The modern VBR reference
The reference release used throughout this site: strong plain-build speed, a broader and more consistent frequency profile than 3.98.4, and a closely tracked modern VBR allocation pattern.
LAME 3.99.5
- Development focus
- Maturing and balancing the fast-VBR model.
- Observed character
- The site benchmark for modern VBR output, combining measured speed, bitrate allocation, and frequency-response behaviour.
- Branch significance
- Providing the site’s principal comparison baseline for modern LAME VBR behaviour.
Archive context
These are independent MinGW Windows compilations of the named official LAME release. They remain separate from the site’s current development-build catalogue.
LAME 3.99.5 downloads
Choose x64 for modern 64-bit Windows. Use x86 only when a 32-bit target is required.
Windows x64 package
Portable MinGW command-line build with lame.exe, libmp3lame.dll, libiconv-2.dll, and build information.
- Package
lame-3.99.5-mingw-x64.zip- Size
- 1.34 MB
- SHA-256
369c9330554e1c3628bc20b0a8080d0afe47cbe62991076df079f82002a97d43- VirusTotal
- Status pending until the next site scan
Windows x86 package
Portable MinGW command-line build with lame.exe, libmp3lame.dll, libiconv-2.dll, and build information.
- Package
lame-3.99.5-mingw-x86.zip- Size
- 1.32 MB
- SHA-256
5bba07016e7b371dc47511c4ec4c7fad23a60b4245d61aee8161949a3370b337- VirusTotal
- Status pending until the next site scan
VirusTotal is an external verification aid, not a safety guarantee. Compare the SHA-256 shown here with the downloaded ZIP before relying on a report.
Related measurements and graphs
Open the complete study pages for methodology, caveats, and comparisons across releases.
VBR performance
Encoding time and output-size comparisons across 3.95.1 through current builds.
View VBR graphsABR performance
ABR speed and size behaviour across the official historical versions.
View ABR graphsVBR frequency response
DeltaWave-derived upper-band and frequency-response comparisons.
View frequency graphsReference closeness
Residual and closeness measurements using 3.99.5 as the site reference.
View closeness graphsBrowse other versions
Keep the archive chronological without folding these packages into the current custom-build pages.