Yes! All processing happens locally in your browser. We never send your data to any server. Your privacy is our top priority.

Absolutely. DevWallah is and will always be free to use for developers.

Local Server

A full-featured local mock server with stateful database, SQL queries, and an integrated API client.

API Routes

api

GET/users

Absolute Mock URL

Use this exact URL in your application or the API Client below.

Method

Route Path

Folder

Status Code

State Management

Always Enabled

Query Method

Selected query method will override the static response body and return results in a data field.

Use placeholders like {{body.name}} or {{query.id}} inside query methods.

Response JSON Body

Dynamic Interpolation

Use {{params.id}} to echo path parameters (e.g. /users/:id).
Use {{query.name}} for URL search parameters.

ENDPOINT URL:

Waiting for valid configuration...

How to use Local Server

This local server is designed to be blazingly fast and 100% secure. Everything runs inside your browser sandbox.

01 Input your data in the provided text area.
02 The tool will automatically process your input in real-time.
03 Check the output section for the results.
04 Use the copy button to save the result.

FAQ

Is my data safe?

Yes. All processing happens locally in your browser leveraging WebAssembly or standard JS. We never send your data to any server. Your privacy is structurally guaranteed.

Is this tool free?

Absolutely. DevWallah is built by developers, for developers, and will always be free to use.

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