Tools
Client-side utilities with clear explanations, no hand-waving.
JSON Formatter
Format, validate, and minify JSON. All processing happens in your browser.
Base64 Encoder / Decoder
Encode text to Base64 or decode Base64 back to text. Supports Unicode.
Solar / UPS Runtime Calculator
Estimate runtime with explicit assumptions: efficiency, draw, and battery capacity.
Realtime Event Demo
A mocked WebSocket stream to show event handling patterns without a backend.