UberDemoTools (UDT) is a set of tools for analyzing, cutting, converting, modifying and viewing Quake 3 and Quake Live demo files.

Full project presentation on GitHub

Permanent links to the latest builds:
Windows > GUI: x64, x86 - Command-Line Tools: x64, x86 - 2D Viewer: x64, x86
Linux > Command-Line Tools: x64, x86 - 2D Viewer: x64, x86

Extra links: screenshots, GitHub page, pre-compiled binaries (older releases available)

Time-shifting example videos:
CPMA low-ping LG before and after (2 snapshots)
CPMA high-ping LG before and after (2 snapshots)
CPMA high-ping rails before and after (6 snapshots)