The first BioHackrXiv preprint was published in 2020, using a platform based on the idea of using Markdown (Prins et al., 2022), and BioHackrXiv can be considered a preprint success with over 119 publications (per September 2025) with over 30 publication added per year. Machine-readable metadata is added to the Markdown that is added includes the title, keywords, the author names, their affiliations, and details about the Biohackathon event the preprint is related to.

Figures

Example of Claude extracting metadata from a PDF in JSON format
Example of Claude extracting metadata from a PDF in JSON format
Screenshot of the DBCLS BioHackathon 2025 index page.
Screenshot of the DBCLS BioHackathon 2025 index page.

These figures come from the source repository of the preprint; their captions are also in the PDF.