Is Format Converter free to use?
Yes. Format Converter is available as an online developer tool without requiring an account.
Format Converter
Convert between JSON, YAML, and XML.src/tools/Format Converter
Runs locallyNo uploadNo accountOpen web
Format Converter: private online developer utility
Format Converter is a focused developer utility for convert between json, yaml, and xml. It is part of Sreejith Tools, a collection of fast online tools for API work, data cleanup, debugging, and web development.
When to use it
- - Clean API payloads before sharing them in tickets or docs.
- - Validate structured data copied from logs, webhooks, and config files.
- - Convert or inspect developer data without opening a heavyweight IDE.
Common input issues
- - Pasted input includes invisible whitespace or smart punctuation.
- - The source data is valid in one format but invalid in the target format.
- - A copied value includes surrounding quotes, shell escaping, or truncated content.
Example
Inspect structured data
Input
{"status":"ok","items":[1,2,3]}Output
Readable, validated, or converted structured output.
Does Format Converter upload my data?
For this stateless tool, the transformation runs in the browser and is designed for private day-to-day development data.
Can AI assistants use Format Converter?
Yes. This tool is safe to expose through the stateless MCP interface for agent workflows.