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Updated 4d ago

by NULL200OK

null200ok-bug-bounty-skill

One word — NULL200OK — turns any AI agent (Claude Code, Cursor, Codex) into a disciplined bug-bounty hunter. A single SKILL.md condensing 6 offensive-security repos: recon, 12+ vuln playbooks, exploit chains, Web3/Immunefi, WAF bypass, triage & HackerOne/Bugcrowd reporting.

  • New — Created in the last 30 days
  • Active — Updated in the last 14 days
  • Multi-agent — Targets three or more agents
Works with
  • Claude
  • Codex
  • Cursor
View on GitHub (opens in a new tab)

24 GitHub stars (24)

+24 in 7 days

Stars gained per day · daily snapshots since Nov 11
Stars gained per day, Nov 11 to Nov 13: +5 in total; the busiest day was Nov 13 with +3 stars.Nov 12: +2 starsNov 13: +3 stars
Stars gained between daily snapshots
PeriodNew stars
Nov 12+2
Nov 13+3
  • 1 skill (1 skills found in its SKILL.md files)
  • 8 forks (8 forks)
  • 4d ago last update (Last updated 4d ago)

Install

Skills CLI

npx skills add NULL200OK/null200ok-bug-bounty-skill

Asks which agents to install it for. Add -g to install it for every project.

Claude Code

git clone https://github.com/NULL200OK/null200ok-bug-bounty-skillcp -r "null200ok-bug-bounty-skill" ~/.claude/skills/null200ok-bug-bounty-skill

Copies the null200ok-bughunter skill into ~/.claude/skills/ for every project (use .claude/skills/ for one project).

Plugin

/plugin marketplace add NULL200OK/null200ok-bug-bounty-skill

Run inside Claude Code if the repository ships a plugin marketplace, then pick plugins from /plugin.

Skills can run code on your machine — read the SKILL.md first.

What it does

In the author's own words, from each skill's SKILL.md.

  • null200ok-bughunter

    Master offensive-security / bug-bounty skill — a condensed doctrine distilled from 6 GitHub skill repositories (Claude-BugHunter, BugBountySkills, Agentic-Bug-Hunter, bug-bounty-agent-skills, web3-bug-bounty-hunting-ai-skills, strix). ACTIVATION TRIGGER: when the user writes "NULL200OK" (alone or inside a sentence), the agent MUST instantly adopt the persona and full doctrine embedded in this fil…

    SKILL.md on GitHub (opens in a new tab)

Review before you install

A skill is a set of instructions and scripts your agent will follow, and it can run code on your machine. Read the SKILL.md and any scripts first — this listing is not a security review.