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Show HN: Meow – An Image File Format I made because PNGs and JPEGs suck for AI


The most Purr-fect Image File Format for your AI workflows - Kuberwastaken/meow

Optimal preprocessing parameters embedded in the file Attention maps showing where AI models should focus Bounding boxes and object detection data Saliency regions for computer vision tasks Magic Header: MEOW_STEG_V2(12 bytes) Capacity: 6 bits per pixel (RGB channels only) Compression: zlib level 9 for maximum efficiency Overhead: Typically 15-25% of original file size MetricStandard PNGSteganographic MEOWDifferenceViewer compatibility100%100% (after setup)Simple setup requiredVisual qualityPerfectPerfectImperceptibleAI data capacity0 bytes650+ bytesRich metadataLoad timeFastFastNo noticeable differenceLLM context understandingBasicBetterSignificantly improved AI Training Datasets: Embedded annotations eliminate separate metadata files Computer Vision: Pre-computed features accelerate model inference Digital Asset Management: Rich metadata without database dependency Research Archives: Self-documenting images with analysis results Production Workflows: Integration with existing tools (after setup or rename to .png) LLM Vision Tasks: Enhanced multimodal AI with embedded context Automated Content Analysis: Self-describing images for content pipelines AI Model Training: Consistent, portable annotations across platforms

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