YAML / JSON / TOML Converter
Convert YAML to JSON, JSON to YAML, and TOML to JSON instantly. Perfect for config files.
How to use the Config Converter?
- Select the conversion mode (YAML to JSON, JSON to YAML, or TOML to JSON).
- Paste your configuration file content into the left box.
- Click "Convert" to parse the syntax.
- Copy the perfectly formatted output from the right box.
Frequently Asked Questions (FAQ)
Are my config secrets safe?
Yes. The conversion uses the robust js-yaml library running entirely in your browser. Your database URLs are never uploaded.
Does it support nested objects?
Yes, it handles deeply nested structures and arrays perfectly across all three formats.
About the YAML / JSON / TOML Converter
The YAML / JSON / TOML Converter by Grab-Kit is a free online tool designed for DevOps engineers, backend developers, and system administrators. Configuration files are the backbone of modern applications, but different ecosystems use different formats: YAML is standard for Kubernetes and Docker Compose, JSON is used for APIs and package.json, and TOML is the go-to for Rust and Python projects (like pyproject.toml). Converting between these formats manually is tedious and error-prone. Our tool bridges this gap instantly.
Using the tool is incredibly straightforward. Select your desired conversion mode using the tabs above (YAML to JSON, JSON to YAML, or TOML to JSON). Paste your configuration text into the left input box and click "Convert". The tool instantly parses the syntax and generates the equivalent structure in the target format. It uses the robust `js-yaml` library for perfect YAML compliance, and a custom parser for TOML. This makes it perfect for translating Docker Compose files to JSON or extracting data from TOML configs into a web API.
Why use Grab-Kit?
All our tools run entirely in your browser. This means your configuration files, which often contain sensitive database URLs or API secrets, are never uploaded to or stored on any server, ensuring 100% privacy. It is completely free, requires no signup, and works flawlessly on both desktop and mobile devices.