The inventory manager is a library that allows to aggregate transactions and publish them on mainnet. It’s meant as a tool for wallet operators that issue community currencies and currently use their own DB to conduct transaction to aggregate them and to publish to mainnet.
Here you can see a getting started guide: https://github.com/ColuLocalNetwork/inventory-manager/blob/master/GETTING-STARTED.md
Here you can see specification of it’s API: https://colulocalnetwork.github.io/inventory-manager/
A docker image and more functionality will come next as this intended to be a back-end connector to all automatic blockchain interactions of community currency operators in the future.