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AI · alternatives · 2026

24 alternatives to NeuronX Guard

NeuronX Guard scans every GitHub PR automatically

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes.

  1. 1
    VibeSec▲249

    Find and Fix Code Vulnerabilities Instantly!

    2025 · vibesec.app · its alternatives →

  2. 2

    Scan AI agent Skills for risks before you install them

    17d ago · agentguard-sigma-five.vercel.app · its alternatives →

  3. 3

    A pre-execution guard for AI coding agents. It blocks destructive Git and file system commands, plus common attempts to access sensitive files, before a tool call runs. Supports Amp Code, Antigravity CLI, Claude Code, Codex, Cursor, Gemini CLI, GitHub Copilot CLI, Grok Build, Hermes Agent, Kimi Code

    Dec 2025 · github.com · its alternatives →

  4. 4

    Local security & compliance scanner for AI agents

    Jul 2026 · safeclaude.net · its alternatives →

  5. 5

    AI cybersecurity for small business — free scan

    Jun 2026 · nexguard-cybersecuri-qtoc.bolt.host · its alternatives →

  6. 6

    Scans AI agent skills for malicious code

    Aug 2026 · github.com · its alternatives →

  7. 7

    Hey HN, We’re two developers (co-founders) with a team of 20 who got tired of spending hours reviewing PRs, so we built Infinitcode.ai, an AI-powered code reviewer that: - *Summarizes PRs in plain English*: No more deciphering 1,000-line diff jungles - *Catches more than bugs*: Security holes, performance pitfalls, code smells, even typos (yes, we’ll flag “vurnerabilities” and vulnerabilities) - *Zero onboarding*: Works instantly—no “let me learn your codebase for weeks” nonsense. Why we’re posting: We’re in alpha and need brutal honesty. Roast our tool, mock our UI, or tell us why AI will…

    2025 · infinitcode.ai · its alternatives →

  8. 8FL

    Hi HN! We just launched Codacy Guardrails, an IDE extension with a CLI for code analysis and MCP server that enforces security & quality rules on AI-generated code in real-time. It hooks into AI coding assistants (like VS Code Agent Mode, Cursor, Windsurf), silently scanning and fixing AI-suggested code that has vulnerabilities or violates your coding standards, while the code it’s being generated. We built this because coding agents can be a double-edged sword. They do boost productivity, but can easily introduce insecure or non-compliant code. One recent research team at NYU found that 40%…

    2025 · its alternatives →

  9. 9

    Scan any website for leaked secrets in seconds

    Feb 2026 · nullgaze-ohm8.vercel.app · its alternatives →

  10. 10

    There's a copilot for your code. Why not for your machine?

    May 2026 · iklobato.com · its alternatives →

  11. 11

    Your agent team, on your machine. Open-source harness for multi-user Claude agents. - yaodub/cast

    Jun 2026 · github.com · its alternatives →

  12. 12

    I built a GitHub app that detects it in pull requests, notifies or blocks them. Alongside it, I published a Semgrep ruleset for any stage of the CI/CD. I started this after getting frustrated by all the FUD around malicious code - lots of noise, little effort to solve it. Having said that, it's still a major attack vector - a stored RCE, with the codebase itself as the sink. Feedback is appreciated. The app, PRevent - https://github.com/apiiro/PRevent The ruleset: https://github.com/apiiro/malicious-code-ruleset The research:…

    2025 · github.com · its alternatives →

  13. 13

    AI code reviewer for GitHub PRs — catches bugs instantly

    Jun 2026 · buglens.app · its alternatives →

  14. 14

    Security scanner for Agent Skills — uncover hidden threats before deployment. - Fangcun-AI/SkillWard

    Apr 2026 · github.com · its alternatives →

  15. 15

    AI-powered website security scanner for real vulnerabilities

    Feb 2026 · its alternatives →

  16. 16

    AI Risk & Compliance Monitoring, On Autopilot.

    2025 · ai-guard-copilot.com · its alternatives →

  17. 17
    Memnox▲8

    We guard your code before AI agents write it.

    Jul 2026 · memnox.com · its alternatives →

  18. 18

    Tool-agnostic TypeScript library for observing coding agent sessions. Built-in Cursor provider, extensible to Claude Code, Codex, and OpenCode. - vtemian/agentprobe

    Mar 2026 · github.com · its alternatives →

  19. 19

    Unit-Test Security for LLM Apps

    2025 · trustguardai.net · its alternatives →

  20. 20

    Scan any website for security issues in 10 seconds. Free.

    Feb 2026 · guardscan.dev · its alternatives →

  21. 21

    I got fed up with endless PR reviews and the constant fear of missing a security bug, so I built Shieldcode. What it does: - Scans new pull requests for bugs and vulnerabilities automatically - Comments directly on GitHub with clear, actionable feedback - Works out of the box with no complex setup required Next up: NPM VScan, which will check your npm dependencies on every push for vulnerabilities or malware. I’d love to hear your thoughts and feedback! https://shieldcode.space

    2025 · shieldcode.space · its alternatives →

  22. 22
  23. 23

    AI code review that reads the room

    Jun 2026 · codemouse.ai · its alternatives →

  24. 24

    27 security checks for your AI agent. 2 minutes. Free.

    Apr 2026 · thepitstop.ai · its alternatives →

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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →