Data Viewer
Each of these is a standalone app you can download on its own... or get them all in one, as Data Viewer.
SQLite (and SQL) Viewer
macOS native finder extensions and mini apps to for dataset Quick Look and manipulation in macOS
1 file ⤓Stats File Viewer
macOS native finder extensions and mini apps to for Stata, SPSS, SAS, and R
1 file ⤓Fast MDB and Access DB Viewer
Access databases (.mdb, .accdb) on your Mac. Filter, sort and more.
1 file ⤓GeoPackage Viewer for macOS
Quick Look for GeoPackage (.gpkg) on macOS. Layers, maps and WKT export.
1 file ⤓Python Data Viewer
macOS Quick Look view for Python data files and notebooks
1 file ⤓DBF Viewer
Fast DBF viewer for macOS
1 file ⤓Parquet Data Viewer
Parquet data format quick look and app viewer for macOS
1 file ⤓Simple Markdown Viewer
A basic Markdown quick look and app extension for macOS
1 file ⤓Fast Data Viewers (for macOS)
macOS native finder extensions and mini apps to for dataset Quick Look and manipulation in macOS
Matlab viewer for macOS
Matlab (.mat) File Viewer for macOS