
Vulnrable alternatives
Tools that do what Vulnrable does, found by what they say they do rather than by shelf. Among the equally alike, the most used come first. Each line says how it differs from Vulnrable.
Read 2026-10-27
With a free plan or free to use: Snyk, NotCVE, Fluid Attacks, Sonar, GitHub, Hacktron AI.
- #1

SnykSecurity
Scans source code, open source dependencies, container images and infrastructure-as-code for vulnerabilities, and suggests fixes in the IDE, CLI and pull requests.
Free planAlso: Code generation, Agents
63.1kActiveFrom $25/mo2015 - #2

GitLabDeveloper toolsMCP · sign-in
Hosts source repositories, CI/CD pipelines and security scanning, with AI agents running under the same merge request approvals and audit trail.
Also: Workflow automationMore widely used
591kActive2011 - #3

NotCVEMCP · sign-in
Searches CVEs and NotCVEs by CPE vendor, product and version, with deep search across advisories, exploits and patches.
Free planAlso: Search
9ActiveFrom ≈ $55/mo - #4

Fluid AttacksSecurity
Scans applications for vulnerabilities with automated tools and human penetration testing, ranks findings by exploitability and tracks their remediation.
Free planAlso: Code generation, Agents
4.3kActiveFree plan - #5

CodeRabbitDeveloper tools
Automatically reviews pull requests, prioritizes them by risk, and scans for security vulnerabilities.
Also: Code generation, AnalyticsMore widely used
24.4kActiveFrom $30/user/mo2023 - #6

SonarDeveloper tools
Analyzes source code statically in IDEs, CI pipelines and pull requests, reporting bugs, code smells, vulnerabilities and coverage against quality gates.
Free planMore widely used
72.4kActiveFrom $34/mo2007 - #7

GitHubDeveloper tools
Hosts Git repositories with pull requests, code review, issue tracking and Actions pipelines for building, testing and deploying code.
Free planAlso: Workflow automation, Code generation
42MFrom $4/user/mo2007 - #8

AI Operator by BLACKBOX AIDeveloper tools
Writes and edits code through a chat app, IDE extensions and a CLI coding agent that can call many different language models.
Also: AgentsMore widely used
58.6kActiveFrom $0.30 per use - #9

Hacktron AIDeveloper tools
Analyzes pull requests to find exploitable vulnerabilities and generates working proofs of concept before code ships.
Free planAlso: Code generation
68ActiveFrom $40/user/mo - #10

MicrosoftDeveloper tools
Sells Windows, Microsoft 365 and Azure cloud services, plus Surface devices and Xbox consoles.
More widely used
135MActive1975
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How this list is made: the words Vulnrable is described with (what it does, for whom, what it is used for) are matched against every tool in the Atlas. A tool on the same shelf, or doing the same kind of work, counts for a little more. Nothing here is paid for.
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