Clients are software packages that can be used to run the Ethereum Classic protocol in various modes; Full Nodes, Archive Nodes, Fast Sync Clients, etc. Clients allow you to run a mainnet or testnet node, validate blocks through mining, and interface with the network through API.
You can find additional tools to help manage client deployments in the tooling section.
A highly configurable Go implementation of the Ethereum protocol. This client is Long Term Supported by the ETC Cooperative development team. This is a recommended client from a well-known transparent team.