Simple URL shortener web app built with Python and Flask. Create short links with optional custom aliases, expiration dates, and TinyURL mirrors. Stores links locally in JSON, supports redirects and expiry handling, and can be deployed publicly (Render) or run locally for learning.

Laravel package to generate temporary download links with expiry time and max download limits.

用于生成带签名和加密保护的URL链接的PHP工具包，适用于需要保护资源访问的场景 | A PHP library for generating URLs with encryption and signature protection—useful for secure resource access and tamper-proof links.