GRASS Pricing
Every GRASS plan with its monthly and annual price, what it costs for common team sizes, and a calculator to estimate your own monthly cost before you buy.
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Plans and prices
| Plan | Monthly billing | Annual billing (per month) | Per user or flat | Users | Free tier |
|---|---|---|---|---|---|
| Open source | Free | Free | — | No limit listed | Yes |
| Commercial support (third-party providers) | Contact sales | Contact sales | — | No limit listed | No |
Prices last updated November 2026.
What each GRASS plan includes
Open source
- Free under GNU GPL v2 or later
- More than 500 core tools and 300+ add-ons
- Windows, macOS, and Linux installers, plus conda
- Desktop GUI, command line, Python, C, and R interfaces
- Community support through the Discourse forum and Gitter
Commercial support (third-party providers)
- Pricing set by each provider
- Consulting, development, and training from independent firms listed on the project site
What GRASS costs by team size
| Team size | 1 user | 5 users | 10 users | 25 users | 50 users |
|---|---|---|---|---|---|
| Monthly cost | FreeOpen source | FreeOpen source | FreeOpen source | FreeOpen source | FreeOpen source |
The plan that fits each team size, billed monthly, before add-ons and usage charges.
GRASS Pricing Calculator
Estimate your team's real monthly and annual cost based on seats, billing cycle, and add-ons.
Cost breakdown
Estimated from the vendor's published prices, last updated November 2026. Actual costs may vary based on negotiated contracts. How we collect prices
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GRASS pricing FAQs
Nothing. It is released under the GNU General Public License version 2 or later, so any number of users can download, use, and modify it.
The project site lists independent providers, including mundialis, OpenGeoLabs, OpenPlains, Kan Territory & IT, Margosa Environmental Solutions, and the NC State Center for Geospatial Analytics. Prices are agreed directly with each provider.
Yes, GRASS has a free plan: Open source.
GRASS's Open source plan includes Free under GNU GPL v2 or later, More than 500 core tools and 300+ add-ons, Windows, macOS, and Linux installers, plus conda, Desktop GUI, command line, Python, C, and R interfaces and Community support through the Discourse forum and Gitter.
GRASS is free for 10 users on its Open source plan.