Downloading W2RF SDR-Bridge 1.5.1.124 from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this software available. This PC software works fine with 32-bit versions of Windows XP/7/8/10/11.
This free program is an intellectual property of W2RF. The program's installer files are commonly found as SdrBridge.exe or SdrBridgeV3.exe etc. We recommend checking the downloaded files with any free antivirus. The software is included in System Utilities. The most popular version of the tool 1.5.
From the developer:
SDR-Bridge provides advanced synchronization, integration, and control for software defined radios. But with SDR-Bridge, both the radio and WriteLog QSY to the frequency, WriteLog displays the callsign in the Entry panel, and receives the focus ready for the QSO.
You may want to check out more software, such as EOS Utility, MyGPS or SoftX Internet Logger, which might be similar to W2RF SDR-Bridge.