GridPath
GridPath: A free, self-hosted modeling suite for power-system planning, dispatch, and market analysis. Ranked #30 of 63 in Energy Analytics Software by our editors (5.9/10); pricing: Free plan; best for teams needing free open-source power planning.
At a glance
- Editor score5.9 / 10
- PricingFree plan
- Best forTeams needing free open-source power planning
- Free planYes
- Paid fromFree
- Generation analyticsYes
- Facts checked29 Sep 2026
Where it wins
- Models capacity expansion, retirements, dispatch, and resource adequacy
- Includes transmission, storage, renewable, and demand-response modeling
- Provides database tools, result visualization, and model validation
Where it doesn't
- Self-hosted deployment requires teams to manage their own environment
- Some features are not available in the open-source version
- Predictive asset analytics is not included
Our verdict on GridPath
GridPath brings power-system planning and analytics into one open-source software ecosystem maintained by Sylvan Energy Analytics. It is aimed at organizations analyzing generation, storage, transmission, and system operations, from small teams to enterprise users. Its modeling covers capacity expansion and retirements, production-cost optimization, resource adequacy, reliability, asset valuation, and market performance. That breadth makes it relevant to planners assessing how system choices affect dispatch and adequacy, rather than only tracking energy consumption or individual assets.
The modeling scope is the main reason to consider GridPath. Users can configure generation, storage, and transmission assets, with options for zonal and nodal power flow and transmission constraints. Renewable integration, demand response, and storage can be included alongside multi-stage scheduling, commitment, and dispatch. Database-building tools, results visualization, and model validation are also part of the project. This combination supports a range of planning questions, but teams seeking predictive asset analytics should look elsewhere; that capability is not part of GridPath's stated feature set.
GridPath is free and open source, with deployment listed as self-hosted and platform support for Linux, Windows, and macOS. This suits organizations that want to work with an open model and can handle running their own environment. The vendor notes that some features are not available in the open-source version, so teams should check whether the capabilities they need are included before committing to a workflow. Support channels include email and documentation. Choose GridPath for broad power-system planning and operations modeling; consider another option if managed deployment or predictive asset analytics is central to the requirement.
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GridPath pricing
GridPath fact sheet
| Free plan | Yes |
|---|---|
| Paid from | Free |
| Generation analytics | Yes |
| Grid analytics | Yes |
| Consumption analytics | Yes |
| Predictive asset analytics | No |
| Energy-market analytics | Yes |
| Deployment options | Not verified |
| Deployment | Self-hosted |
| Platforms | Linux, Windows, macOS |
| Support | Email, Docs |
| Built for | Small business, Mid-market, Enterprise (editorial estimate) |
| Pricing | Free plan |
| Website | sylvan.energy |
| Facts checked | 29 Sep 2026 |
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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