OpenMPT (Open ModPlug Tracker) Edit and customize your audio files, it is based on the original ModPlug Tracker written by Olivier Lapicque, and supports a wide variety of module formats and offers an intuitive, native GUI as well as advanced features such as VST plugins and ASIO output.

OpenMPT Features:
General:
1. Native and fast Windows GUI
2. No installation needed
3. VST effect and VST instrument supported
4. DirectX audio filters supported
5. Fully configurable keyboard layout
6. Support for multiple sequences ("songs") in one file
7. Support for custom tunings
8. Suitable for live performances: Queue patterns, automate VST parameters using a MIDI keyboard, start and stop your modules with MIDI messages.

Editor features:
1. True multiple document interface - open many modules at the same time and copy&paste between them!
2. Tabbed layout
3. Support for drag and drop in various places
4. Fast access to various places through the treeview: Load modules, samples and instruments directly from the treeviews built-in file browser
5. Up to 127 channels for editing (256 virtual channels)
6. Two editor modes: FT2 and IT notation
7. Many supported sample and instrument formats: WAV, XI, PAT, S3I, SMP, ITS, RAW, AIF, 8SVX, DLS, SF2, XI, ITI and more!
8. A feature-rich sample editor with useful features like sample normalization, DC offset removal, phase inversion, amplification, upsample, downsample, etc... You can even draw your own samples!
9. Record live from your MIDI keyboard directly into the patterns
10. Automate VST plugins directly from the patterns and write automation data directly into the pattern when turning the knobs on your VST interface
11. Edit one module in multiple windows, f.e. on several monitors

Audio output:
1. Output via WaveOut, DirectX or low-latency ASIO
2. Up to 192 KHz, 32-Bit, quad surround
3. Several interpolation algorithms are available
4. DSP units like bass expansion, reverb, equalizer

The license of this software is Freeware, you can free download and free use this audio utility software.