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Alternatives to HackerOne

17 tools that compete with or replace HackerOne. Ranked by direct product-type match — not generic category overlap.

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Why people look for alternatives to HackerOne

The complaints that come up most often in public discussion — reviews, forums and community threads. Not our opinion, and not the vendor's marketing.

  • Critical bug bounty payouts slashed by over 75% in May 2026.
  • AI-generated spam reports overwhelm programs and bury real findings.
  • Employee data breach exposed hundreds of employees' personal info.
  • Mandatory identity verification alienates privacy-focused researchers.

Drawn from 60 mentions across 5 sources · researched Aug 21, 2026.

In fairness: users also consistently praise comprehensive ctem platform covering web, cloud, ai, and mobile attack surfaces, and hai ai orchestrator cuts validation time from 20 to 5 minutes. A complaint list is not a verdict — see the full picture on the HackerOne page.

Radiant Security

Radiant Security

Agentic AI SOC platform that triages 100% of alerts with transparent reasoning.

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Osmedeus

Osmedeus

Declarative YAML orchestration engine for security automation workflows.

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Mindgard

Mindgard

Automated AI red teaming platform that continuously discovers, assesses, and defends AI systems and agents.

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Hex Security

Hex Security

AI-native container security purpose-built for Kubernetes and cloud-native workloads.

PaidTry
Vannevar Labs

Vannevar Labs

AI-driven defense and intelligence platform for the U.S. national security community.

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Ida Pro Mcp

Ida Pro Mcp

AI reverse engineering assistant for IDA Pro via MCP

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Dark Moon

Dark Moon

Autonomous AI penetration testing platform with self-hosted agents

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Anthropic Cybersecurity Skills

Anthropic Cybersecurity Skills

Open-source library of 817 structured cybersecurity skills for AI agents, MITRE-mapped and free.

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Veria Labs

Veria Labs

Autonomous AI pentester that maps attack surfaces, proves exploits, and drafts fixes.

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SILENTCHAIN

SILENTCHAIN

Local-first AI pentesting for Burp Suite that verifies OWASP Top 10 findings with proof.

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Hackagent

Hackagent

Free open-source AI agent security red-teaming toolkit for pre-deployment testing

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DeepZero

DeepZero

AI-powered kernel driver vulnerability research and zero-day discovery.

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T3MP3ST

T3MP3ST

Keyless multi-agent red-teaming framework that turns your coding agent into a zero-day hunter

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Third-Eye

Third-Eye

Live multi-domain OSINT command center for real-time situational awareness

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Mcp Gateway

Mcp Gateway

Enterprise AI security platform for discovering, assessing, and protecting every AI agent.

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Mcp Shodan

Mcp Shodan

Search and analyze internet-connected devices via Shodan's MCP server for AI assistants

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Evmbench

Evmbench

Open benchmark for AI agents on high-severity smart contract vulnerabilities

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Frequently asked questions

What are the best alternatives to HackerOne?

We currently list 17 alternatives to HackerOne: Radiant Security, Osmedeus, Mindgard, Hex Security, Vannevar Labs. Each is ranked by direct product-type match rather than generic category overlap.

How do you choose which HackerOne alternatives to show?

Alternatives are ranked by direct product-type match — tools that do the same job — not by shared category tags. Every listed tool is independently re-verified on a continuous cycle.