OpenRefine (formerly Google Refine) is a powerful tool for working with messy data: cleaning it; transforming it from one format into another; and extending it with web services and external data.
Thoth is a non-profit, open metadata management and dissemination platform. Thoth offers comprehensive solutions for metadata management, distribution, archiving, and DOI registration, empowering publishers to efficiently manage and disseminate their scholarly works.
L. Graf-Vlachy, D. Graziotin, and S. Wagner. EASE 2022: The International Conference on Evaluation and Assessment in Software Engineering 2022, page 20--29. Gothenburg Sweden, ACM, (June 2022)
