Federacy - Bug bounty and security testing platform.
httpbin(1) - HTTP request and response service
Bounties Network - Complete tasks, earn crypto
HTTPDump - A simple, beautiful Webhook debugging tool.
InterestExplorer - Discover 1000's of hidden Facebook interests to target.
Proxyman.io - Proxyman is a high-performance macOS app, which enables developers to view HTTP/HTTPS requests from apps and domains.