#blockchain #substrate-blockchain #cross-chain #evm #web3

apex-sdk

Compile-time safe, unified Rust SDK for cross-chain blockchain development across Substrate and EVM ecosystems

7 releases

0.1.6 Jan 28, 2026
0.1.5 Jan 13, 2026
0.1.4 Nov 24, 2025

#26 in #cross-chain

Apache-2.0

340KB
7K SLoC

Apex SDK

The definitive Rust framework for multichain blockchain development

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Apex SDK is a A unified Rust SDK for building cross-chain applications across Substrate and EVM ecosystems. Apex SDK provides a single, type-safe API to interact with multiple blockchain protocols—enabling developers to build multichain applications without managing different client libraries, RPC interfaces, or type systems for each chain.

Installation & Usage

[dependencies]
apex-sdk = "0.1"
cargo install apex-sdk-cli
apex new multichain-dapp --substrate --evm
cd multichain-dapp && apex run

Dependencies

~13–29MB
~428K SLoC