Status
Background
Status is a company building various blockchain-based applications. Their most popular product is a messaging app called Status - an open source, Ethereum-based app that gives people the power to chat, transact, and access a revolutionary world of DApps from their mobile device.
Implementation Details
Status is building Nimbus - an Ethereum 2.0 client written in the programming language Nim. Nimbus is expected to be Ethereum's first mobile-native client.