Some tools that can be useful when working with Ocean Protocol.


Tuna is a showcase and provides cross environment examples & tests for the Squid client libraries.


🐟 Tuna eat squid, so does this. Example showcase for squid


Plecos is a Python tool to check metadata (a JSON file) to see if it conforms to the OEP-8 schema. It wraps the jsonschema validator. Aquarius uses Plecos for checking metadata and other Ocean Protocol software will probably use it in the future.

Faucet Server

The Ocean Protocol Faucet Server is a microservice that allows users to request Ether for a particular Ethereum network (e.g. the Nile Testnet).

Submarine Blockchain Explorer

Submarine is based on BlockScout (by POA), an open source blockchain explorer for EVM-based blockchain networks. There is an Ocean Protocol fork of BlockScout. An instance is deployed in the Nile Testnet at

Ocean Token Bridge

The Ocean Token Bridge between the Ethereum Mainnet and the Pacific Network allows anyone with Ocean Tokens to move them from the Ethereum Mainnet to the Pacific Network.

Command-Line Interfaces

There are a few Ocean Protocol command-line interfaces (CLIs). All of them were under development at the time of writing, so you may have issues with using them.