free Media Players (Free MP3, Video, and Music Player ...) are cool because they let web developers and bloggers embed MP3 Players/FLV Olayers and build customized JukeBox on the websites. With these online Media players, you can add a list of songs easily and embed the given Javascript code to your website. Most of these players are customizable and you can have your won skin that suit the web design.
1. Miro - Miro is an open source high definition (HD) video player with unique, elegant, and seamless user interface that makes watching internet tv and videos easier than ever.
2. Silverlight - will evolve and stay free and that you are also allowed to modify at ease to your use or add it to the use of all if you want to contribute to the project.
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3. jcplayer - JC Player is a free to download, fully customizable FLV video player for Flash CS3 and CS4.
4. ToobPlayer - ToobPlayer is a lightweight (approx. 14-18 KB) FLV player component that comes in five flavors, provides a mechanism to play back YouTube videos.
5. OSMF - Open Source Media Framework (OSMF), that is developed by Adobe, is a software framework for building feature-rich Flash video players and applications.
6. Kaltura - Kaltura, an advanced video publishing platform, is sharing a free and open source HTML5 Video & Media JavaScript Library.
7. OSM Player is a highly customizable and open source HTML5 media player that is built with jQuery.
8. Projekktor - Projekktor is a JS wrapper for the new HTML5 video and audio elements. It solves cross browser and compatibility issues, adds some eye candy to the native.
9. Flowplayer - Embed video streams to your website. Superior alternative to YouTube. Open Sourced under the GPL license. No other software makes this smoother.
10. FREE Flash MP3 Player - free application that allows you to play music on your website.
11. Flabell is presenting a beautiful & free Flash Mp3 player that can display multiple artists & playlists.
12. FLVPlayer - FLV Player is an open source & free resource to display FLV files on websites.
13. JW FLV Media Player is a complete solution for adding video and audio to your website.
14. Jaris - Jaris is a highly customizable free flv player, made on haxe – a multiplatform programming language, that can be embedded into any website for free.
15. OIPlayer - OIPlayer is a jQuery plugin built as HTML5 Audio and Video Player that works fine in nearly every browsers with a fall back support to Flash and Java.
16. Open Video Player Initiative is a community project by companies like Adobe, Microsoft, Akamai & for sharing player code and best practices around video player development and monetization
17. PodSnack - PodSnack allows users to create free flash mp3 audio players by uploading their mp3 files & then creating a playlist.
18. jPlayer - The CSS styleable jQuery audio player plugin with HTML5 audio support!
19. Bumpbox - alternative lightbox with support for pdf files, images, html, swf and flv files.
20. f4Player is a free and open source Flash video player that can play .fly, .f4v or .mp4 files in websites or within AS3 projects.
20 Free Open Source Web Media Player Apps,布布扣,bubuko.com
20 Free Open Source Web Media Player Apps
原文：http://www.cnblogs.com/zhepama/p/3725945.html