Visual JSON Data Transformation Made Simple
Design complex JSON mappings visually, preview results in real-time, and deploy as serverless APIs. No more hand-writing tedious transformation scripts.
TRUSTED BY DATA ENGINEERS WORLDWIDE
Everything You Need for JSON Transformation
A visual IDE that turns complex data mappings into simple drag-and-drop workflows.
Schema-First Design
Drag-and-drop field mapping with live preview.
See source and target schemas side by side as interactive trees. Connect fields with a drag, insert functions in-line, and preview transformed output instantly — all in the browser.
Try the Mapper
Up and running in 3 steps
✓
Upload Your Schemas
Import your source and target JSON schemas — paste JSON samples, upload files, or connect to an API endpoint.
2
Map Visually
Drag fields from source to target, insert transformation functions, and watch results update in real time.
3
Deploy as API
Save your mapping and get a serverless API endpoint. Call it from anywhere with a single POST request.
Pricing
Choose the best plan for your needs
Starter
Free
For individual developers
- Up to 5 transformers
- Browser-side preview
- Community support
Pro🔥 Most Popular
For growing teams & integrations
For growing teams & integrations
- Unlimited transformers
- Serverless API endpoints
- AI auto-mapping
- Priority support
Lifetime
One-time payment, forever access
One-time payment, forever access
- Everything in Pro
- Large file streaming
- Dedicated account manager
Enterprise
Custom
For mission-critical data pipelines
- Everything in Pro
- On-premise deployment
- Custom function library
- Unlimited team members
- SLA & white-label option
Trusted by data teams everywhere
See how engineers and architects are transforming their data pipelines with Insta Transformer
Emma Thompson
@emmaeng
The visual mapper cut our integration time from weeks to hours. Dragging fields and seeing results instantly is a game-changer for our ETL workflows.
David Park
@davidarch
We replaced 2,000 lines of custom mapping code with visual transformations. The JSONata output is clean, portable, and runs identically in the browser and on our backend.
Sofia Rodriguez
@sofiadev
The AI auto-mapping feature understood our legacy field names on the first try — fname to FirstName, addr to Address. Saved us days of manual work.
Emma Thompson
@emmaeng
The visual mapper cut our integration time from weeks to hours. Dragging fields and seeing results instantly is a game-changer for our ETL workflows.
David Park
@davidarch
We replaced 2,000 lines of custom mapping code with visual transformations. The JSONata output is clean, portable, and runs identically in the browser and on our backend.
Sofia Rodriguez
@sofiadev
The AI auto-mapping feature understood our legacy field names on the first try — fname to FirstName, addr to Address. Saved us days of manual work.
Emma Thompson
@emmaeng
The visual mapper cut our integration time from weeks to hours. Dragging fields and seeing results instantly is a game-changer for our ETL workflows.
David Park
@davidarch
We replaced 2,000 lines of custom mapping code with visual transformations. The JSONata output is clean, portable, and runs identically in the browser and on our backend.
Sofia Rodriguez
@sofiadev
The AI auto-mapping feature understood our legacy field names on the first try — fname to FirstName, addr to Address. Saved us days of manual work.
Emma Thompson
@emmaeng
The visual mapper cut our integration time from weeks to hours. Dragging fields and seeing results instantly is a game-changer for our ETL workflows.
David Park
@davidarch
We replaced 2,000 lines of custom mapping code with visual transformations. The JSONata output is clean, portable, and runs identically in the browser and on our backend.
Sofia Rodriguez
@sofiadev
The AI auto-mapping feature understood our legacy field names on the first try — fname to FirstName, addr to Address. Saved us days of manual work.
Frequently asked questions
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Still have questions?
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