Avidemux is a free video editor designed for simple cutting, filtering, and encoding tasks. Avidemux 64-Bit also available here.

VirtualDub can run on most platforms, supports a lot of containers, comes with all Codecs you need built-in and doesn´t use the nasty VfW interface.

Avidemux is designed for simple cutting, filtering, and encoding tasks, and it also supports multi-threading. Its graphical user interface looks pretty similar to VirtualDub, and most features recognizable from VirtualDub are available too. Avidemux natively supports a great number of file types, such as AVI, MPEG, VOB, TS, MP4, ASF, OGM, MKV, and FLV.

At the same time, Avidemux natively supports a varied range of Video/Audio formats, including MPEG-1, MPEG-2, MPEG-4 ASP, H.264/AVC, DV, HuffYUV, MP3, AAC, AC-3, and Vorbis. Tasks can be automated using projects, job queue, and powerful scripting capabilities. You can create video-DVD or (S)VCD compliant streams utilizing the easy-to-use "Auto" wizards.