.RTS

.RTS file extension

This is the basic program to work with .RTS extension

QuickTime

QuickTime Real Time Streaming Protocol

Includes support for the key media formats, such as H.264 and AAC. The QuickTime web browser plug-in is no longer installed by default and is removed if you have a previous version of QuickTime on your PC. If you still need this legacy plug-in, you can add it back using the custom setup option in the installer... (more)

The program works with the following extensions: swf, png, psd, mkv, avi, bmp, mp3, gif, mp4, jpg, jpeg, au, qt, mov, dv, ulw, gsm, mmv, pls, vfw, kar, pnt, wav, qcp, m15, qti, 3g2, qht, tif, m4e, m1v, m1a, 3gp, tga, m2v, m1s, m3u, qtl, amc, mps, mid, m4a, qup, aac, rts, amr, xpl, m4b, qif, ac3, bwf, mac, mp2, m4p, sd2, caf, jp2, m4v, dib, sdp, mpa, m75, sdv, cel, mpe, jpe, smf, smi, dif, rgb, sgi, mpg, mpm, sml, aif, flc, rmi, mpv, pct, swa, fli, m2a, snd, mqv, pic, aiff, pict, qhtm, tiff, moov, 3gp2, adts, mpga, 3gpp, midi, rtsp, cdda, pntg, qtif, mpeg, smil, mpg4, aifc, targa, m3url and movie

.RTS extension is also supported by the following programs:

RivaTuner

RivaTuner RivaTuner patch script file

RivaTuner 2.2 is the a tuning utilty for NVIDIA GPU based display adapters.
Royal TS

Royal TS

Manage multiple remote desktop connections from a single interface.
RealPlayer

RealPlayer RTSL Documents

RealPlayer is one of the most popular video player.
State Street - QuickTime

State Street - QuickTime Real Time Streaming Protocol