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Open-Source RFID SDKs & Tools

We build and maintain production-ready open-source developer SDKs, edge middleware, and firmware to accelerate RFID and IoT deployments worldwide.

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Testing & Emulation TypeScript / Node.js 20+ / React License: MIT v1.2.0

Free RFID Simulator & Virtual Reader: OpenRFID Web & CLI

Production-grade, modular open-source RFID simulation framework engineered for full-stack IoT testing, supply chain automation, and protocol research without acquiring expensive physical RFID readers or tags. Built with a decoupled high-throughput event loop benchmarking 5,000+ tag reads per second and persistent SQLite WAL logging, it emulates fixed industrial readers (Impinj Speedway R420/R700, Zebra FX9600, Alien ALR-F800) across LLRP (Low Level Reader Protocol v1.0.1/v1.1), TCP/UDP raw sockets, and Serial RS232 interfaces. Features comprehensive EPC Class 1 Gen 2 (ISO 18000-6C) memory bank emulation, GS1 SGTIN-96/GRAI-96/GIAI-96 encoding, software-adjustable RSSI Gaussian noise, antenna port switching (1–16 ports), Fastify REST APIs, real-time WebSocket streams, and MQTT telemetry broker bridges for zero-dependency CI/CD test automation.

$git clone https://github.com/rfidsoftwares/openrfid-simulator.git && npm install GitHub →

Key Features

  • ✓ High-Throughput Simulation Loop (5,000+ Tags/Sec with Decoupled Event Architecture)
  • ✓ Bi-Directional Bitwise GS1 Encoders (SGTIN-96, GRAI-96, GIAI-96, SSCC-96)
  • ✓ Full EPC Gen2 4-Bank Memory Emulation (Reserved 00, EPC 01, TID 10, User 11)
  • ✓ LLRP Protocol & Multi-Vendor TCP Socket Emulation (Impinj, Zebra, Alien, Identium)
Explore Studio & Details → Download Windows MSI Installer (v1.0.0) Watch Tutorial GitHub
OpenRFID Simulator for virtual RFID reader and emulation testing
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Edge Middleware & Gateways C# 12 / .NET 8 & 10 LTS / ASP.NET Core License: MIT v2.1.0

OpenRFID Middleware — Multi-Reader Edge Gateway

Enterprise-grade, modular open-source RFID edge middleware engineered in .NET 8/10 LTS to bridge multi-vendor fixed RFID reader hardware with modern cloud and on-premise enterprise applications. Features plug-and-play driver plugins for LLRP, Impinj Octane, Zebra FX Series, Identium, Alien, TCP/UDP sockets, and Serial RS232/RS485. Includes high-throughput tag stream processing (1,000+ tags/sec), configurable sliding-window deduplication (5–15 seconds), shift-based unique tag rules, RSSI power thresholding, and EPC regex filters. Dispatches tag streams via dynamic Liquid/Handlebars templated HTTP payloads (GET, POST, PUT, PATCH), high-speed MQTT pub/sub topics, and real-time WebSockets with persistent offline SQLite WAL disk buffering for zero data loss during network outages.

$git clone https://github.com/rfidsoftwares/OpenRFID-Middleware.git && dotnet build OpenRFID.slnx GitHub →

Key Features

  • ✓ Unified Multi-Vendor Reader Driver Plugins (LLRP, Impinj Octane, Zebra FX, Identium, Alien)
  • ✓ Intelligent Sliding-Window Deduplication (5–15s Debounce, Calendar Day, Shift Unique Rules)
  • ✓ Dynamic Liquid & Handlebars HTTP Payload Templating (Custom JSON, XML, Form-Data, CSV)
  • ✓ Persistent Offline SQLite WAL Disk Queue with Deterministic Resynchronization
Explore Studio & Details → Download Latest Release Watch Tutorial GitHub
OpenRFID Middleware for RFID reader integration
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Mobile SDK & Handhelds Kotlin / Java / Android Native SDK / Jetpack Compose License: MIT v2.5.0

