CosmWasm is a WebAssembly smart contract platform built as a module for the Cosmos SDK, enabling developers to write and deploy smart contracts across interconnected blockchains using Rust. CosmWasm's Twitter Score is 59 out of 1000 (a Good rating) as of August 2026, ranking #14,734 (top 5%) among 483,944 tracked accounts.
CosmWasm operates as a virtual machine layer within the Cosmos SDK, designed to be secure, performant, and interoperable across the multi-chain ecosystem. The platform targets Rust as its primary smart contract development language, giving developers a memory-safe environment for building on-chain logic. CosmWasm was previously affiliated with Confio GmbH, which built the platform, though Confio GmbH entered liquidation as of July 1, 2025. CosmWasm is currently affiliated with Hadron Labs and maintains its presence through the CosmWasm GitHub organization.
CosmWasm integrates with the Inter-Blockchain Communication Protocol, allowing smart contracts to interact across chains that support IBC. This cross-chain capability positions the platform as a core building block for developers working within the broader Cosmos ecosystem. CosmWasm has published 2,178 posts on the platform and has been mentioned by 190 accounts, with 833 total mentions.
Who follows CosmWasm on X?
CosmWasm draws a technically oriented following from across the blockchain development community. The accounts that follow CosmWasm include 241 founders, 61 angel investors, 74 influencers and 6 VCs. Among them are Erik Voorhees, Toly, Ansem, Tarun Chitra, John Wang and Andy.