r/GIS_FREEsources

127 archived posts · Aug 2016 – Sep 2026

Free GIS resources

r/GIS_FREEsources

Links to data only! no discussion or spam.

Created Aug 9, 2016

1.2KMembers (last snapshot)

127Archived posts

###Introduction Welcome to GIS_FREEsources, a place to share links to Free GIS data or software.

###Posting Rules

No links to paywall sites.
No links to datasets that require payment. (Commercial datasets)
No question, discussion, or tutorial posts, put those in r/gis
Please do your best to describe the dataset in the post title.
Please tag links to any site that requires registration with [Registration Required] Registration MUST be free
Links to free software are permitted, as long as the software relates to GIS or mapping.

###Useful Links

QGIS (Open source GIS software)
r/QGIS (Subreddit dedicated to QGIS)
GRASS GIS 6.4.6 Geographic Resources Analysis Support System, used for geospatial data management and analysis, image processing, graphics/maps production, spatial modeling, and visualization.
MapKnitter (Free Online Map Creator, useful for ortho-rectification and image stitching)
Google Earth Pro Now Free!
OSSIM OSSIM is a powerful suite of geospatial libraries and applications used to process/ortho-rectify imagery, maps, terrain, and vector data.

###Related Subs

Reddit Rebuilt is an independent, non-commercial archive and is not affiliated with Reddit, Inc. Content belongs to its original authors.