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.
POST /v3/checkout/sessions
Zod Schema: SessionSchema
http://localhost:4040/mock
01 · Studio Architecture
Engineered for demanding engineering teams.
Live Stream & WebSocket Inspector
Trace streaming JSON chunks, SSE events, and gRPC payloads at 60 FPS without memory leaks or UI lockups.
Visual Schema Diff & Breaking Alerts
Compare OpenAPI, Zod, and JSON schemas side-by-side with automatic breaking change detection.
Instant Local Mock API Server
Turn any JSON payload or TypeScript interface into a functional REST/GraphQL mock server in one click.
Edge-Case Fixture Generator
Synthesize thousands of realistic, privacy-safe test records with custom constraints, locales, and schemas.
Multi-Service Visual Workspace
Map relationships between microservice requests, DB models, and client payloads on an interactive canvas.
Native Desktop App & CLI Sync
Offline-first performance with local file synchronization and instant terminal pipe support.
Explore More Tools & Guides
The JSONGlow developer kit.
JSON Formatter
Format, beautify, indent, sort keys alphabetically, and inspect nested JSON structures.
JSON Repair
Auto-fix unquoted keys, single quotes, trailing commas, missing commas, comments, and Python literals.
JSON Validator
Live strict RFC 8259 syntax checker pointing to exact line and column coordinates of malformed tokens.