Open Source C# Audio Conversion Software

FFmpeg Batch AV Converter is a free universal audio and video encoder for Windows and Linux (via Wine), that allows to use the full potential of ffmpeg command line with a few mouse clicks in a convenient GUI with drag and drop, progress information. Some fancy wizards make things easy for non-experts. Thanks to its multi-file encoding feature, it may be the fastest a/v batch encoder available, since it maximizes system resources usage by launching as many simultaneous processes up to user cpu thread count. You can change encoding priority, pause and resume, set automatic shutdown. It is good for seasoned ffmpeg users as well as beginners. It provides unlimited single or multi-file batch encoding for almost any audio/video format. You can use any set of parameters and try them before starting encoding. You can multiplex streams, subtitle videos (as track and hardcoded), trim, concatenate, record screen, multimedia info. Included youtube-dl / yt-dlp frontend GUI to download urls.

A versatile, future-proof, and expandable multimedia encoder designed for ease of use. Internet Friendly Media Encoder supports adding subtitles and attachments, and can function as a remuxing tool with a Copy Stream option. It allows you to combine multiple video, audio, subtitle, and attachment streams into a single file, remove unwanted streams, or incorporate subtitles from another video without extracting. The software also supports AviSynth for advanced video processing. The video and audio encoders are implemented in a plug-in style, enabling users to add their own compiled, optimized CPU architectures for increased speed. This modular design ensures that the encoder remains adaptable and expandable, allowing for the addition of new and future encoding technologies. Internet Friendly Media Encoder also supports hardware acceleration from Intel, AMD, and NVidia for encoding in H264, H265, and AV1 formats.

OnionMedia is a free video and audio file converter and downloader that works with ffmpeg and yt-dlp. It supports a huge amount of formats and codecs and is open source on GitHub.

MFM operates with audio/video files supported by taglib-sharp. It facilitates metadata and conversion operations. Support for iPod/iPhone video conversion is significant. Splits album file into track files using CUE

This project is formed by 2 project togheter. First is a audio mixer in c#.... second is a shoutcast server that decode raw data comes from audio mixer, encode it and send to network.

GUI interface for powerful command line ffmpeggui audio/vide converter. FFmpeg source and binary can be found at http://ffmpeg.org/

YewTuber is low resource Windows Application that assists in downloading and viewing YouTube videos. You can also create mp3 files as well.

The best audio/video converter tool for Windows.

ViewOn.tv is a Media Player that support audio, video and Internet radios. Play your music from your PC, DVD/CD or from your iPod/iPhone. It offers great ways to manage your music library, to create playlist, to copy and burn CDs.

Yaffmi is a free, open-source (GPLv3) multimedia conversion application for Windows written in C# / .NET. It is easy to use, supports hundreds of formats, and leverages the popular FFmpeg media encoding / decoding library.

Convert mkv/avi files in h264 to mp4 files without re-encode video stream. Subtitle will be embed as soft subtitle.Convert speed is fast as video is not re-encoded.Works on iPad.mp4box, mkvextract, beSweet,eac3to,mediainfo are used.

FFEMME converts all video and audio files using FFMPEG. FFEMME is a gui front-end for FFMPEG. FFEMME works on windows 7/8/10. FEMME 3.0 is rewritten in C# using WPF. With FFEMME 3.0 you can download a FFMPEG build from: https://ffmpeg.zeranoe.com . With FFEMME 3.0 you can drag and drop your file to convert. In FFEMME 3.0 you can change output files names. For any suggestions it is possible to contact the author: salvatore.martinico.trapani@gmail.com

Youtube to Mp3 is a free software of converting youtube videos into mp3 files.