Welcome to the OSF repository [Open Access Power-Grid Frequency Database](https://osf.io/m43tg/). Here you can find recordings of power-grid frequency from across the globe. This repository stores and links the openly available power-grid frequency recordings across the globe. Visit the website [Power-Grid frequency database](https://lrydin.github.io/Power-Grid-Frequency/) contains all the relevant information on the content of this database. This database is comprised of open data existent across three dimensions: - TSO data: Transmission System's Operator (TSO) recordings made public; - Research projects: Open-data database research projects; - Independent Gatherings: Industrial, private, or personal recordings that were made publicly available. The data found here is always free for usage. For each dataset you should check their licensing to ensure no copyright violations and correct referencing. The data from the *TSOs* and *Independent Gatherings* is processed, using a set of scripts found Power-Grid [Power-Grid Frequency](https://github.com/LRydin/Power-Grid-Frequency/scripts). Visit the website for all detail: [Power-Grid frequency database](https://lrydin.github.io/Power-Grid-Frequency/).