Blockchain nodes and explorers, run for you
Five chains. Node access and a block explorer, free, one account, one API key. Nothing resold.
Bitcoin 
Litecoin 
Zcash 
Decred 
Monero Olenza Node
JSON-RPC straight to our own full nodes. No node to run yourself.
- One key per project, revoke any time
- Free, with usage history per account
Olenza Explorer
Blocks, transactions and addresses. Free to browse, and a free API if you need one.
- Backed by our own indexes
- Same account and key as Node
Free. Both products are free, with clear limits. See the limits
Create a free account