Frontend Frameworks

Distributions.jl

Julia package for probability distributions and functions.

Status
Generally available
Last checked
Checked · Oct 15, 2026
License
Open source
Pricing
Free tier · from $0
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What it is

Distributions.jl is a Julia package that provides a comprehensive framework for working with probability distributions, offering tools for statistical analysis and modeling in scientific computing.

Distributions.jl stands out as the go-to package for Julia users who need extensive support for various statistical distributions and associated functions, making it ideal for complex probabilistic modeling.

When it fits — and when it doesn’t

A good fit for

  • Researchers needing a robust set of statistical distributions for simulations

  • Julia developers working on probabilistic models in data science projects

Look elsewhere if

  • Projects requiring real-time performance-critical operations

  • Developers looking for a graphical user interface (GUI) to interact with probability distributions

Known weaknesses

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

  1. 01

    Limited documentation and examples

    The package lacks detailed usage examples and comprehensive API documentation, making it difficult for new users to get started.

  2. 02

    Performance issues with large datasets

    Operations on large datasets can be slow due to the overhead of Julia's dynamic type system and garbage collection.

  3. 03

    Narrow focus on Julia ecosystem

    The tool is tightly integrated with the Julia language, which may limit its utility for users working in other programming environments or requiring cross-language compatibility.

What it does well

  • Comprehensive set of probability distributions

  • Statistical functions for each distribution

  • Support for sampling and fitting distributions to data

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 Distributions.jl

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

Open the setup guide →
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