October Dev Tools Guild update

blog/2025-10-31-dtg-october-update/index.md

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+---
+slug: devtoolsguild-october-update
+title: Dev Tools Guild October update
+authors: [abcoathup]
+tags: [update]
+---
+
+# Dev Tools Guild October update
+
+_**TL;DR**: Fusaka upgrade on mainnet December 3, Gitcoin Grants 24 included quadratic & deep funding for developer tooling and Optimism's Retro Funding continues to support member projects._
+
+<!-- truncate -->
+
+## Dev Tools Guild members
+
+* [Gitcoin Grants 24](https://www.gitcoin.co/blog/announcing-gitcoin-grants-24) (GG24) included [quadratic funding](https://giveth.io/qf/gg24dti) and deep funding for developer tooling & infrastructure projects/repositories.
+* Optimism's [Retro Funding: Dev Tooling](https://atlas.optimism.io/missions/retro-funding-dev-tooling) continues to support [Solidity](https://atlas.optimism.io/project/0xcc8d03e014e121d10602eeff729b755d5dc6a317df0d6302c8a9d3b5424aaba8), [Vyper](https://atlas.optimism.io/project/0x9ca1f7b0e0d10d3bd2619e51a54f2e4175e029c87a2944cf1ebc89164ba77ea0), [alloy](https://atlas.optimism.io/project/0x56ce7cbc27852a8d8ef5869dc9033a215c8893f799468f61527dacb9f92be790), [ethers.js](https://atlas.optimism.io/project/0xa3d07f453f70d844196d89d79848aa2e70a0bd8b38bf0f493cba1547bb3bca5e), [viem](https://atlas.optimism.io/project/0x6bd057da522918a4675396313ae33a2f2788a1ceeb3bd7ae228015e3eb317a7d), [web3.py](https://atlas.optimism.io/project/0xebe03c3d6d33cad60124b9b05ef6e2ff056293a1de3c5fa51dfbb90c86c14bf7), [Ape Framework](https://atlas.optimism.io/project/0xa0b16714baef75d97ec07fd48eaf42e79df92fe2a3c2d725d2388ede587ea54c), [Foundry](https://atlas.optimism.io/project/0x4562c0630907577f433cad78c7e2cc03349d918b6c14ef982f11a2678f5999ad), [Scaffold-ETH](https://atlas.optimism.io/project/0x154a42e5ca88d7c2732fda74d6eb611057fc88dbe6f0ff3aae7b89c2cd1666ab) and [Sourcify](https://atlas.optimism.io/project/0x51cda5996ef1a2ccd8fcf4ee5792337695599454c83eb1218c3ad4388dcb5bf5).
+
+### Smart Contract Languages
+#### [Solidity](https://soliditylang.org/) 
+* [Road to Core Solidity](https://www.soliditylang.org/blog/2025/10/21/the-road-to-core-solidity/):  
+  * Core Solidity is a planned revamp of the language with a minimalist standard library, Classic Solidity is the language supported by solc today with planned breaking releases.
+  * [Call for feedback](https://forum.soliditylang.org/t/call-for-feedback-the-long-term-solidity-roadmap/3530).
+* Solidity added [pre-releases](https://x.com/solidity_lang/status/1979169207016153111) for developers to try out experimental features: 
+  * Solidity [v0.8.31-pre.1](https://github.com/argotorg/solidity/releases/tag/v0.8.31-pre.1): adds EIP-7939 CLZ opcode support which results in cheaper compute & ZK proving costs and smaller bytecode size.
+* [Solidity Summit](https://www.soliditylang.org/summit/) November 18 at Devconnect in Buenos Aires: apply for your ticket.  
+  * [First round of Solidity Summit speakers](https://x.com/solidity_lang/status/1983530272953090399).
+
+#### [Vyper](https://vyperlang.org/)
+* [Institutional adoption of Vyper](https://www.youtube.com/watch?v=gzlxgMNqDz8) presentation at Stablecoin Summit.
+* Vyper joined the [Circle Alliance Program](https://x.com/vyperlang/status/1983557292290437611).
+
+### Client Libraries
+#### [alloy](https://alloy.rs/) (Rust)
+* alloy [v1.0.38](https://github.com/alloy-rs/alloy/releases/tag/v1.0.38) - [v1.0.42](https://github.com/alloy-rs/alloy/releases/tag/v1.0.42).
+
+#### [viem](https://viem.sh/) (TypeScript)
+* viem [2.37.10](https://github.com/wevm/viem/releases/tag/viem%402.37.10) - [2.38.6](https://github.com/wevm/viem/releases/tag/viem%402.38.6); v2.38.0 added `sendTransactionSync`, `sendRawTransactionSync`, `writeContractSync` and `sendCallsSync`.
+* App developers using [viem & wagmi for ENS resolution](https://x.com/gregskril/status/1975302868078109068) should update to v2.35+ for automatic support when ENSv2 launches.
+
+### [Web3j](https://docs.web3j.io/)
+* [ERC-4337 smart account tutorial](https://www.lfdecentralizedtrust.org/blog/erc-4337-smart-account-tutorial-with-web3j): create, deploy & interact with smart accounts using Web3j.
+
+### Frameworks and Dev Environments
+#### [Ape Framework](https://docs.apeworx.io/ape)
+* Ape Framework [adding support for Python 3.14](https://x.com/ApeFramework/status/1976413892399202816) (where possible) and deprecating support for Python 3.9 (end of life).
