Prophet
Prophet: A focused Python and R tool for business time-series forecasting. Ranked #26 of 38 in Predictive Analytics Software by our editors (6.8/10); pricing: Open source; best for focused open-source time-series forecasting.
At a glance
- Editor score6.8 / 10
- PricingOpen source
- Best forFocused open-source time-series forecasting
- Free planNo
- Paid fromFree
- Forecasting workflowsYes
- Facts checked20 Sep 2026
Where it wins
- Supports trend, seasonality, holidays, regressors, and uncertainty intervals
- Includes cross-validation, RMSE, MAE, MAPE, and coverage metrics
- Offers linear, logistic, and flat trend models in Python and R
Where it doesn't
- Focused on time-series forecasting rather than broader predictive modeling
- Distributed as installable software rather than a hosted application
- Maintenance mode means no new features are planned
Our verdict on Prophet
Prophet is an open-source forecasting procedure for analysts and data scientists working with business time-series data. Implemented in Python and R, it creates automated forecasts using additive models with nonlinear trends, seasonality, and holiday effects. It supports yearly, weekly, and daily seasonality, external regressors, user-tunable parameters, and forecast uncertainty intervals. The platform options include Windows, Linux, API access, and self-hosted deployment, making it suitable for teams that manage their own development and runtime environments.
Its main strength is the depth of its forecasting workflow. Users can choose linear, logistic, or flat trend models, account for holidays and external variables, and evaluate forecasts through historical time-series cross-validation. Performance metrics include RMSE, MAE, MAPE, and coverage, while hyperparameter tuning can also use cross-validation. These capabilities give forecasting teams a structured path from model configuration to evaluation without shifting away from the time-series focus.
Prophet is narrower than a general predictive analytics platform. Its published scope centers on forecasting procedures rather than a broad collection of predictive modeling methods, and it is delivered through Python and R package channels instead of a hosted application. The repository states that the project is in maintenance mode as of v1.4.0, with bug fixes and dependency updates continuing while no new features are planned. Choose Prophet when open-source, programmable time-series forecasting and evaluation are the priority. Consider an alternative when you need broader predictive modeling coverage, a hosted interface, or an ecosystem centered on integrations.
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Prophet pricing
Prophet fact sheet
| Free plan | No |
|---|---|
| Paid from | Free |
| Forecasting workflows | Yes |
| Model evaluation | Yes |
| Automated machine learning | Not verified |
| Deployment mode | Not verified |
| Time-series modeling | Yes |
| Data connectors | Not verified |
| API access | Yes |
| Deployment | Self-hosted |
| Platforms | Windows, Linux |
| Support | Docs |
| Built for | Small business, Mid-market, Enterprise (editorial estimate) |
| Pricing | Open source |
| Website | facebook.github.io |
| Facts checked | 20 Sep 2026 |
Alternatives to Prophet
- SAS ViyaA broad, governed analytics platform for operational predictive decisioning.9.4
- SAS Advanced AnalyticsA broad enterprise platform for forecasting, machine learning, and governed model deployment.9.1
- Azure Machine LearningA broad managed ML lifecycle service, particularly suited to teams already working in Azure.9.0
See all Prophet alternatives →
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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
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