Developer Tools
Cron, JWT, regex, Docker Compose, Kubernetes, Nginx and more. There is nothing to sign up for, and nothing you paste is sent to a server.
Utilities for APIs, encoding, data formatting, and testing.
Visual cron builder with human-readable explanations for each field.
Open tool →Decode JWT headers and payloads; check structure and expiry.
Open tool →Test patterns in real time with explanations and a pattern library.
Open tool →Encode and decode text or files safely in the browser.
Open tool →Format, validate, compare two JSON blobs, and generate TypeScript types.
Open tool →Upload or paste SQL and generate an ER diagram.
Open tool →Infrastructure, deployment, configuration, and operations tools.
Build docker-compose.yml visually with service recommendations.
Open tool →Generate and validate Deployment, Service, ConfigMap, Secret and Namespace manifests.
Open tool →Create reverse proxy, SSL, rate-limit, load-balance and static hosting config.
Open tool →Validate and convert .env files, detect secrets, and encrypt/decrypt in browser.
Open tool →Prompt and model helpers for LLM workflows and costs.
Finance, operations, and productivity tools for teams.