Flink is a simple, free, libre, and open source URL shortener built with love and an ASP.NET Core 8 Web API. Why yet another URL shortener, you might ask yourself? Well, because Flink has a unique feature set, and demands around scalability, simplicity, security, and traceability that no other URL shortener was able to fulfil. Features:

Get a production-grade Flink instance up and running in less than 1 minute Easy generation of QR Codes for shortened links Generate link previews that are embeddable as iframe Batch short link creation from your terminal (using curl, wget or any other board util) Swagger (OpenAPI) interface allowing you to build on top of Flink Runs on Linux, Windows, Mac Deployable as container (Podman and Docker), support for Kubernetes Keep track of how often short links are visited through built-in Prometheus support Simple default-theme, with the possibility to create custom themes Spam-protection Supports SQLite, PostgreSQL, and MariaDB/MySQL