Open CSV, TSV, and Excel files in a fast, sortable table. Filter rows, edit cells, and export your changes — all in your browser with no uploads.
Compare two blocks of text side-by-side and instantly see additions, deletions, and changes highlighted. Perfect for comparing code, documents, or configuration files.
Build flowcharts and diagrams visually with drag-and-drop nodes, connecting arrows, and auto-layout. Export your diagrams as PNG images or save them as JSON to reload later.
A browser-based spreadsheet with Excel-compatible formula support, cell formatting, range selection, and CSV import/export. Runs entirely offline — no data leaves your browser.