OptiPNG 0.7.5 Beta

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OptiPNG is a PNG optimizer that recompresses image files to a smaller size, without losing any information.
OptiPNG is a PNG optimizer that recompresses image files to a smaller size, without losing any information. This program also converts external formats (BMP, GIF, PNM and TIFF) to optimized PNG, and performs PNG integrity checks and corrections.
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