EditCSV (editCSVonline) vs VisiData (2026): which should you pick?

Pick EditCSV (editCSVonline) if

• Fits if you need to fix a few cells in a CSV without installing anything
• Works for people who don't want to make an account

Look elsewhere if

• Skip it if you want formulas, charts or analysis, as none are listed
• Not for you if you need a maintained product, since the change log stops at April 2021
• Too light for large files, as the page says nothing about handling them
• Watch out: opening from a URL fails unless the remote server allows cross-origin requests

Pick VisiData if

• Fits if you spend your day in a terminal and need a quick look at a data file
• Works for people who know a little Python

Look elsewhere if

• Not for you if you want a mouse and menus, since there is no graphical or browser interface
• Skip it if you want Excel-style formulas, as calculation uses Python expressions
• Watch out: Windows use goes through WSL or MSYS2's Python
• Watch out: there is no phone or browser version

EditCSV (editCSVonline)

• The page lists no formulas, charts or analysis features, only grid editing.
• The page's change log last records an entry from April 2021, so activity is hard to judge.
• Opening from a URL fails unless the remote server allows cross-origin requests.

VisiData

• It is a terminal program with no graphical or browser interface.
• Windows use is through WSL or MSYS2's Python, per the install page.
• The pricing page mentions paid plans that fund development, but their contents did not load in plain text, so their prices are not recorded here.
• It is not built for formulas in the Excel sense; calculation is done in Python expressions.

EditCSV (editCSVonline)

Open from file, URL or pasted text

Load a CSV from disk, from a URL (the remote file must send an Access-Control-Allow-Origin header) or by pasting a CSV string.

Spreadsheet keyboard controls

Cut, copy, paste, select all, extend selection with Shift, jump with Ctrl and arrow keys, undo and redo.

No account

The page says no account is necessary.

JSON sibling

A linked sister site, editjsononline.com, edits JSON files instead.

VisiData

Many file formats

Opens CSV, TSV, JSON, Excel, HTML tables, SQLite, HDF5, YAML and more; the site says it handles millions of rows.

Keystroke analysis

Frequency tables and histograms come from one keystroke, and scatterplots are drawn in the terminal.

Python expressions

Compute a Python expression for each row to clean or derive columns.

Replayable sessions

Sessions can be saved and replayed, per the homepage.

EditCSV (editCSVonline)

• Free$0

  The page calls it a 100% free web app; no account is needed.

VisiData

• Free$0

  The open-source program, installed with pip, Homebrew, conda or a Linux package manager.