Media
Decode HEIC photos to compatible JPEG with quality, chroma subsampling, and background controls.
heic-to-jpgMedia
Decode HEIC photos to verified 24/32-bit or high-precision 48/64-bit PNG files.
heic-to-pngMedia
Inspect real sample depth, stored pixel depth, channels, palette, alpha, color space, ICC, and HDR metadata.
image-bit-depth-inspectorMedia
Convert images to exact monochrome, indexed, grayscale, RGB, or RGBA PNG bit depths with verified output.
image-to-bit-depth-pngMedia
Clean lecture recordings with speech-focused EQ, hum reduction, peak control, and optional long-silence trimming.
audio-classroom-recording-cleanerMedia
Turn speech phrases into a repeatable practice track with a configurable pause between repetitions.
audio-language-learning-loop-makerMedia
Level a mixed meeting recording, reduce low rumble and keyboard-like clicks, and produce a meeting-ready audio file.
audio-meeting-recording-normalizerMedia
Clarify listening audio with low-frequency cleanup, speech-presence EQ, conservative denoising, and level protection.
audio-assistive-listening-enhancerMedia
Mix an audio-description narration into program audio while ducking the program when narration is present.
audio-audio-description-duckingMedia
Shift SRT or WebVTT captions to a likely speech onset or by a manual offset.
audio-caption-timing-shifterMedia
Compare SRT or WebVTT cue timing with likely speech activity and flag timing drift.
audio-caption-sync-checkerMedia
Find likely simultaneous speech-like activity by detecting multiple balanced voice-frequency bands.
audio-overlap-speech-detector