JSONGLOW STUDIO · COMING SOON

The Next-Generation Visual Data IDE for Developers.

We’re building a unified visual canvas to inspect real-time streams, detect breaking schema changes, spin up mock servers, and synthesize realistic test fixtures — completely private and offline-first.

jsonglow-studio // workspace: payments-service-v3

WS Live: 60 fpsMemory: 14MB (0 leaks)

1. Stream CapturegRPC / SSE

POST /v3/checkout/sessions

{ "session_id": "cs_live_9a8f2", "amount_total": 14900, "currency": "usd", "status": "processing" }

2. Contract DiffPassing

Zod Schema: SessionSchema

✓ amount_total: z.number().int() ✓ currency: z.string().length(3) ✓ status: z.enum(['open', 'paid']) ✓ 0 breaking mutations detected

3. Mock API ServerPORT 4040

http://localhost:4040/mock

$ curl http://localhost:4040/mock HTTP/1.1 200 OK Latency: 4ms · Zero config Simulating 24 edge-case responses

01 · Studio Architecture

Engineered for demanding engineering teams.

streamReal-Time

Live Stream & WebSocket Inspector

Trace streaming JSON chunks, SSE events, and gRPC payloads at 60 FPS without memory leaks or UI lockups.

schemaContract Safety

Visual Schema Diff & Breaking Alerts

Compare OpenAPI, Zod, and JSON schemas side-by-side with automatic breaking change detection.

dnsZero Setup

Instant Local Mock API Server

Turn any JSON payload or TypeScript interface into a functional REST/GraphQL mock server in one click.

auto_awesomeAI Synthesis

Edge-Case Fixture Generator

Synthesize thousands of realistic, privacy-safe test records with custom constraints, locales, and schemas.

view_kanbanInfinite Canvas

Multi-Service Visual Workspace

Map relationships between microservice requests, DB models, and client payloads on an interactive canvas.

laptop_mac100% Offline

Native Desktop App & CLI Sync

Offline-first performance with local file synchronization and instant terminal pipe support.

04 · Related tools

The jsonglow toolkit.

JSON Formatter

Beautify and indent any payload.

→

JSON Validator

Check a payload for syntax errors only.

→

JSON to CSV

Flatten an array of objects into a spreadsheet.

→