# Cross-cutting quality index

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- [Accessibility](items/quality/accessibility.md) (`A11Y`)
- [Responsive and browser compatibility](items/quality/browser-compatibility.md) (`CMP`)
- [Localization and internationalization](items/quality/localization-and-internationalization.md) (`I18N`)
- [Security](items/quality/security.md) (`SEC`)
- [Privacy](items/quality/privacy.md) (`PRV`)
- [Performance and scale](items/quality/performance-and-scale.md) (`PRF`)
- [Resilience and recovery](items/quality/resilience-and-recovery.md) (`RES`)
- [Concurrency and idempotency](items/quality/concurrency-and-idempotency.md) (`CONC`)
- [Observability and auditability](items/quality/observability-and-auditability.md) (`OBS`)
- [Destructive and failure-injection suite](items/quality/destructive-testing.md) (`DST`)
- [Trust/ship bar](items/quality/ship-bar.md) (`SHIP`)
