IBProvider 3.19.1.15875 was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. The software lies within Development Tools, more precisely Web Development.
The following version: 3.1 is the most frequently downloaded one by the program users. We recommend checking the downloaded files with any free antivirus. The actual developer of the program is IBProvider developers group. The tool can also be called "Trial IBProvider 64bit".
From the developer:
The professional developer kit for Interbase and Firebird allows create powerful software using different environments on any programming languages which have support for the OLE DB, ADO or ADO .Net technology.
You may want to check out more software, such as Chart FX Lite for.NET, Interface Traffic Indicator or ColorCache, which might be similar to IBProvider.