Category
DevOps Tools
Client-side generators and validators for infrastructure, CI/CD and networking — configs, manifests and scripts you can copy straight into your project.
13 toolsIP Subnet Calculator
Calculate network, broadcast, host range and mask from a CIDR block, with a visual bit breakdown.
curl Command Builder
Build a curl command from a form and export the equivalent Python requests and JS fetch code.
Nginx Config Generator
Generate Nginx configs for reverse proxy, SSL termination, static sites and load balancing.
Kubernetes YAML Generator
Generate a linked Deployment, Service and Ingress in one manifest from a simple form.
GitHub Actions Generator
Generate a CI workflow YAML from ready-made Node, Python and Docker templates.
robots.txt Generator
Build a valid robots.txt with allow/disallow rules, crawl-delay and sitemap, with live validation.
.env Validator
Validate .env syntax and flag likely leaked secrets and API keys before you commit them.
Crontab Builder
Build a cron expression and validate it against a real parser, with the next 5 run times previewed.
Backup Script Generator
Generate a cron-ready database backup script for Postgres, MySQL or MongoDB, with an optional S3 upload.
Health Check Config Generator
Generate a ready-to-paste health-check script and JSON config for uptime monitors from an endpoint.
Subnet Overlap Visualizer
Paste multiple CIDR blocks or IP ranges and see their coverage and overlaps on a visual map.
IP Address Info & Classifier
Classify an IP as private, public, CGNAT, loopback or reserved with plain-language context and reverse-DNS.
Systemd Timer Explainer
Explain and build systemd OnCalendar expressions in plain English, with the next 5 run times.