorer url (#154)

Features

Update berachain bepolia (#155)

Miscellaneous Tasks

Release 0.1.67

Open source →

0.1.6617 Mar 2025

### Features - Add hoodi fn (#153) ### Miscellaneous Tasks - Release 0.1.66 - Allow paste

Features

Add hoodi fn (#153)

Miscellaneous Tasks

Release 0.1.66
Allow paste (#151)

Open source →

0.1.6517 Mar 2025

### Features - Add hoodi (#150) - Add polygon symbol (#149) - Add abstract (#147) ### Miscellaneous Tasks - Release 0.1.65

Features

Add hoodi (#150)
Add polygon symbol (#149)
Add abstract (#147)

Miscellaneous Tasks

Release 0.1.65

Open source →

0.1.646 Mar 2025

Add BSC chain id to supports_shanghai

Bug Fixes

Add BSC chain id to supports_shanghai (#146)

Miscellaneous Tasks

Release 0.1.64

Open source →

0.1.6324 Feb 2025

### Miscellaneous Tasks - Release 0.1.63 - Add hyperliquid (#145) - Add monad testnet

Miscellaneous Tasks

Release 0.1.63
Add hyperliquid (#145)
Add monad testnet (#144)

Open source →

0.1.6218 Feb 2025

Add methods for Unichain mainnet and sepolia

Dependencies

[deps] Bump strum

Features

Add methods for Unichain mainnet and sepolia (#143)

Miscellaneous Tasks

Release 0.1.62

Other

Add story (#142)

Open source →

0.1.6113 Feb 2025

### Features - Add telos aliases (#141) ### Miscellaneous Tasks - Release 0.1.61

Features

Add telos aliases (#141)

Miscellaneous Tasks

Release 0.1.61

Open source →

0.1.6012 Feb 2025

### Features - Add unichain (#139) ### Miscellaneous Tasks - Release 0.1.60

Features

Add unichain (#139)

Miscellaneous Tasks

Release 0.1.60

Open source →

0.1.597 Feb 2025

### Miscellaneous Tasks - Release 0.1.59 ### Other - Add berachain

Miscellaneous Tasks

Release 0.1.59

Other

Add berachain (#138)

Open source →

0.1.581 Feb 2025

Add inverse partialeq for chainid

Features

Add inverse partialeq for chainid (#136)

Miscellaneous Tasks

Release 0.1.58

Other

Rustfmt
Add Superposition testnet/mainnet (#137)

Open source →

0.1.5722 Jan 2025

### Features - Add sonic mainnet (#135) ### Miscellaneous Tasks - Release 0.1.57

Features

Add sonic mainnet (#135)

Miscellaneous Tasks

Release 0.1.57

Open source →

0.1.5616 Jan 2025

Added Soneium chain, updated Minato explorer

Bug Fixes

Berachain chain information (#133)

Features

Added berachain (#132)

Miscellaneous Tasks

Release 0.1.56

Other

Added Soneium chain, updated Minato explorer (#134)

Open source →

0.1.5510 Jan 2025

### Features - Add kaia (#131) ### Miscellaneous Tasks - Release 0.1.55

Features

Add kaia (#131)

Miscellaneous Tasks

Release 0.1.55

Open source →

0.1.548 Jan 2025

[deps] Bump alloy-primitives 0.8.18

Bug Fixes

Ink network info (#130)

Dependencies

[deps] Bump alloy-primitives 0.8.18 (#129)

Features

Add bob and bob sepolia (#128)

Miscellaneous Tasks

Release 0.1.54

Other

Remove 0x prefix from hex literal string to fix build (#127)

Open source →

0.1.536 Jan 2025

Add treasure mainnet and topaz testnet

Features

Add treasure mainnet and topaz testnet (#126)

Miscellaneous Tasks

Release 0.1.53

Open source →

0.1.524 Jan 2025

Add arbitrum chain methods to Chain

Features

Add happychain testnet (#125)
Add arbitrum chain methods to Chain (#123)

Miscellaneous Tasks

Release 0.1.52
Update codeowners (#124)

Open source →

0.1.5123 Dec 2024

### Miscellaneous Tasks - Release 0.1.51 ### Other - Add zeta

Miscellaneous Tasks

Release 0.1.51

Other

Add zeta (#122)

Open source →

0.1.5023 Dec 2024

Adding in Ink Mainnet information

Miscellaneous Tasks

Release 0.1.50
Fix spec

Other

Adding in Ink Mainnet information (#120)

Open source →

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