JSON to Rust
Generate Rust structs from JSON with serde-friendly shapes.
Buffer Alpha
Local Session
Initialising Core...
AES-256 Encrypted
Zero Latency
V8 Core
Examples
Use the sample payload below, or click Load example to fill the editors automatically.
Example input
{"id":"usr_01","active":true,"roles":["admin","viewer"]}Example output
// Example: generated Rust appears in the right panel after you click Generate.
How to use
- Paste representative JSON (e.g. an API response) into the input panel.
- Select Rust in the generator toolbar.
- Click Generate to produce types or model code in the output panel.
- Refine root type names if the tool exposes that option, then copy or download the result.
Features
- Generates Rust source from sample JSON
- Monaco editors for both input and output
- Fast iteration when integrating new endpoints
Related tools
FAQ
What does this code generator do?
It runs in your browser so you can format, inspect, or convert JSON quickly without installing desktop software.
Is JsonOnlineParse free?
Yes. These tools are free to use and do not require an account.
Is my JSON uploaded to your servers?
Editor operations such as format and validate run locally in your browser. Avoid sharing secrets in URLs if you use the optional link encoding.
What if I see invalid JSON?
The editor surfaces syntax issues when possible. Fix unclosed brackets, trailing commas, or bad quotes, then run Format or Validate again.