OpenRFID Android Handheld Middleware & UHF SDK

Production-ready, universal Android native SDK and background middleware service engineered to standardize RFID hardware integration across fragmented industrial handheld terminals and sled devices (Chainway C72/C71/C66, Zebra TC26/MC3300R/RFD8500, Seuic AutoID9U, ATID AT911N, Honeywell). Built with a reflection-based Hardware Abstraction Layer (UhfReaderManager.kt), it auto-detects underlying Impinj E710 & R2000 UHF modules to deliver high-velocity tag inventory (200+ tags/second), dynamic RF power adjustment (5 dBm to 30 dBm), audio Geiger counter asset locating with visual RSSI heatmaps, and simultaneous 2D optical barcode scanning. Includes a persistent background Android Foreground Service with encrypted SQLite offline buffering and automatic REST API / MQTT webhook synchronization.

$git clone https://github.com/rfidsoftwares/OpenRFID-Handheld-Android-Middleware.git GitHub →

Key Features

  • ✓ Universal Hardware Abstraction Layer (HAL) for Chainway, Zebra, Seuic, and ATID
  • ✓ High-Speed UHF Bulk Scanning (200+ Tags/Sec with Impinj E710 & R2000 Modules)
  • ✓ Software-Tunable RF Power Output (5 dBm to 30 dBm) for Near-Field & Long-Range (15m+)
  • ✓ Audio Geiger Counter Asset Locator with Pitch-Modulated RSSI Signal Feedback
Explore Studio & Details → Download Direct APK (app-debug.apk) Watch Tutorial GitHub
Open RFID handheld device for Android middleware integration
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ERP & Cloud Integration Python 3 / TypeScript / TDL XML / OData v4 License: MIT / Enterprise v1.2.0

OpenRFID ERP Gateway: Open-Source Tally & SAP Connector

Enterprise-grade open-source integration gateway connecting fixed RFID readers and handheld scanners directly to Tally Prime, SAP Business One, SAP S/4HANA, Zoho Inventory, and custom REST API endpoints. Includes verified Tally TDL XML envelope generators for automated Stock Journal and Physical Stock vouchers over HTTP TCP Port 9000, SAP Service Layer OData v4 clients for Goods Receipt PO (GRPO) creation, in-memory Disruptor ring-buffer debounce filters (3-second sliding window) to eliminate dock-door tag multipath duplicates, and encrypted local SQLite Write-Ahead-Log (WAL) offline queues for zero-data-loss factory operations during network dropouts.

$pip install sllurp requests && python llrp_inventory_gateway.py --tally-port 9000 GitHub →

Key Features

  • ✓ Tally Prime Automated Stock Journal XML Generator via HTTP TCP Port 9000
  • ✓ SAP Business One Service Layer GRPO Client (OData v4 HTTPS /b1s/v2/)
  • ✓ SAP S/4HANA Goods Movement 101/311 BAPI & OData Connector
  • ✓ In-Memory Disruptor Ring-Buffer with 3-Second Dwell-Time Debounce Filter
Explore Studio & Details → Download LLRP & ERP Gateways (.zip) ⚡ Live ERP Testers GitHub
OpenRFID ERP Gateway for Tally, SAP, and Zoho Integration
⚡ Live Sandboxes Available
Testing & Hardware Emulation C# 13 / .NET 8 LTS / Avalonia UI License: MIT v1.0.0

OpenRFID & Barcode Simulator — Virtual HID Keyboard Wedge

High-performance open-source hardware protocol emulator and virtual HID keyboard wedge built in C# 13, .NET 8, and Avalonia UI. Emulates 1D/2D optical barcode scanners (Code 128, QR Code, Data Matrix, GS1-128 with FNC1 separators), HF RFID (13.56 MHz Mifare & ISO 15693), NFC NDEF records, UHF RAIN RFID (EPC Gen2 4-bank memory), ICAO Doc 9303 MRZ Passports, Industrial Digital Scales (Mettler-Toledo/CAS), and BLE Beacons (iBeacon/Eddystone). Injects synthetic tag streams and barcode keystrokes directly into any web browser, ERP (SAP, Tally, Zoho), WMS, POS, or desktop application via sub-millisecond Win32 SendInput bursts or human-jitter typing simulation with zero RAM footprint (<30 MB) across 50M+ rows.

