Project Summary
GRASS, Geographic Resources Analysis Support System, is a powerful computational engine for raster, vector, and geospatial processing. It supports terrain and ecosystem modeling, hydrology, data management, and imagery processing. With a built-in temporal framework and Python API, it enables advanced time series analysis and rapid geospatial programming, optimized for large-scale analysis on various hardware configurations.
In a Nutshell, GRASS (main repository)...
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has a well established, mature codebase
maintained by a very large development team
with decreasing Y-O-Y commits -
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took an estimated 254 years of effort (COCOMO model)
starting with its first commit in April, 2008
ending with its most recent commit 5 days ago
Quick Reference
GNU General Public License v2.0 or later
Permitted
Commercial Use
Modify
Distribute
Place Warranty
Forbidden
Sub-License
Hold Liable
Required
Distribute Original
Disclose Source
Include Copyright
State Changes
Include License
These details are provided for information only. No information here is legal advice and should not be used as such.
Project Security
Vulnerabilities per Version ( last 10 releases )
There are no reported vulnerabilities
Project Vulnerability Report
Security Confidence Index
Vulnerability Exposure Index
Did You Know...
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55% of companies leverage OSS for production infrastructure
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compare projects before you chose one to use
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65% of companies leverage OSS to speed application development in 2016
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30 Day SummaryAug 23 2026 — Sep 22 2026
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12 Month SummarySep 22 2025 — Sep 22 2026
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Static Analysis ( Generated by Coverity Scan for grass )
Repository URL: https://github.com/OSGeo/grass
Version: 8.6.0dev-b0a6d77
- 2026-09-22
- Last Analyzed
- 692,112
- Lines of Code Analyze
- 1.44
- Defect Density
Defects by status for current build
- 2,587
- Total defects
- 1,000
- Outstanding
- 1,583
- Fixed