Apps similar to CKAN include tap into data, which has a free version. Other options are EntryScape Suite and Socrata Financial Transparency Suite. In total there are three Metadata Editors like CKAN for self-hosting and the web.
Turn spreadsheets and data files into production-ready APIs without writing backend code. Upload CSV, JSONL, Parquet and other formats, clean and join them with familiar SQL, and expose secure, documented endpoints instantly.
A Free and Open Source software suite for complete information management, metadata management, secure data sharing and open data publishing.
Sweden
EU
Socrata’s Financial Transparency Suite™ provides citizens and government with a detailed view of how public money flows from budget planning through the development, implementation, and management phases.
United States