Best CIFv3 Alternatives & Competitors in 2026

Filigran OpenCTI

Open-source threat intelligence platform for organizing and operationalizing CTI

StalkPhish.io

Phishing threat intel platform detecting phishing URLs, kits & brand impersonation.

MISP TAXII Server

OpenTAXII config enabling TAXII-based threat intel sharing with MISP.

libtaxii

A Python library for handling TAXII v1.x messages and services to enable automated threat intelligence sharing and indicator exchange.

ThreatConnect Polarity Community Edition

Free contextual federated search tool for threat intelligence enrichment

n6 (Network Security Incident eXchange)

n6 is a network security incident exchange system that collects, manages, and distributes threat and incident data through REST API and web interfaces for authorized users.

CyBot Open Source Threat Intelligence Chat Bot

CyBot is a free and open source threat intelligence chat bot with a community-driven plugin framework.

OSTrICa

OSTrICa is an open source plugin-based framework that collects and visualizes threat intelligence data from various sources to help cybersecurity professionals correlate IoCs and enhance their defensive capabilities.

YETI

YETI is a proof-of-concept TAXII implementation that supports Inbox, Poll, and Discovery services for automated cyber threat intelligence indicator exchange.

Hippocampe

Hippocampe is a threat feed aggregator with configurable confidence levels and a Hipposcore for determining maliciousness.

Bearded Avenger

Bearded Avenger is a cybersecurity tool with various integrations and deployment instructions available.

Meta's ThreatExchange API Projects

Repository with projects for photo and video hashing, content moderation, and signal exchange.

ActorTrackr

ActorTrackr is an open source web application for storing, searching, and linking threat actor intelligence data from public repositories and user contributions.

Poortego

A neo4j-based data management platform with command-line interface for analyzing cyber threat indicators and other data points through graph database traversal.

tiq-test

A data visualization and statistical analysis tool for measuring the quality and effectiveness of threat intelligence indicator feeds through various analytical tests.

nyx Threat Intelligence artifact distribution

nyx is a threat intelligence artifact distribution system that facilitates the sharing of threat intelligence indicators from various sources to defensive security systems with configurable criticality levels.

Threat Bus

A threat intelligence dissemination layer for open-source security tools with STIX-2 support and plugin-based architecture.

Python IOC Editor v0.9.8

PyIOCe is a Python-based OpenIOC editor that enables security professionals to create, edit, and manage Indicators of Compromise for threat intelligence and incident response operations.

Cypho

Continuous threat intelligence and exposure management across dark, deep & clear web.

SecurityTrails API

API platform providing historical DNS, WHOIS, and IP data for security research.

Resecurity Nex-Gen Cybersecurity Platform

Next-gen cybersecurity platform for threat detection & digital risk mgmt.

Recorded Future Threat Intelligence

Enterprise threat intelligence platform for identifying and prioritizing threats

Orpheus Cyber Threat Intelligence

Cyber threat intelligence platform for threat-led risk management

AI SPERA Criminal IP

Global IP threat intelligence search engine with attack surface mgmt

CYJAX Cyber Threat Intelligence

Cyber threat intelligence platform providing actionable insights

Cymru RADAR

Real-time threat intelligence platform for external cyber threat defense

ThreatMon Cyber Threat Intelligence

AI-driven cyber threat intelligence platform for threat detection and analysis

HackNotice Superior Threat Intelligence

Real-time threat intelligence platform for monitoring attacks and breaches

DuskRise C25 Platform

Enterprise cyber threat intelligence platform with remote network protection

R-MOR RECONIZER™

Cyber intelligence platform for threat detection and security posture mgmt

CrowdStrike Threat Intelligence

Cyber threat intelligence platform with adversary tracking capabilities

Google Threat Intelligence

Threat intelligence platform combining Google, Mandiant, and VirusTotal data

Analyst1 Orchestrated Threat Intelligence Platform

Orchestrated threat intelligence platform for CTI and SOC teams

EclecticIQ Threat Intelligence Platform

Threat intelligence platform for aggregating, analyzing, and sharing CTI data

Cyware Quarterback AI

AI-powered threat intelligence platform for real-time threat intel management

ThreatQuotient ThreatQ Platform

Threat intelligence platform for detection, investigation, and response

Filigran eXtended Threat Management (XTM)

XTM portfolio for threat intel, attack surface visibility & adversary simulation

Cyble Blaze AI

AI-powered threat intelligence platform with agentic AI automation

Feedly Threat Intelligence

AI-powered platform for collecting and analyzing open source threat intelligence

ThreatConnect Threat Intelligence Platform

AI-powered threat intel platform for operationalizing CTI and cyber risk mgmt

Intel 471 Cyber Threat Intelligence

CTI platform combining automated collection with cyber HUMINT for threat intel

Cognyte Cyber Security

Investigative analytics platform for threat intelligence and security ops

GreyNoise Block

Real-time threat intel platform detecting malicious scanning & exploitation

Viettel Threat Intelligence (VCS-Threat Intelligence)

Threat intelligence service providing alerts, analysis, and support

Flashpoint Threat Intelligence

Threat intelligence platform with deep/dark web monitoring and OSINT data

Bitsight Cybersixgill

Cyber threat intelligence platform for monitoring threats, TTPs, and IOCs

CatchProbe Orchestration Platform

AI-driven cyber intelligence orchestration platform for threat intel & OSINT