Data Conversion Tools for JSON, CSV, XML and YAML

Move data between formats for APIs, spreadsheets, imports and debugging. Start with the source and target format that match your workflow.

Choose a tool

39 browser-based tools are available in this collection. Open a tool to see its input, output and current size limit.

JSON to CSV Converter

Convert · Browser-side processing

JSON to Excel Converter

Convert · Browser-side processing

JSON to SQL Converter

Convert · Browser-side processing

JSON to YAML Converter

Convert · Browser-side processing

JSON to XML Converter

Convert · Browser-side processing

JSON to C Converter

Convert · Browser-side processing

JSON to String Converter

Convert · Browser-side processing

JSON to Table Converter

Convert · Browser-side processing

JSON to TypeScript Converter

Convert · Browser-side processing

JSON to Dart Converter

Convert · Browser-side processing

JSON to HTML Converter

Convert · Browser-side processing

JSON to PDF Converter

Convert · Browser-side processing

CSV to JSON Converter

Convert · Browser-side processing

XML to JSON Converter

Convert · Browser-side processing

YAML to JSON Converter

Convert · Browser-side processing

String to JSON Converter

Convert · Browser-side processing

Excel to JSON Converter

Convert · Browser-side processing

HTML to JSON Converter

Convert · Browser-side processing

Base64 Encoder and Decoder

Convert · Browser-side processing

URL Encoder and Decoder

Convert · Browser-side processing

Unix Timestamp Converter

Convert · Browser-side processing

SRT to VTT Converter

Convert · Browser-side processing

VTT to SRT Converter

Convert · Browser-side processing

CSV to Markdown Table Converter

Convert · Browser-side processing

Markdown Table to CSV Converter

Convert · Browser-side processing

Query String to JSON Converter

Convert · Browser-side processing

JSON to Query String Converter

Convert · Browser-side processing

JSONPath Extractor

Convert · Browser-side processing

JSONL to CSV Converter

Convert · Browser-side processing

CSV Delimiter and BOM Normalizer

Convert · Browser-side processing

XML to CSV Converter

Convert · Browser-side processing

SRT and VTT to Text Converter

Convert · Browser-side processing

Subtitle Timing Shifter

Convert · Browser-side processing

Image Metadata Remover

Convert · Browser-side processing

Favicon and Web App Icon Generator

Convert · Browser-side processing

robots.txt and Sitemap Builder

Convert · Browser-side processing

Cron Expression Builder

Convert · Browser-side processing

JSON Flatten and Unflatten Tool

Convert · Browser-side processing

Duplicate Lines Remover and Sorter

Convert · Browser-side processing

Privacy-first developer workflows

Supported input is processed in the browser, so source data does not need to be uploaded to a server. Limits vary by tool and browser; the tool page shows the relevant behavior before you start.

How to choose the right tool

Use formatters and beautifiers when code is difficult to read, validators when you need to find syntax problems, and converters when another system expects a different data structure. For production bundles, use a minifier only after reviewing the readable source and testing the result.

Bookmark this collection for repeat debugging, API inspection, configuration review and data-cleanup tasks. Every tool links to adjacent workflows so you can move from validation to formatting or conversion without returning to the home page.