source file

noun2

1. •
   A file containing the editable content of a digital resource, used to create a distribution format.

   • UNESCO (2019), “Recommendation on Open Educational Resources (OER)”, in UNESCO Legal Affairs: “developing mechanisms to support and incentivize all stakeholders to publish source files and accessible OER using standard open file formats in public repositories.”
   • “Source File”, in PC Magazine Encyclopedia, (Can we date this quote?): “the text files of this encyclopedia, which are continuously edited, become the source files for deployment each cycle”
2. •
   A file containing the source code of a software.