Flagship Developer Platform
DevKit Studio
A unified multi-page browser workspace for JSON, XML, RSS, API testing, schemas, collections, environments, mocks, and response analysis.
Module Pages
12
Shared Runtime
shared.js
Storage
Local
Build
No Tools
JSON Explorer
Validate, pretty print, minify, inspect, copy, and download JSON payloads.
XML Explorer
Validate XML, format documents, inspect nodes, and export clean XML files.
RSS Reader
Parse RSS feeds, search feed items, and export feed summaries as JSON.
API Client
Send requests with headers, query params, JSON bodies, environments, and history.
Response Comparator
Compare JSON responses and detect added, removed, changed, and unchanged values.
Schema Builder
Generate nested JSON Schema and field analysis from realistic sample payloads.
JSON ↔ XML Converter
Convert JSON to XML and XML back to JSON with preview, copy, and downloads.
API Viewer
Parse OpenAPI-style JSON, list endpoints, filter routes, and export docs.
Request History
Browse, search, reload, clear, and export API requests persisted in localStorage.
Collections
Create collections, save API requests, load saved requests, and export workspaces.
Environment Variables
Create environments and use variables inside request URLs and headers.
Mock Response Generator
Generate editable success, error, paginated, auth, and product mock responses.