Data Converter Tools
Convert between JSON, YAML, CSV, SQL, HTML, Markdown, and more. Every tool runs 100% client-side — your data never leaves your browser.
All Converter Tools
Markdown to PDF Converter
Convert Markdown documents to styled PDF directly in your browser. Print-ready output with code blocks, headings, and lists. No upload needed.
JSON to YAML Converter
Convert JSON objects to YAML format for configuration files, CI/CD pipelines, or scripts. Live preview, copy, and download.
YAML to JSON Converter
Convert YAML config files into JSON format quickly. Supports nested objects, arrays, multi-line strings, and all scalar types.
CSV to SQL Insert Generator
Convert CSV files into SQL INSERT statements. Configurable table name, dialect (MySQL/PostgreSQL/SQLite), and batch size.
HTML Table to CSV
Extract HTML tables and convert them to CSV format. Paste HTML and download CSV instantly. Ideal for scraping and data extraction.
Why use StackUtils converters?
All converters run entirely in your browser using JavaScript. No file is ever uploaded to a server. Results are instant and your data stays private.