<html><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; line-break: after-white-space;" class="">Ming,<div class=""><br class=""></div><div class="">If you are interested in working with GRASS on mac you may try the official distribution, follow links on <a href="https://grass.osgeo.org/download/mac/" class="">https://grass.osgeo.org/download/mac/</a> or go directly to <a href="http://grassmac.wikidot.com/downloads" class="">http://grassmac.wikidot.com/downloads</a>. It is an all-inclusive app, easy to install.</div><div class=""><br class=""></div><div class="">At this point I would recommend the GRASS 7.8.4 dev version. It is the latest version of the stable GRASS branch in combination with the most stable mac distribution. It includes e.g. python 3.7, gdal 3, proj 6.3 and pdal 2.1.</div><div class=""><br class=""></div><div class="">Regarding add-ons: there are two types, either python based or c/c++ based. The add-on source code is downloaded (with g.extension) and in the case of the c/c++ also compiled locally -- for this reason Apple’s Command Line Tools need to be installed. See section "COMPILING GRASS EXTENSIONS” on <a href="http://grassmac.wikidot.com/downloads" class="">http://grassmac.wikidot.com/downloads</a>.</div><div class=""><br class=""></div><div class="">Note: if direct integration with QGIS is essential, the official mac binary is perhaps not be the solution for you.</div><div class=""><br class=""></div><div class="">Cheers,</div><div class="">Nicklas</div><div class=""><br class=""><div><br class=""><blockquote type="cite" class=""><div class="">On 3 Sep 2020, at 20:34, ming han <<a href="mailto:dustming@gmail.com" class="">dustming@gmail.com</a>> wrote:</div><br class="Apple-interchange-newline"><div class=""><div dir="ltr" class="">Hi everyone<div class=""> </div><div class=""> Hope this email finds you well.</div><div class=""><div class=""> I installed a QGIS that includes GRASS from here [<a href="https://www.kyngchaos.com/software/qgis/" target="_blank" class="">https://www.kyngchaos.com/software/qgis/</a>]. The GRASS does not contain a g.extension to install grass addon. When I copy a g.extension from other grass installation. It complains "Please install GRASS development package". </div></div><div class=""><br class=""></div><div class=""> So my questions are:</div><div class=""> 1) How to install GRASS addon without g.extension on MacOS</div><div class=""><br class=""></div><div class=""> 2) How to install GRASS development packages on MacOS. </div><div class=""><br class=""></div><div class="">Many thanks for your help </div><div class="">Looking forward to hearing from you soon </div><div class=""><br class=""></div><div class="">Best regards</div><font color="#888888" class=""><div class="">Ming</div></font></div>
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