$git clone https://github.com/rfidsoftwares/open-rfid-barcode-simulator.git GitHub →

Key Features

  • ✓ Multi-Protocol Simulation (1D/2D Barcodes, HF RFID, NFC NDEF, UHF EPC Gen2, MRZ Passports, Digital Scales, BLE Beacons)
  • ✓ Ultra-Fast Device HID Wedge (<8ms/tag) & Human-Typing Simulation with Gaussian Jitter & Typo Correction
  • ✓ Zero-RAM Streaming Engine (<30 MB RAM) for Continuous Lazy Generation & 50M+ Row File Streams
  • ✓ Always-On-Top Floating Mini-HUD (350x220px) with WS_EX_NOACTIVATE Focus-Safe Technology

Supported Devices & Hardware

📱 Zebra DS2208, DS3678 & Symbol 1D/2D Barcode Scanners 📱 Honeywell Xenon 1900G & Voyager Barcode Scanners 📱 Impinj Speedway, R700 & Zebra FX9600 Fixed RFID Readers → 📱 Chainway C72 & Zebra RFD8500 UHF Handheld Terminals → 📱 ACR122U & Identiv NFC / HF Desktop Readers → 📱 Mettler-Toledo & CAS Industrial Bench Scales
Explore Studio & Details → Download GUI .exe CLI .exe Watch Tutorial GitHub
Open RFID Barcode Simulator Banner showcasing features
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🎬 Video Demonstrations & Tutorials

Watch Step-by-Step Video Walkthroughs

Watch our engineering team test, deploy, and benchmark the OpenRFID open-source libraries before integrating them into your production environment.

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Discover hardware unboxings, gate tests, and field audit demonstrations across our full catalog.

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Enterprise Deployment & Support

Deploy OpenRFID in Your Live Factory or Warehouse

Our open-source projects power real-world RFID systems worldwide. If your business needs production hardening, custom ERP sync (Tally / SAP), proprietary device drivers, or guaranteed SLAs, our core engineering team is available for turnkey enterprise engagements.

01. Custom Pilots (POC)

2-week rapid pilot proving tag read accuracy, ERP synchronization, and handheld operator ergonomics in your live facility.

02. ERP Sync Adapters

Custom bi-directional connectors: TallyPrime Connector, SAP S/4HANA Middleware, and Zoho Gateway.

03. Production SLAs & AMC

24/7 technical hotline, over-the-air firmware updates, dedicated engineering sprints, and on-site field support.

Schedule Architecture Review Call → Explore Pre-Built Middlewares →

FAQ

Frequently Asked Questions

Technical, operational, and global enterprise integration details.

What open-source software libraries are published under the OpenRFID ecosystem?
The OpenRFID suite on GitHub comprises the OpenRFID LLRP Binary Protocol Decoder (.NET 8/C#), OpenRFID Virtual Reader Simulator, OpenRFID Android Keyboard Wedge Service, and lightweight edge MQTT Sparkplug B publishers.
What open-source licenses govern OpenRFID repositories and can enterprises fork them?
OpenRFID projects are published under permissive open-source licenses (MIT and Apache 2.0). Global enterprises and software developers are free to inspect, fork, modify, and embed the code directly into proprietary commercial applications without royalty obligations.
How does the OpenRFID Virtual Reader Simulator accelerate enterprise software development?
The simulator emulates physical LLRP and TCP socket readers, generating realistic synthetic EPC Gen2 tag streams with configurable RSSI vectors, speed velocities, and tag collisions. Developers can build and stress-test complete enterprise WMS workflows without buying hardware.
How do you ensure enterprise-grade code quality and security across open-source libraries?
Every OpenRFID repository undergoes automated CI/CD static code analysis, Dependabot dependency auditing, memory leak profiling, and fuzz testing against corrupted LLRP binary frames to maintain mission-critical enterprise reliability.
Is commercial enterprise SLA support available for companies adopting OpenRFID in production?
Yes. While the core repositories are free and open-source, RFID Softwares provides enterprise-grade SLA backing, 24/7 mission-critical support, custom connector engineering, and certified production binaries for multinational deployments.
How can international software engineers contribute to the OpenRFID project?
Developers worldwide can submit bug reports, feature requests, and pull requests via our public GitHub organization. We maintain clear contribution guidelines, coding standards, and active community discussion forums.
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