Guides
Running the infrastructure, not just calling it
11 articles on getting, choosing, running, scaling and watching a node — general where the problem is general, and per chain where it is not. Written for the decisions that come before picking a provider from the rankings, and the ones that come after deciding not to.
Ethereum
BSC
Solana2 articles in running a node for SolanaHardware, sync and the parts that must never face the internet.
- Running a nodeSolana
Running a Solana RPC node
“Is a Solana RPC node the same as a validator?”
No — and sizing one from validator requirements is the mistake that produces a node permanently behind the cluster. Hardware quoted from Anza, why the accounts and ledger need separate devices, and what account indexes cost.
- Running a node· All three chains
Exposing RPC without giving it away
“Can I just open the port?”
No. An open JSON-RPC port is an unauthenticated public interface to your node with no rate limit and no accounting — what to bind, what to put in front of it, and which namespaces never belong on a listener anybody else can reach.