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Catalyst

Your Immune System
for Quality

Automated regression detection, test generation from design diffs, coverage tracking, and real-time CI pipeline views. Quality is built in, not bolted on.

Features

8 QA capabilities

Regression Detection

8 category classifiers: layout, color, typography, visibility, semantic, accessibility, spacing, interaction.

Test Generation

Automatically generate Playwright tests from your product diffs. 4-tier selector strategy.

Coverage Tracking

Node-level coverage maps. See exactly which parts of your design have test coverage.

OTEL Telemetry

OpenTelemetry spans, traces, and metrics integrated into the QA workflow.

CI Pipeline Views

Real-time CI pipeline status. See build, test, and deploy stages with timing data.

Report Generation

Structured reports in JSON, HTML, and Markdown. Export to Grafana and Prometheus.

Quality Gates

Configurable thresholds for coverage, regression severity, and performance metrics.

Immune System

The QA immune system continuously monitors for UI regressions across every design change.

Dashboard

12 design-driven panels

Every Catalyst panel is a reusable building block rendered by Nexver. The QA dashboard is built with the same technology it monitors.

QA Summary Panel
Regression List
Coverage Map
CI Pipeline View
Test Results Grid
Telemetry Timeline
Report Builder
Severity Distribution
Agent Task History
Node Inspector
Diff Viewer
Quality Gate Status

Ship with confidence

Every design change is monitored, tested, and tracked. Regressions are caught before they ship.