Small tools, less busywork.
Make small tasks,
a little easier.
A set of lightweight tools for the small annoyances around CSVs, text and files. Keep your workflow, reduce the manual work.
Kakerio toolsSmall tools for
Small tools for
messy data work.
Use only the tool you need, when you need it. Whenever possible, your data stays on your device.
CSV Doctor
Find encoding and column problems
Try it →CSV Mapper
Reorder and rename columns
Try it →WhatChar by Kakerio
Identify confusing Unicode characters: I, l, 1, O, 0, lookalikes and invisible spaces
Opens an external site ↗Mojibake Fixer
Undo garbled text (mojibake)
Try it →Japanese Text Normalizer
Normalize width, kana and spaces
Try it →JSON ↔ CSV
Convert between JSON and CSV
Try it →CSV Diff
Compare two CSV files
Try it →First toolMake messy CSVs
Diagnose a CSV →Make messy CSVs
easier to handle.
CSV Doctor checks encoding issues, shifted columns, full-width characters and extra whitespace directly in your browser.