Checkly allows developers to monitor the status and performance of API endpoints & vital site transactions from a single, simple dashboard. Checkly is an active reliability platform that brings together the best of end-to-end testing and active monitoring to serve modern, cross-functional DevOps teams. With a focus on JavaScript-based Open Source tech stacks, Checkly is easy to get started with and seamlessly integrates into your development workflow. Founded by Hannes Lenke, Tim Nolet, and Timo Euteneuer in 2018, Checkly is backed by investors that include CRV, Accel, Guillermo Rauch, Mango Capital, and Ott Kaukver and is headquartered in Berlin.