Publish/Subscribe Context Broker - Orion Context Broker

Data/Context Management
Contact Person:
Ask in Stack Overflow with tag fiware-orion
criteria value label
The overall label is the average of all individual labels assessed by Sep 2016
Documentation completeness Excellent A+++
Documentation soundness Very Good A++
APIs Failure Rate 0 tests failed/executed A+++
Detected defects by Priority 0 average bugs priority A+++
Time to respond issues < 1 day A+++
Time to fix issues < 1 day A+++
Scalability 1,02 response time/thread number A+++
Performance 1900 updates/sec A+++
Stability No memory leaks detected A+++


Development, testing and experimentation of applications using:
  • experimental instances deployed on the FIWARE Lab facilities (see section “Experimental Instances” under the “Instances” tab linked to this entry); or
  • versions of the software downloaded from resources under the “downloads” tab linked to this entry
is subject to the terms and conditions established in the “FIWARE Lab: Use Terms and Conditions”. Any other use is not permitted.

External Availability

Software associated to the Orion Context Broker product is provided as open source under AGPLv3. Please check the specific terms and conditions linked to this open source license at Please contact if you need more detail on using this software outside the FIWARE Lab or FIWARE PPP environments. Please note that software derived as a result of modifying the source code of the Orion Context Broker product software in order to fix a bug or incorporate enhancements is considered a derivative work of the product. Software that merely uses or aggregates (i.e. links to) an otherwise unmodified version of existing software is not considered a derivative work.