The TRX file extension is also used in program for DJs called VisiTrax. VisiTrax is an music database software for Windows with great music management capabilities. These *.trx files are music databases.
Translation list created by PASSOLO, a program used for language translation of user interfaces; contains a collection of strings in multiple languages; used within a specific program to recognize key phrases and translate them from one language to another. NOTE: Once TRX files have been exported, they are locked and cannot be modified again in PASSOLO.
Test results file created by Visual Studio, a Microsoft application used to develop Windows software; contains test results stored in an XML format; used to display test results in Visual Studio as well as save historical test case results. TRX files may also be created using Microsoft MSTest, a command-line utility that runs unit tests created in Visual Studio 2005 and later. The program executable file MSTest.exe has various command-line options that can be used to customize the output of tests. NOTE: Test results remain in memory in Visual Studio until they are explicitly written to disk into a TRX file. They can be saved by using the "Export Test Run Results" option in Visual Studio.