Turn website and server events into local activity, alerts, and notifications
Stage
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Founded
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Based in
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Pricing model
Freemium
Open source
Pricing
Free plan includes upload and process small files, Chrome/VS Code extension, unlimited downloads, and visualization with tables and charts. Pro plan costs $2.49/month (monthly) or is available yearly, includes ad-free experience, compare and analyze data, edit JSON from diagrams, unlimited diagrams
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Key features
Interactive tree view with expand/collapse and color-coded syntax highlighting
Side-by-side JSON comparison with visual diff viewer
AI-powered JSON diagram generation from natural language
Convert JSON data into dynamic charts and graphs
Chrome extension for instant visualization on any webpage
Multi-format support for YAML, XML, CSV, TOML, TOON and Mermaid
REST API client with diagram visualization of responses
Customizable themes and multi-node color customization
Export diagrams as images and download graphs
WordPress plugin for event discovery and local alerts
Strapi extension for content lifecycle rules
Astro integration for server-side alerts
Node.js SDK for backend applications
Local dashboard alerts without account
Mobile push notifications via iOS and Android apps
Email alert delivery
MQTT device delivery
Notificator Base open-source hardware device
Notification conditions and throttling
What makes it different
Supports 6+ data formats including JSON, YAML, XML, CSV, TOML and TOON in one tool
AI-powered assistant to generate and transform JSON using natural language commands
Chrome and VS Code extensions for seamless workflow integration
Privacy-first design with data stored only upon manual upload
Native mobile apps for Android and iOS for on-the-go visualization
Separates event source, rule, and delivery for clarity
Start local without account, add remote delivery when needed
Open source and independently developed
Physical notification devices with customizable hardware
JSON Viewer
Notificator