Showing 132 open source projects for "modbus tcp c"

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  • 1

    ModbusClientX - Modbus Tool

    User friendly modbus client tool

    Support Modbus TCP/RTU connection. Read and Write Coils, Registers, Monitoring Modbus records
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    Downloads: 67 This Week
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  • 2
    CoreBus

    CoreBus

    Cross-platform (Win, Linux) Modbus (TCP / RTU / ASCII) GUI terminal

    CoreBus is a cross-platform terminal for working with serial ports and TCP sockets with support for Modbus TCP/RTU/ASCII protocols. Features: No Protocol * Working with data in string or byte format * Support for different encodings * There are three sending modes: single, cyclic, and file sending Modbus * Support for various Modbus protocol variations: TCP, RTU, ASCII and RTU/ASCII over TCP * Convenient operation with recording functions * The ability to work with float numbers * The ability to work with binary data * A Modbus scanner that searches for devices on a communication line Modbus monitoring * Convenient display of registers * Conversion to numeric types * Transformations by formula * Real-time charting * Logger Macros * Separate macros for each operating mode * A macro consists of an unlimited number of commands (actions) * Common Slave ID for Modbus macros * Import/Export Source code: https://github.com/AndreyAbdulkayumov/CoreBus
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    Downloads: 20 This Week
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  • 3
    FenixModbusS7

    FenixModbusS7

    Siemens S7300/400/1200/1500, ModbusMaster/RTU/TCP/ASCII

    Fenix stands out as an advanced software solution tailored for seamless communication with devices in a Modbus network, a prevalent protocol in industrial automation. With broad compatibility, Fenix effortlessly interfaces with devices such as S7-300, S7-400, S7-1200, and S7-1500, providing a versatile solution for users across different Siemens platforms. Additionally has C# Script Engine giving you extended computing possibility Free Modbus tool, Free Modbus Tester Free Siemens S7 Protocol tool, Free Siemens S7 Tester Youtube Playlist: https://www.youtube.com/playlist?...
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    Downloads: 29 This Week
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  • 4

    SnapModbus

    32/64 bit multi-platform Modbus communication library

    SnapModbus is an Open-Source multi-platform suite (library and tools) to manage Modbus communication in strict adherence to the modbus.org specifications, both master and slave side. It supports all the functions described in the documents: * MODBUS APPLICATION PROTOCOL SPECIFICATION V1.1b3 * MODBUS MESSAGING ON TCP/IP IMPLEMENTATION GUIDE V1.0b * MODBUS over Serial Line - Specification and Implementation Guide V1.02 through the standard transport protocols and the most widespread unofficial protocols (UDP, RTU Over TCP, RTU Over UDP) It’s released under lglp v3, so it’s free also for commercial use.
    Downloads: 6 This Week
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  • 5
    TcpTerminal

    TcpTerminal

    TCP Terminal is a tool for testing and debugging TCP communication.

    TCP Terminal is a tool for testing and debugging TCP communication. - Works both as a server and as a client. - Accepts input and prints output in HEX and ASCII format. - Separate display of sent and received data.
    Downloads: 29 This Week
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  • 6
    MQTTnet

    MQTTnet

    High performance .NET library for MQTT based communication

    MQTTnet is a high-performance .NET library for MQTT-based communication. It provides an MQTT client and an MQTT server (broker) and supports the MQTT protocol up to version 5. TLS support for client and server (but not UWP servers). Extensible communication channels (e.g. In-Memory, TCP, TCP+TLS, WS). Lightweight (only the low-level implementation of MQTT, no overhead). Performance optimized (processing ~150.000 messages/second). Uniform API across all supported versions of the MQTT...
    Downloads: 4 This Week
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  • 7
    NSmartProxy

    NSmartProxy

    NSmartProxy is an open source reverse proxy tool

    NSmartProxy is a reverse proxy system that enables external access to devices or applications behind NAT/firewalls without requiring public IPs or router configuration. It’s designed to work with desktop and server apps, and includes a centralized SmartNode server that helps initiate and maintain tunnel connections. This makes it ideal for remote access to local services or self-hosted applications. NSmartProxy supports both TCP and UDP protocols, making it versatile for a wide range of...
    Downloads: 3 This Week
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  • 8
    InterceptSuite

