Show HN: Vivix – See inside JavaScript as it executes (open source)

Category: devtools

Tags: javascript, visualizer, education

Score: 7.3/10 (Innovation: 7, Technical: 8, Documentation: 8, Utility: 7)

Vivix is an open-source JavaScript execution visualizer that lets you step through code line-by-line, observing the engine's internal state including memory, call stack, event loop, and microtask/macrotask queues. It combines an interactive debugger with educational visualizations, making it uniquely valuable for learning JavaScript runtime behavior.

Target audience: frontend devs

Repository: https://vivix.dev/

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