this post was submitted on 13 Jul 2023
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Linux is a family of open source Unix-like operating systems based on the Linux kernel, an operating system kernel first released on September 17, 1991 by Linus Torvalds. Linux is typically packaged in a Linux distribution (or distro for short).
Distributions include the Linux kernel and supporting system software and libraries, many of which are provided by the GNU Project. Many Linux distributions use the word "Linux" in their name, but the Free Software Foundation uses the name GNU/Linux to emphasize the importance of GNU software, causing some controversy.
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There's a list of ready-made providers of
gmapsupp.img
files.I've had the best luck with BBBike and OpenMapChest for getting pre-built map files.
Basically you have to get one of these files with all the data you want in it and then stick it on your SD card on the GPS. (The GPS should mount like a thumb drive. If you already have a
gmapsupp.img
file on there, you might want to back it up in case things go sideways.) Some GPSes support multiplegmapsupp.img
files, but a lot don't. Here's a thread on merging.img
files.When I needed super fresh data, I'd download raw OSM data from Overpass and use mkgmap to build the
gmapsupp.img
.Thanks a lot!