Loper · Broadcast, IPTV & streaming

Open .sdp files on your Mac.

.sdp

Session descriptions for ST 2110 and RTP streams.

Loper is a free, minimal editor for macOS that opens SDP (ST 2110 / RTP) instantly and colors every part of the file, so you find the value you need at a glance and can fix it right there. No IDE, no project to load, no gray wall of text.

camera1.sdp opened in Loper: SDP (ST 2110 / RTP) with color-coded INI / Properties
Show the file as text
v=0o=- 1443716955 1443716955 IN IP4 192.168.10.21s=Camera 1 videoc=IN IP4 239.100.1.1/32m=video 5004 RTP/AVP 96a=rtpmap:96 raw/90000a=fmtp:96 sampling=YCbCr-4:2:2; width=1920; height=1080; exactframerate=25

How to open .sdp files

  1. Download Loper (free, Apple silicon, signed and notarized) and move it to Applications.
  2. Double-click your .sdp file, drag it onto the Loper window, or right-click it and choose Open With › Loper.
  3. Want every .sdp file to open in Loper? Choose Loper › Make Loper the Default Editor….