Ultimate UI/UX + frontend engineering + debugging OS for mobile, web, and desktop. Use for design, audit, implement, debug, performance, accessibility, design systems, and migrations.
Ultimate UI/UX + frontend engineering + debugging OS for mobile, web, and desktop. Use for design, audit, implement, debug, performance, accessibility, design systems, and migrations.
license
Proprietary - APEX Business Systems Ltd. Edmonton, AB, Canada. https://apexbusiness-systems.com
APEX-FRONTEND
Mission: Produce shippable, accessible, performant interfaces with deterministic design→build→debug loops across any platform and language.
CONTRACT (Always enforce)
Input: one of {idea | screenshots | Figma/spec | repo/task | bug report | perf issue | a11y issue | design system request}. Output: deliverables appropriate to mode + Verification Package (UX/A11y/Perf/Quality). Success: measurable gates met; no critical gaps in states; regression prevented.
MODE ROUTER (Start here)
Interpret $ARGUMENTS to select a mode. If mode is not explicit, infer from intent.
Modes (first word in arguments):
design → new flow/screen design
audit → UX teardown + prioritized fixes
implement → component/screen implementation plan + architecture + tests
debug → root-cause + patch + prevention
perf → measure → hot path → fix → re-measure
a11y → accessibility audit + fixes
system → tokens + components + governance
migrate → framework/platform migration plan
If multiple apply, pick the highest-leverage order:
debug/perf/a11y (stability) → audit (friction) → design/implement/system (build).