Greg Roelofs

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  Zip 18.05

  Greg Roelofs - 0.5MB - Open Source -

  Zip 是压缩和文件包装实用程序为 Unix、 VM、 DOS、 OS/2、 Windows 9 x / NT、 Amiga、 Atari、 Macintosh、 BeOS、 SMS/QDOS、 MVS、 VM/CMS，和其他人。它类似于 Unix 的命令 tar(1) 和 compress(1) 的组合，并且是与 PKWARE 的于 PKZIP 和尼科麦 WinZip 兼容。它的项目的一部分信息 ZIP。 更多资料...
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  pngcheck

  Greg Roelofs - Open Source -

  pngcheck is the official PNG tester and debugger. Originally designed simply to test the CRCs within a PNG image file (e.g., to check for ASCII rather than binary transfer), it has since been extended to check and optionally print almost … 更多资料...
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  UnZip

  Greg Roelofs - Open Source -

  UnZip will list, test, or extract files from a ZIParchive, commonly found on DOS and Windowssystems. A companion program, Zip, creates ZIParchives; both are part of the Info-ZIP project. 更多资料...
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  tiff2png

  Greg Roelofs - Open Source -

  This is a simple command-line utilitiy to convert images from TIFF to PNG format. It is primarily useful in dealing with TIFF images that contain alpha channels (transparency information), since the NetPBM suite is (currently) ill-suited … 更多资料...
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  pnmtopng

  Greg Roelofs - Open Source -

  The pnmtopng package contains the official pnmtopng and pngtopnm utilities for use with the rest of the PBMplus/NetPBM suite. 更多资料...
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  pngquant

  Greg Roelofs - Open Source -

  pngquant is a batch conversion utility to quantize and dither truecolor PNG images, especially those with a full alpha channel, down to "RGBA-palette" PNGs (i.e., PLTE + tRNS in PNG parlance). 更多资料...
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  rpng/rpng2/wpng

  Greg Roelofs - Open Source -

  These are the demo programs that accompany O'Reilly's "PNG: The Definitive Guide." rpng is a simple file viewer with the ability to set a background color when displaying transparent PNGs. 更多资料...