Data & Code Tools
Create charts, convert tables and format code
Tools are shown in estimated popularity order, based on search-interest research rather than ToolMosaic user tracking.
QR Code Generator
Create colorful QR codes and download PNG or SVG.
Open tool →Excel / CSV Chart Maker
Paste spreadsheet cells or import CSV to make bar, line and scatter charts, then download SVG or PNG.
Open tool →CSV to JSON Converter
Paste or import CSV and convert to structured JSON arrays in your browser.
Open tool →JSON to CSV Converter
Turn an array of JSON objects into a downloadable CSV table.
Open tool →Wi-Fi QR Code Generator
Create a scannable Wi-Fi access QR code from network details.
Open tool →CSV / TSV Converter
Convert comma-separated and tab-separated data without uploading it.
Open tool →Code Formatter for JSON, XML, HTML & CSS
Validate and beautify JSON, XML and common markup in your browser.
Open tool →Base64 Encoder & Decoder
Convert UTF-8 text to Base64 and decode it locally.
Open tool →JSON Diff / Compare
Find added, removed and modified paths in two JSON documents.
Open tool →UUID v4 Generator
Generate random UUID identifiers.
Open tool →JSON Type Converter
Convert JSON string values safely.
Open tool →CSV Duplicate Row Remover
Remove repeated CSV rows while retaining the first row of column headings.
Open tool →