What Is XviD4PSP and What Does It Do?

XviD4PSP is a portable video and audio conversion program, currently at version 8.2.12, available for macOS, Windows, and Linux. It handles both decoding and encoding entirely with its own bundled components, so it does not rely on system codecs or other installed software. You can run it without installing anything, and it operates independently of the older 5/6/7/8.0/8.1 releases.

What the program actually does

At its core, XviD4PSP converts media between formats. The site describes it as "a program for convenient and high-quality video and audio conversion." In practice that means you feed it a source file and choose an output format and codec, and it produces a converted file.

Two design points matter for how you use it:

• Self-contained processing. Because everything needed is inside the package, output does not depend on whatever codecs happen to be installed on your machine. The same input should behave consistently across systems.
• No installation. You launch it directly. This also means it can sit alongside older versions without conflict, since it "works independently of versions 5/6/7/8.0/8.1."

Supported formats

The import list is deliberately broad — the site states it accepts "almost any input format." Documented import formats include:

AVI, DIVX, ASF, MPG, MPE, M2V, MPEG, VOB, TS, M2P, D2V, MOV, QT, 3GP, HDMOV, RM, RAM, RMVB, RPX, SMI, SMIL, MKV, OGM, WMV, DVR-MS, FLV, BIK.

Export formats listed on the page begin with AC3, AAC, MP3, MP2, and MP4 (the list is truncated in the source material, so treat this as a partial view rather than the full set).

Version 8.2.12 changes

The current release notes list these fixes and updates:

• Updated codecs: SVT-AV1 4.2.0 and x265 4.3.
• x264, x265, and SVT-AV1 now show their version in the codec parameters window.
• Improved decoding of corrupted video: the threshold for consecutive corrupted frames was raised, and recovery methods were added.
• Fixed various errors when opening CUE files.
• Fixed a potential startup crash on Windows 7 when polling OpenCL devices.
• Reduced crash probability when switching between tasks on the Metadata tab.
• Reduced crash probability during audio scanning and when switching tasks on a NAS source.
• Fixed freezing on some MKV files when rewinding to audio or subtitles.
• Corrected crash probability when determining subtitle bitrate during encoding.

System requirements by version

If you are on an older operating system, the version table is the deciding factor: 8.2 reaches back to Windows 7, while 7.0 is the only listed build that supports Windows XP.

Where to get it and how to follow development

Downloads are listed on the site for 8.2.12, 8.2.11, 8.2.10, 8.2.9, 8.2.8, 8.1.105, 8.1.98, 8.1.88, 8.1.66, 8.1.59, 8.0.130, 8.0.126, and 7.0.502. The page also points to community channels on Telegram (a channel and a chat) and a VKontakte club.

The site does not state pricing, licensing terms, or whether downloads require an account, so check the download page directly before assuming any of those conditions.