Model Hubs & Serving

Mixed Models

Julia package for fitting statistical mixed-effects models.

Status
Generally available
Last checked
Checked · Oct 16, 2026
License
Open source
Pricing
Free tier · from $0

What it is

MixedModels.jl is a Julia package designed to fit statistical mixed-effects models. It provides tools for researchers and data scientists to analyze complex datasets with both fixed and random effects, enhancing the accuracy of predictive modeling in various fields.

MixedModels.jl stands out as a robust, open-source solution specifically tailored for fitting mixed-effects models in Julia, offering efficient algorithms and seamless integration with the broader Julia ecosystem.

When it fits — and when it doesn’t

A good fit for

  • Research teams working with complex datasets requiring mixed-effects models

  • Academics needing precise statistical analysis tools for publication-quality research

Look elsewhere if

  • Projects that require real-time data processing and model fitting

  • Users who prefer a graphical user interface over command-line or script-based interaction

Known weaknesses

Each one links to the public issue, changelog or docs page it came from, where we have one.

  1. 01

    Limited language support due to Julia-specific implementation

    MixedModels.jl is only available in Julia, which may limit its accessibility for developers proficient in other languages such as Python or R.

  2. 02

    Small community and limited third-party integrations

    The package relies on the smaller Julia ecosystem, which has fewer contributors and less extensive third-party support compared to more popular languages like Python or R.

  3. 03

    Performance may degrade with very large datasets due to memory constraints in Julia

    Julia's memory management can sometimes lead to performance bottlenecks when handling extremely large datasets, which could impact the efficiency of MixedModels.jl.

  4. 04

    Documentation may be insufficient for beginners or those new to Julia

    The documentation might not cover all use cases in detail, and the learning curve for both Julia and mixed-effects modeling can be steep for newcomers.

What it does well

  • Fits linear mixed-effects models

  • Supports generalized linear mixed models

  • Efficient algorithms for large datasets

  • Integration with Julia's ecosystem for data analysis

Pricing

Free tier
YesOpen source — free to use
Paid from
$0
Model
Flat rate
Enterprise plan
No

Pricing not independently confirmed — check the vendor’s page.

Performance benchmarks

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Set up Mixed Models

Setup steps, common gotchas and what to check after 30 days.

Open the setup guide →
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