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JSON & data

Encode & convert

Text & writing

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Dev & ops

Docker

Docker Run → Compose

Compose → Docker Run Docker Compose Validator Compose to .env File Dockerfile Label Generator Docker Inspect → Run Compose Format Converter

Kubernetes & CI

Kubernetes Manifest Generator

Kubernetes RBAC Generator GitHub Actions Generator

Traefik Labels Generator k6 Script Generator Compose → Kubernetes Docker Run → Kubernetes

Servers & Linux

Nginx Config Generator .htaccess Generator Systemd Unit Generator

Crontab Generator Cron Next Runs Logrotate Config Generator fstab Generator

chmod Calculator

SSH Config Generator Rsync Command Builder sed Command Generator

Shutdown Command Generator Restic Command Generator Nginx Config Formatter

Firewall & capture

UFW / iptables / nftables Generator Tcpdump Command Builder Nmap Command Builder

firewalld Command Generator

Podman

Compose → Podman Quadlets

Docker Run → Podman Quadlet

Shell

Shell Command Formatter curl Command Builder

Security

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Changelog Attributions

© 2026 Daniel Chen

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DevOps

Tcpdump Command Builder

Tcpdump Command Builder

Runs in your browserLocal

Build a tcpdump command with a BPF filter from host, net, port and protocol rules, explained in plain English.

UFW / iptables / nftables Generator

Turn a list of firewall rules and default policies into ufw commands, an iptables-save file and an nftables ruleset.

Nmap Command Builder

Build an nmap command from scan type, ports, timing, scripts and output options, with root-only options marked.