Software + Hardware.
Complete Ecosystem
Two platform options — choose cloud-hosted simplicity or on-device programmability.
100% Cloud Access Control
Zero on-prem infrastructure. Manage all doors across all locations from one dashboard — real-time logs, flexible credentials, and seamless third-party integration.
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No Servers Needed
Pure cloud — no door controllers or on-prem servers. Devices connect directly to Feocey Office.
Real-Time Logs
Access events streamed live. Search, filter, and export anytime — full audit trail on demand.
Multi-Credential
Face, fingerprint, QR, RFID, PIN — all credentials managed from one unified credential library.
10,000+ Devices
Compatible with hardware from Feocey and third-party brands worldwide — one platform, any device.
Scales to Enterprise
From a single door to global multi-site deployments — same dashboard, unlimited scale.
Global Access
Manage doors from any browser — cloud-hosted, 99.9% uptime, auto updates, zero maintenance.
World's First Access Control IoT OS
Write JavaScript, run on embedded hardware. DejaOS lets your team build custom device logic without deep firmware expertise — faster iteration, full control.
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JavaScript on Device
Write ES2020 JavaScript — run it directly on embedded hardware. No firmware expertise required.
QuickJS Runtime
Lightweight JS engine purpose-built for resource-constrained MCUs — proven in production at scale.
LVGL Graphics
Custom UI screens with LVGL — design any interface and deploy directly to device displays.
Full I/O Access
GPIO, UART, RS485, Wiegand — all accessible from JavaScript. Build any hardware integration.
Built-in Connectivity
MQTT, HTTP, NTP — native cloud connectivity. USB hot-sync pushes code updates to devices instantly.
50K+ Faces / Device
Store 50,000+ face templates on a single terminal. 300ms recognition with 99.7% accuracy.
Industry-Specific
Access Control
Tailored for each industry's unique challenges. 100+ technical staff ready to customize.
Residential Community
Smart intercom, elevator access, visitor management, and unified community control. Remote unlock via WeChat/app with one-tap owner authorization.
Office & Attendance
Employee access control, shift scheduling, visitor approval workflows, and multi-department role-based permissions with one-click reporting.
Campus Management
Dormitory access, library entry, classroom attendance, and parent notification integration. Role-based separation for staff and students.
Smart Park
Enterprise-grade access for tech and industrial parks — vehicle entry, visitor booking, patrol check-ins, and unified multi-building management.
Hotels & Rentals
Smart room locks, Airbnb-style time-limited PIN codes, staff efficiency tracking, and self-service check-in — no front desk required.
Fitness Spaces
Member access, unattended operation, class check-in, staff scheduling, and full lifecycle management via member mobile app.
Shared Spaces
Co-working offices, meeting room booking, time-based or visit-based access, flexible permissions, and lease-linked access control.
Public Transport
High-speed QR scanning for metro and rail, IP67 waterproof, -40°C to 70°C wide temperature range. Deployed across 60% of metro stations nationwide.
Stadiums & Venues
Ticketed turnstile entry, ID verification, security checkpoint coordination, and high-throughput crowd management for large events.
Warehousing
Hazardous-area personnel control, cold-storage protection, patrol tracking, and compliance management for grain depots and chemical facilities.
Smart Lockers
Parcel lockers, mailboxes, fresh-food cabinets, and battery-swap stations — unlock via QR code, RFID card, or mobile app.
System Integration
Fire alarm, elevator, and turnstile integration. Open API for HR attendance, property ERP, and third-party IoT platforms.
Built on
DejaOS Platform
The world's first JavaScript runtime purpose-built for embedded IoT devices. Customize device behavior, UI screens, and integrations — no firmware expertise needed. Your team writes JavaScript; DejaOS handles the rest.
Feocey at a Glance
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Access Control?
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