cti-taxii-server - TAXII2 Server
cti-taxii-client - TAXII2 Client
cti-python-stix2 - STIX2 Bindings (docs: https://stix2.readthedocs.io/en/latest/)
cti-pattern-matcher - Match observed data to patterns
cti-stix-elevator - Convert STIX 1 to STIX 2
stix2patterns_translator - Translate STIX patterns to ElasticSearch or Splunk queries
freetaxii-server - TAXII2 Server (Go)
libstix2 - STIX2 Bindings (Go)
StixConvert - Convert STIX2 to GraphML or GEXF (Scala)
StixToNeoDB - Load STIX2 into Neo4j (Scala)
scalastix - STIX2 Bindings (Scala)
Taxii2LibScala - TAXII2 Client (Scala)
taxii2lib - TAXII2 Client (Javascript)
MISP - Malware & Threat Sharing Platform
Cyberstation - Browser-based STIX2 editor, with ability to push to TAXII2 server
cse cart - File format used to store/transfer malware and its associated metadata
jupyter notebook - Combine live code and visualizations into workflows and documents