There are 5 configuration variations of the node. Each configuration serves a different need:

Node Type	Description
Public Node	Contains only the public node. This configuration can be used for mining.
Index Node	Contains only the public node and indexer. This API is used by the wallet and explorer.
Anchor Node	Contains both the public node and the indexer. The indexer is configured for the anchoring of hashes.
Identity Node	Contains both the public node and the indexer. The indexer is configured for DID and trust networks.
Workflow Node	All services required to run decentralized workflows.