    InterceptSuite

    A TLS MITM proxy for Non-HTTP traffic, with support for TLS upgrades

    InterceptSuite is a cross‑platform, SOCKS5‑based MITM proxy specially designed to intercept, inspect, analyze, and manipulate encrypted network traffic at the TCP/TLS layer. It goes beyond HTTP‑focused tools like Burp Suite and ZAP by providing universal TLS interception—including STARTTLS and non‑HTTP protocols—offering deep visibility and control for security testing and debugging. InterceptSuite bridges this gap by providing a universal TLS interception engine that works with any...
    Downloads: 1 This Week
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  • 9
    LocoNet over TCP
    Client-server based software that talks to Digitrax LocoNet. TCP server talks through a hardware interface (e.g. LocoBuffer) to LocoNet. (User interface) clients talk to that server.
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    Downloads: 3 This Week
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  • 10
    P2P Remote Desktop

    P2P Remote Desktop

    P2P Remote Desktop - Portable, No Configuration or Installation Needed

    p2p is a simple and educational peer-to-peer communication framework that demonstrates how devices can discover, connect, and exchange data directly without a central server. Built in C#, this project provides an easy-to-understand foundation for P2P networking, including peer discovery, messaging, and connection management. It’s particularly useful for learners and developers exploring decentralized communication or building the groundwork for P2P applications like chat systems or...
    Downloads: 4 This Week
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  • 11
    FASTER

    FASTER

    Fast persistent recoverable log and key-value store + cache

    Managing large application state easily, resiliently, and with high performance is one of the hardest problems in the cloud today. The FASTER project offers two artifacts to help tackle this problem. FASTER Log is a high-performance concurrent persistent recoverable log, iterator, and random reader library in C#. It supports very frequent commit operations at low latency, and can quickly saturate disk bandwidth. It supports both sync and async interfaces, handles disk errors, and supports...
    Downloads: 1 This Week
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  • 12

    LittleFancyTool

    supports RS232/485/Modbus, sockets, text enc/dec (multi-alg) and so on

    This small tool, built with WinForm and Ant Design UI, supports RS232, RS485, and Modbus serial communication debugging, socket communication capabilities, multi-algorithm text encryption/decryption, image/text Base64 conversion, and asynchronous multi-threaded file encryption/decryption.
    Downloads: 0 This Week
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  • 13

    T3000_Building_Automation_System

    T3000 Bacnet Building Automation System, graphical front end for bldgs

    This is our T3000 Building Automation front end, a mature project for managing the air conditioning, lighting, access control and other automation functions of commercial buildings. The application runs on a Windows PC and allows the building operator to manage the building as a complete system. There is a small but growing team of developers working on the application full time. The system works mainly with Temco Controls products but integrators, controls contractors and other...
    Downloads: 7 This Week
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  • 14
    YAT

    YAT

    Yet Another Terminal :: Serial Communication :: Engineer/Test/Debug

    Engineering, testing and debugging of serial communication. Supports RS-232/422/423/485 as well as TCP/IP Client/Server/AutoSocket, UDP/IP Client/Server/PairSocket and USB Ser/HID. Optimized for simple command sets of e.g. embedded systems.
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    Downloads: 577 This Week
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  • 15

    myFP2ESP8266 Focus Controller

    This is a port of the myFP2ESP32 Wifi Focus Controller to the ESP8266

    A ESP8266 WiFi focuser. DRV8825, ULN2003, L298N, L293DMINI , L9110S, Support for Webserver, ALPACA, and TCP/IP. (c) Robert Brown 2014-2025, Holger M, 2019-2021. All rights reserved. Code or portions of code may not be copied or used without appropriate credit given to author(s).
    Downloads: 0 This Week
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  • 16
    WINtp

    WINtp

    Synchronize NTP time more quickly on Windows.

    It can quickly synchronize your system time and supports both UDP and TCP protocols. English: https://sourceforge.net/p/wintp/code/ci/master/tree/README_en.md 中文: https://sourceforge.net/p/wintp/code/ci/master/tree/README.md Github: https://github.com/lalakii/WINtp
    Downloads: 11 This Week
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  • 17
    myESP32S3-N16R8 WiFi Focuser

    myESP32S3-N16R8 WiFi Focuser

    ESP32S3_DEVKITC_1 N16R8 Wifi focuser

    An ESP32S3 WiFi Focuser (ALPACA-ASCOM-LINUX-INDI-TCPIP-WINDOWS) (c) Robert Brown 2014-2026, Holger M, 2019-2021. All rights reserved. Code or portions of code may not be copied or used without credit given to authors. Read Part1 pdf to determine the board you will need, then download those board files. Downloading all files will cause confusion and hinder your project progress. Both PCB and DIY are supported. After creating the board, go to UserGuide Part2 (Files/Documents) and follow...
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    Downloads: 81 This Week
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  • 18

    json-scada

    A portable SCADA/IoT platform centered on the MongoDB database server.

