Lightweight real-time audio loudness measurement in the browser via Audio Worklet. A fast, frontend alternative to FFmpeg's loudnorm filter.

Header-only audio DSP framework in pure C++20, zero dependencies. 90+ real-time processors, physical analog models, EBU R128 metering. One codebase for cross-platform audio apps - desktop, mobile, WebAssembly, embedded - and VST3/CLAP/AU plugins.

Batch audio loudness analyser — LUFS, True Peak, LRA via FFmpeg. Interactive HTML report. Light, easy and no DAW needed.

Real-time audio metering desktop app. Free and open source, for Windows and macOS.

A simple GUI tool for normalizing audio files using FFmpeg.

Professional audio analyzer running 100% in your browser. LUFS, True Peak, BPM, Key, Stereo, Spectrum — no uploads, no server.

Automatic audio normalization plugin for IINA — peak and EBU R128 loudness modes with two-stage scanning, caching, and configurable OSD

Windows desktop application to analyze and normalize audio/video loudness to YouTube's -14 LUFS target. Measures integrated LUFS, True Peak, and LRA using FFmpeg (EBU R128) and automatically normalizes media with a two-pass workflow.

Within the Wift ecosystem, there is a production-ready "Audio Intelligence" library powered by Apple Silicon (Metal/ANE).

Fix ACX audiobook rejection errors — RMS too low, peak too high, noise floor too high — one command, Windows/macOS/Linux, CLI + GUI.

Loudness compliance verdicts against formal published standards (EBU R128, ATSC A/85) — pass/fail with exact deltas and remediation, not raw meter output. CLI + MCP over one ffmpeg-based engine.

Professional audio quality analyzer for Windows that scans and grades music libraries from S to F using FFmpeg-powered spectrum analysis. Detects upsampling artifacts, clipping, stereo phase issues, and evaluates loudness via EBU R128 with full batch processing and export support for CSV, JSON, and plain text reports.

macOS menu-bar loudness leveller that learns your music — per-track EBU R128 normalisation via Core Audio process taps

Normalise audio in two video files

📖 Live docs: lossless video volume booster for Windows. → https://sakuradevjp.github.io/AudioFixer-notes/

Privacy-first web app for LUFS, True Peak and dynamic range metering of your audio files — entirely in your browser, with PNG/PDF reports.

Normalize audio to an optimal, consistent loudness (LUFS / EBU R128) - npx CLI + offline browser PWA.

Fix quiet videos from Slack and macOS screen recordings on Linux — CLI + Nautilus right-click script

Runs ffmpeg loudnorm to measure both input/output(after LUFS target normalization) LUFS, LRA, TruePeak, and Thresholds to determine how much ear fatigue the particualr release would cause.

A loudness and true peak tool that runs in your browser and follows EBU R128 and ITU-R BS.1770. Compare files, check delivery targets, export results.