WhatTheDuck
WhatTheDuck is an open-source web application built on DuckDB. It allows users to upload CSV files, store them in tables, and perform SQL queries on the data.
Modern CSV is an editor for tabular data. It makes up for the weaknesses of spreadsheet programs in handling CSVs while incorporating the strengths of the best text editors.Its features include multiple cell editing, filtering and sorting data, large file handling, light and dark themes, regex find/replace, and plenty more. Most commands have keyboard shortcuts which you can customize to your liking.