A free bulk domain (who is) checker tool for checking domain availability based on WHOIS lookups.

Convert curl to Python, JavaScript and more

http-server is a simple, zero-configuration command-line static HTTP server. Enough for production usage, simple and hackable enough to be used for testing, local development and learning.

neverssl.com will never use SSL. No encryption, no strong authentication, no HSTS, no HTTP/2.0, just plain old unencrypted HTTP.

ngrok is a simplified API-first ingress-as-a-service that adds connectivity,security, and observability to your apps with no code changes. Tunnel to local http servers, or serve local files.