Best NFStream Alternatives & Competitors in 2026

Turngate

SaaS activity analysis platform for log investigation without SIEM complexity.

Wraithwatch

AI-driven platform for threat hunting, attack surface analysis & control plans.

Respounder

A cross-platform network detection tool that identifies active Responder tools by sending LLMNR queries for fabricated hostnames.

Tstat

Passive sniffer tool for analyzing traffic patterns.

Akamai Hunt

Managed threat hunting service detecting evasive threats in network environments

Elastic Search AI Platform

Search AI platform with vector database for logs, threat hunting, and AI apps

Cybereason Threat Hunting

Proactive threat hunting platform for detecting and investigating attacks

Censys Threat Hunting

Proactive threat hunting platform for detecting adversary infrastructure

Prophet Security Prophet AI Threat Hunter

AI-driven threat hunting platform for SOC alert triage and investigation

Simbian AI Threat Hunt Agent

AI agent that autonomously validates threat hunt hypotheses across enterprise data

GoSecure Titan® Threat Hunting Services

Human-led threat hunting service for uncovering hidden adversaries

Viettel Compromise Assessment (VCS-CA)

Proactive service scanning systems for signs of past/ongoing breaches & malware

Huntbase Platform

Platform for threat investigation with automation and knowledge management

Zscaler Threat Hunting

Managed threat hunting service with 24/7 expert hunters and AI-powered analysis

Siren Platform

Investigative intelligence platform for security and threat analysis

Exaforce Exabot Investigate

Natural language threat hunting and investigation platform for SOC teams

Gambit KnightGuard for Threat Hunting & Detection

AI-driven threat detection & hunting platform with MITRE ATT&CK analytics

Red Canary Security Data Lake

Cost-efficient security data storage with SQL search and MDR integration

Nebulock

AI-powered threat hunting platform for detecting lateral movement & insider threats

Arc4dia SNOW

Covert proactive threat hunting platform with remote freeze & forensic analysis.

Command Zero Platform

AI-augmented platform for SOC investigations, threat hunting & IR.

Confluera Proactive Threat Hunting

Real-time threat hunting using behavioral analytics & Continuous Attack Graphs.

Cyborg Security HUNTER

Threat hunting platform with free hunt packages and educational resources.

iVerify Threat Hunter IR

Mobile threat hunting & IR platform detecting spyware, exploits, and anomalies.

Query.AI Query

Federated search platform for querying distributed security data in place.

ShadowDragon Horizon Platform

Enterprise OSINT platform for identity, investigation, and threat monitoring.

SOFTwarfare QuantaSeek

Hybrid AI search platform combining RAG and GPU-accelerated LLM for fast insights.

Stairwell

File analysis & threat intel search engine for SOC and IR teams.

TriagingX

Endpoint threat hunting, ransomware protection & cloud sandbox platform.

ThreatScout

Federated SecOps platform for threat hunting across SIEMs, EDRs & data lakes.

TruKno

Agentic AI threat hunting platform with real-time MITRE ATT&CK intelligence.

Hunt.io

Threat hunting platform for tracking malicious infrastructure, C2s, and IOCs.

Pervade Software OpIndex

Dark web indexing & threat hunting tool covering Tor and other darknets.

Zeek Analysis Tools (ZAT)

ZAT is a Python package that processes and analyzes Zeek network security data using machine learning libraries like Pandas, scikit-learn, Kafka, and Spark.

MITRE Cyber Analytics Repository

A knowledge base of analytics developed by MITRE based on the MITRE ATT&CK adversary model.

Knockknock

A free, open-source tool that uncovers persistently installed software on macOS, helping to generically reveal malware.

Grep App

Search engine for open-source Git repositories with advanced features like case sensitivity and regular expressions.

Echotrail Insights

Search engine for Windows executable files and hashes, providing insights into file prevalence, behavior, and security information.

Blauhaunt

A tool collection for filtering and visualizing logon events, designed for experienced DFIR specialists in threat hunting and incident response.

Cyber Threat Hunting

A collection of tools and resources for threat hunters.

Sentinel ATT&CK

A threat hunting capability that leverages Sysmon and MITRE ATT&CK on Azure Sentinel

Community Security Analytics (CSA)

A community-driven repository of pre-built security analytics queries and rules for monitoring and detecting threats in Google Cloud environments across various log sources and activity types.

OSINT Omnibus

An interactive command line application for Open Source Intelligence collection and artifact management that enables investigation of IP addresses, domains, email addresses, file hashes, and other digital artifacts.

PSHunt

Powershell Threat Hunting Module for scanning remote endpoints and collecting comprehensive information.

Hunt-Detect-Prevent

Lists of sources and utilities to hunt, detect, and prevent evildoers.

Fenrir Simple Bash IOC Scanner

A lightweight bash script IOC scanner for Linux/Unix/macOS systems that detects malicious indicators through hash matching, filename analysis, string searches, and C2 server identification without requiring installation.

Scumblr

Scumblr is a web-based security automation platform that performs periodic data source synchronization and security analysis to help organizations proactively identify and track security issues.