Astar Foundation | 3,101 followers on LinkedIn. Working on Astar Network: The Future of Smart Contracts for Multichain. | The Future of Multichain Smart Contracts. Astar is Japan’s most popular smart contract platform supporting both EVM and WebAssembly (Wasm) environments, and interoperability between them using a Cross-Virtual Machine. Astar Network is friendly to all kinds of developers, and the tools and languages they already know.