Unserver Blog

Unslave 3.0 - HTTP API Support

We want to make Unslave a perfect developer-friendly Modbus slave simulator. This is why in version 3.0.0 we have added a built-in HTTP API. Read more...

Modbus TCP Support Released

Announcing unserver 1.5 with Modbus TCP support and configuration improvements. Read more...

Unslave Modbus Simulator 2.0.2 Released - Added TCP Support

Modbus TCP support has been added in 2.0.2 release of Unslave Modbus slave simulator. Read more...

Releasing Modbus RTU Simulator - Unslave

Today we have released Unslave - a simple and powerful Modbus RTU slave simulator. It's available for free download. Read more...

Modbus RTU Reference

Modbus RTU is one of the most widely used protocols. In this post we provide a complete description of it with examples of requests and responses. Read more...

What is Modbus?

Modbus is one of the most commonly used protocols for field device communication. This post contains an overview of the protocol, it's benefits and drawbacks. Read more...

Creating HMIs With Unserver - Part 2: Indicators

This tutorial demonstrates how to create a level indicator visualization integrated with Unserver Read more...

Creating HMIs With Unserver - Part 1: Buttons

This tutorial demonstrates how to create a Web HMI page with buttons connected to a PLC. Read more...

New Documentation Section

We have improved the documentation content and presentation. Read more...

Running Unserver as a Windows Service

1.4.0 features a very important improvement - installing and running Unserver as a Windows service. Read more...

Unserver 1.3.0 Runs on .NET 4.0 and Windows XP

Unserver now runs on Windows XP. URL reservations are handled automatically. Read more...

Performance Improvements in 1.2.0

Unserver is now capable of serving up to 1000 requests per second on a typical PC (unless limited by the underlying device network) Read more...

Simplified License Management

In 1.1.2 we have decided to abandon hardware-based license activation in order to make Unserver more friendly and easier to use. Read more...

Unserver 1.1.0 Release

Web App HMI demo app, API for writing individual properties, serving static files. Read more...

Unserver adds CORS Support in Version 1.0.1

Unserver 1.0.1 release: enabled CORS, improved TCP error messages Read more...

Unserver Blog Launch

Today we are launching the Unserver Product Blog to post news, release notes, tutorials and relevant articles. Read more...

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