stix topic
stixview
STIX2 graph visualisation library in JS
MISP
MISP (core software) - Open Source Threat Intelligence and Sharing Platform
cti
Cyber Threat Intelligence Repository expressed in STIX 2.0
cti-python-stix2
OASIS TC Open Repository: Python APIs for STIX 2
OpenTAXII
TAXII server implementation in Python from EclecticIQ
attack-stix-data
STIX data representing MITRE ATT&CK
misp-galaxy
Clusters and elements to attach to MISP events or attributes (like threat actors)
Threat-Intel
Threat-Intel repository. API: https://github.com/davidonzo/apiosintDS
SysmonSearch
Investigate suspicious activity by visualizing Sysmon's event log