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JSON & data

Encode & convert

Text & writing

Web & design

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

Generate & media

Calculators & reference

English

Changelog Attributions

© 2026 Daniel Chen

PrismKit

DevOps

Crontab Generator

Crontab Generator

Runs in your browserLocal

Assemble a cron expression from plain-language options and read back exactly when it will run.

Systemd Unit Generator

Fill in a form to build a hardened systemd service file, an optional timer, and the commands to install them.

Cron Next Runs

List the next run times of a cron expression in any time zone and in UTC, with a plain-English description.