This presentation was part of the Research Software workshop, co-located event with the RDA P20 in Gothenburg. An overview of the current landscape of metadata vocabularies and tools to support descriptive metadata curation using different platforms and the CodeMeta vocabulary. Presenting also the session A activity: identifying the use cases that can be achieved with a specific metadata property, identifying who is responsible to provide the metadata, where it can be found, the challenges that we encounter with this metadata, how can we improve the quality of the metadata and what is the level of the priority (MUST, SHOULD, MAY) in the literature.