Best ThreatConnect Polarity Community Edition Alternatives & Competitors in 2026

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.

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.

ActorTrackr

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

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.

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

EclecticIQ Threat Intelligence Platform

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

Cognyte Cyber Security

Investigative analytics platform for threat intelligence and security ops

PolySwarm Scan Files or URLs for threats

File and URL scanning service for malware and threat detection

Prodaft CATALYST

Threat intelligence platform providing APT analysis and threat reports

CYJAX Real-Time Threat Intelligence

Real-time threat intelligence platform with analyst-enriched insights

NSFOCUS Threat Intelligence

Threat intelligence platform providing actionable insights from global sources

Filigran OpenCTI

Open-source threat intelligence platform for organizing and operationalizing CTI

Cyble Vision

AI-powered cyber threat intelligence platform for threat monitoring & analysis

Sekoia Cyber Threat Intelligence

CTI platform providing structured threat intelligence and analysis

Filigran Threat Management

AI-powered threat management platform for detection, analysis, and response

Cybermerc Aushield Defend

Cyber threat intelligence sharing platform for Australian organizations

Hoplite Threat Intelligence

AI-powered threat intelligence platform collecting data from web sources

CloudSEK Predictive Cybersecurity

Predictive cybersecurity platform providing threat intelligence services

Abstract Intel Gallery

Threat intel enrichment platform that correlates events with IOCs and actors

Unit 221B Threat Intelligence

Threat intel service focused on adversary attribution and monitoring

VicOne xAurient

Automotive-focused threat intelligence platform with dark web monitoring

Tidal Cyber Sandbox

SaaS platform for threat-informed defense using adversary tradecraft analysis

Maltego Graph

Visual link analysis platform for OSINT and threat investigations

Cydome Maritime Threat Intelligence

AI-powered maritime-specific cyber threat intelligence for shipping companies.

Elemendar Compass

AI-driven tool mapping threat intelligence to org-specific risk landscapes.

iVerify Threat Intelligence

Mobile-focused threat intelligence portal for detecting and analyzing mobile threats.

Provenance Cyber Security Solutions

Threat intel firm identifying human actors behind cyber threats.

Maltiverse

Automated threat intel service with IoC search, feeds, and SIEM/SOAR integrations.

Ninja Signal

Enterprise real-time cyber threat intelligence platform.

Houdin.io

AI Cyber Threat Intelligence

Threat Intelligence Platform

Converts unstructured OSINT & darknet signals into structured STIX 2.1 threat intelligence

HEAL Security

Healthcare-specific cyber threat intelligence & situational awareness platform.

iCOUNTER CTOS

Threat intel & TPRM platform detecting adversary intent before exploitation.

Infrawatch Beta Access

Internet infrastructure intelligence platform for adversary detection & response.

Base Operations Street-level Threat Intel

AI-powered platform for street-level physical threat intel for corp security.

Nucleon Cyber AGTI Platform

Adversary-generated threat intelligence platform for attack surface visibility.

libtaxii

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

Non Human Identity Threat Center

A threat intelligence platform monitoring threat actors targeting non-human identities

MISP Project

MISP is an open source threat intelligence platform that enhances threat information sharing and analysis.

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.

YETI

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

ThreatNote

ThreatNote is a threat intelligence platform that provides real-time updates on emerging cybersecurity threats, vulnerabilities, and attack vectors to help organizations enhance their security posture.

Meta's ThreatExchange API Projects

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