The most POPULAR stream recording software (free download):

• REPLAY MEDIA CATCHER
  the best audio/video stream ripper. Supports the most popular flash video format (RTMP and HTTP).
• REPLAY CAPTURE SUITE
  the best audio/video stream recording/capturing bundle
• REPLAY MUSIC
  the best streaming music recorder
• WM RECORDER
  the best Windows Media, Real Audio/Video stream capture software

Other RECOMMENDED software and services:

• REPLAY MEDIA GUIDE
  free service to find and record online radio, Internet TV, podcasts
• AVS VIDEO TOOLS
  convert, split, join, remove commercials, edit, rotate, apply effects, capture, transfer, copy, rip and burn DVD and video files
• EMUSIC
  the best legal music download service
• AUDIBLE
  download audio books, audio magazines, newspapers, radio programs
• SOUNDTAXI
  remove DRM protection from Windows Media, iTunes music and video files

• RM Recorder is a Real stream recorder that can split, merge and fix (repair) Real Media, Real Video and Real Audio recordings (ra, ram, rm, rmvb).

• All Media Fixer/All Media Fixer Pro is a handy tool that help you to repair media files which can not be played or dragged with just one click.
  • Fix media file can not be played or dragged.
  • Fix media file which are not completely downloaded.
  • Fix partly damaged media file.
  • Support: WMA, WMV, ASF, WM, ASX, RM, AVI, DIVX, XVID, Vob, MP3, MP2, MP1, MPA, MPGA, MPG, MPEG, MPA, DAT, WAVE, Jpeg and BMP.
  • User-friendly interface.
  • The rate of success in the fix has reached 82.8% to 97.6% for the Pro version and 67.7% to 78.6% for the Basic version.
  
  Platform: Windows 95/98/NT/2000/ME/XP/2003 Server
  Price: $19.95/$29.95
  Compare All Media Fixer and All Media Fixer Pro
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• All Real Media Fixer is a handy tool that help you one click to repair Real Media, Real Video and Real Audio files which can not be played or dragged.
  Platform: Windows 95/98/NT/2000/ME
  Price: $19.95

• Rm Rmvb Fix Joiner - One click to fix rm rmvb files which can not be played or dragged.
  m Rmvb Fix Joiner can fix rm rmvb files which are not completely downloaded from http, ftp, rtsp and so on. After being fixed, these rm rmvb files can be played fluently and dragged at your will. Rm Rmvb Fix Joiner also can fix the rm rmvb files that can't be dragged while they are playing. After being fixed, these files can be dragged at your will. Rm Rmvb Fix Joiner has another function that it can try to fix partly damaged and corrupted rm rmvb files. The fixed rm rmvb files can skip the damaged data block, and continue to play. When players such as Mediaplayer and realplayer hint that the rm rmvb files can't be played or it has been damaged,you can try to use the Rm Rmvb Fix Joiner to fix the file. The fixed rm rmvb files by Rm Rmvb Fix Joiner can be opened by multimedia edit software such as RealProducer to be further processed. The rate of success in the fix has reached 80% to 90%. Note: Before fixing files, please backup them first.
  • Support fix / repair rm, rmvb
  • Easy and fast
  • User-friendly interface
  
  Platform: Windows 98/NT/2000/ME/XP
  Price: $19.95

• Real Media Analyzer - is a simple command-line driven utility designed to check integrity and optionally fix errors in the Real Networks' streaming media files (RealMedia, RealVideo and RealAudio). It also can rebuild index sections e.g. in order to make truncated files seekable, split multiplexed stream into separate audio/video streams, join two RealMedia streams into one multiplexed stream and extract or delete stream parts from the single-stream RealMedia files.
  
  Platform: Win32, DOS, OS/2 and Linux.
  Price: FREE

• ASF-AVI-RM-WMV Repair allows you to repair/fix video files. It supports fix AVI, divx, xvid, rm, rmvb, asf, wmv, wma files. It is easy and fast. The fixed file will be saved as a new file, so you won't risk to damage your original file.
  • Support fix / repair AVI, divx, xvid, MPEG-4 files.
  • Support fix / repair rm, rmvb
  • Support fix / repair ASF, WMV, WMA files.
  
  Platform: Windows
  Price: $34.95

See also:

How to fix Real Audio and Real Video (ra, rm, rmvb, ram) recording errors such as indexing, offset, timing, codecs errors with RM Recorder