    ...Protocols: IEC61850 Client, IEC60870-5-101/104 Client and Server, DNP3 Client, OPC-UA Client/Server, MQTT/Sparkplug-B, Telegraf (various data sources for monitoring like Modbus, SNMP, etc.) Github. project https://github.com/riclolsen/json-scada Requirements for Windows Installer: Windows 10/11 64 bits or Server 2016, Windows PowerShell.
    Downloads: 11 This Week
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  • 19
    myFP2ESP32-Dev WiFi ASCOM Focuser

    myFP2ESP32-Dev WiFi ASCOM Focuser

    ASCOM-INDI ESP32-Dev Wifi focuser

    An ESP32-Dev WiFi focuser. DIY or PCB designs. (c) Robert Brown 2014-2025, Holger M, 2019-2021. All rights reserved. Code or portions of code may not be copied or used without appropriate credit given to authors. Spreadsheet to calculate what stepper motor to use. https://sourceforge.net/projects/arduinoascomfocuserpro2diy/files/Documentation/Nema-Stepper-Motors.xlsx/download Spreadsheets to calculate...
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    Downloads: 68 This Week
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  • 20

    Report Manager

    Reporting tool, libraries and designer

    Report Manager is both a print scheme designer (report) and a high level printing (reporting) engine. Also a TCP Report Server and a Web Report Server (PDF on the fly), supports Windows and Linux. Connectivity to almost all databases is provided.
    Downloads: 39 This Week
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  • 21
    mySQM+ DIY SQM WEATHER STATION

    mySQM+ DIY SQM WEATHER STATION

    ESP32 mySQM+ Sky-Meter/Weather Station with loads of features

    mySQM+ Sky Quality Meter/Weather Station (c) R Brown, 2020-2025, All rights reserved. Permission is granted for personal and Academic use only. Code or portions of code may not be copied or used without appropriate credit given to author(s). EXPANSION BOARDS - You can expand this project using the two types of project expansion boards at https://sourceforge.net/projects/myesp-boards/
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    Downloads: 23 This Week
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  • 22
    NetCoreServer

    NetCoreServer

    Ultra fast and low latency asynchronous socket server & client C#

    Ultra fast and low latency asynchronous socket server & client C# .NET Core library with support TCP, SSL, UDP, Unix Domain Socket, HTTP, HTTPS, WebSocket protocols and 10K connections problem solution. Has an integration with high-level message protocol based on Fast Binary Encoding. Cross-platform (Linux, MacOS, Windows) Asynchronous communication. Supported transport protocols: TCP, SSL, UDP, UDP multicast, Unix Domain Socket.
    Downloads: 0 This Week
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  • 23
    OSHMI - Open Substation HMI

    OSHMI - Open Substation HMI

    SCADA HMI for substations, IoT and automation applications

    Now with IEC61850 support! This project combines existing open source projects and tools to create a very capable, mobile and cloud-friendly HMI system that can rival proprietary software. This approach makes it possible to join forces of each project (Chromium, SVG/HTML5, PHP, Lua, SQLite, Inkscape, Lib61850, OpenDNP3, Nginx, Vega, PostgreSQL, Grafana,…) to achieve a great set of open, evergreen, modular and customizable tools for building great HMIs for automation projects. This is not...
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    Downloads: 35 This Week
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  • 24
    TCP/IP-Network extension for the PLC simulation software Siemens PLCSim (Step 7 V5.4/5.5). With NetToPLCSim you are able to simulate e.g. SCADA systems over Network in combination with your simulated PLC.
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    Downloads: 820 This Week
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  • 25
    ISB

    ISB

    ISB (I'm so bored) is a network stress-testing application for Windows

    ISB (I'm so bored) is a network stress-testing application for Windows created by byte[size] Software byte[size] Software: https://github.com/softbytesize Frontpage: https://softbytesize.github.io/ISB/ Support: https://softbytesize.github.io/ISB#cu Documentation: https://softbytesize.github.io/ISB/#helpstart Releases: https://github.com/softbytesize/ISB-Releases/releases Discord: https://discord.com/invite/9YNzrXDHxE
    Downloads: 43 This Week
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