+
+#### [Foundry](https://getfoundry.sh/)
+* Foundry [v1.3.7](https://github.com/foundry-rs/foundry/releases/tag/v1.3.7) - [v1.4.4](https://github.com/foundry-rs/foundry/releases/tag/v1.4.4) 
+  * v1.4.0 is Fusaka upgrade ready, `forge` is published as an npm package, improves performance up to 11% for `forge coverage` & fuzzed tests, adds a formatter built on Solar, improved handling of multichain configs and deployments and improved testing/debugging with backtraces & custom network precompiles.
+
+### Standardisation Tooling
+#### [Sourcify](https://sourcify.dev/)
+* Remix [v1.1.0](https://ethereumremix.substack.com/p/remix-release-v1-1-0) adds Deploy & Verify: verify when deploying contracts with all verifiers.
+* Sourcify took over samczsun's [openchain 4byte signature APIs](https://x.com/SourcifyEth/status/1980657962990600647).
+  * [Analyzing 4byte selector collisions](https://docs.sourcify.dev/blog/signatures-analysis/) shows 648 non-spam collisions.
+
+## Ethereum Layer 1
+
+### Gas limit increase
+
+* Clients increased default gas limit to 60M (up from 45M): Erigon [v3.2.1](https://github.com/erigontech/erigon/releases/tag/v3.2.1), Geth [v1.16.4](https://github.com/ethereum/go-ethereum/releases/tag/v1.16.4), Nethermind [v1.35.0](https://github.com/NethermindEth/nethermind/releases/tag/1.35.0), Reth [v1.4.8](https://github.com/paradigmxyz/reth/releases/tag/v1.4.8) and Teku [25.10.0](https://github.com/Consensys/teku/releases/tag/25.10.0).
+
+
+### :zebra: [Fusaka upgrade](https://forkcast.org/upgrade/fusaka) (December 3 2025)
+
+* Headliner: L2 scaling via [EIP-7594 PeerDAS](https://forkcast.org/upgrade/fusaka#eip-7594) and [EIP-7892 Blob parameter only upgrades](https://forkcast.org/upgrade/fusaka#eip-7892).
+* [mainnet upgrades to Fusaka](https://ethereum-magicians.org/t/all-core-devs-consensus-acdc-168-october-30-2025/25893/2) on December 3.
+* [Blob Parameter Only (BPO) upgrades](https://notes.ethereum.org/@bbusa/fusaka-bpo-timeline) (increase blobs per block target and maximum parameters):
+    * BPO1: 10/15 (target/max blobs per block) December 9.
+    * BPO2: 14/21 (target/max blobs per block) January 7, 2026.
+* Holešky, Sepolia & Hoodi testnets were all successfully upgraded.
+* [Fusaka $2M audit contest](https://blog.ethereum.org/2025/09/15/fusaka-audit-content) ended, no issues requiring postponement of the upgrade.
+* Note for devs: 
+  * EIP-7825: [transaction gas limit cap](https://blog.ethereum.org/2025/10/21/fusaka-gascap-update) of ~16.8M gas.
+  * EIP-7594: PeerDAS [changes format for proofs](https://blog.ethereum.org/2025/10/15/fusaka-blob-update) from blob proofs to cell proofs.
+
+### [Glamsterdam upgrade](https://forkcast.org/upgrade/glamsterdam) (target 2026)
+
+* Headliners: 
+  * Consensus layer: [EIP-7732 ePBS](https://forkcast.org/upgrade/glamsterdam#eip-7732).
+  * Execution layer: [EIP-7928 Block-level Access Lists](https://forkcast.org/upgrade/glamsterdam#eip-7928).
+* Non-headliners:
+  * EIPs [proposed for inclusion](https://forkcast.org/upgrade/glamsterdam#proposed-for-inclusion) (40+) are being reviewed by client teams to define scope.
+  * [Rank non-headliner EIPs on Forkcast](https://forkcast.org/rank) and share on socials to signal your priorities. 
+
+### Heka + Bogotá upgrade
+* [Heka](https://ethereum-magicians.org/t/all-core-devs-consensus-acdc-168-october-30-2025/25893/2) selected as H-star name.
+
+### Holešky testnet
+* [Holešky was deprecated](https://blog.ethereum.org/2025/09/01/holesky-shutdown-announcement) after upgrading to Fusaka, BPO1 & BPO2 and is no longer finalizing.  Migrate to Hoodi testnet for infrastructure testing or Sepolia testnet for app layer testing.
+
+### Privacy
+* Ethereum Foundation [expanding privacy efforts](https://blog.ethereum.org/2025/10/08/privacy-commitment): initiatives include private reads & writes, private proving, private identities, privacy experince, institutional privacy task force and [Kohaku](https://notes.ethereum.org/@niard/KohakuRoadmap) (wallet SDK & reference implementation of a browser extension).
+
+### EF internships
+* [2026 EF Internships](https://blog.ethereum.org/2025/10/14/internship-2026): 12 weeks over northern hemisphere summer, applications close December 1.
+
+---
+
+Support Dev Tools Guild members by donating to **[donate.devtoolsguild.eth](https://devtoolsguild.xyz/donate)** on mainnet, Arbitrum, Base and Optimism.  Donations of all sizes are greatly appreciated.  
+
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