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comprehensive rating-charging and billing solution for cloud services
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Cyclops: Rating, Charging and Billing framework

Cyclops is a comprehensive dynamic rating-charging and billing solution for cloud services and beyond.


Core components

The RCB Cyclops framework is a collection of these core micro services:

  • UDR micro service - metering and usage collection
  • CDR micro service - pricing and charge generation
  • Billing micro service - invoicing and discounting

Usage collectors

The current release includes the following usage collectors (with many more to come)

  • Docker
  • CloudStack
  • OpenStack Events
  • OpenStack Ceilometer

Rule engines

Both CDR and Billing services include flexible rule engine, offering various pricing strategies and supporting hierarchical organisations.


All micro services are written in Java and are embedded so you can easily deploy them in containers or run them locally. Read more in the Wiki.


Developed @



  Licensed under the Apache License, Version 2.0 (the "License"); you may
  not use this file except in compliance with the License. You may obtain
  a copy of the License at

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  License for the specific language governing permissions and limitations
  under the License.
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