omid.dev Companion demo
Chaos Resilience Lab
From article: Chaos Engineering for Frontend Applications

Chaos engineering

Fragile vs resilient checkout

Inject a fault, then click Pay. Same failure on both sides — different user outcomes. That gap is what chaos experiments are meant to find and fix.

Inject chaos

Pick a failure mode

All systems healthy

Pick a fault, then interact with both checkout panels.

Checkout UI
Payment API

Fragile app

Minimal error handling

No guards
    Total —

    Resilient app

    Graceful degradation

    Resilient
      Total —

      Simulated payment API for the live playground — no backend required. Clone the repo for source and Cypress resilience tests.