Model Hubs & Serving

liblinear-java

Java version of the liblinear library for large-scale linear classification.

Status
UnmaintainedNo commits in 603 days.
Last checked
Checked · Oct 12, 2026
License
Open source
Pricing
Free tier · from $0

What it is

Liblinear-java is a Java port of LIBLINEAR, a popular library for solving large-scale regularized linear classification and regression problems. It provides efficient implementations of support vector machines (SVM) and logistic regression.

Liblinear-java stands out for its efficiency and speed in handling large-scale linear classification tasks, making it a preferred choice over other Java-based machine learning libraries when performance is critical.

When it fits — and when it doesn’t

A good fit for

  • Java developers working on large-scale machine learning projects requiring linear classification or regression.

  • Data science teams needing a fast and efficient library for SVM and logistic regression tasks.

Look elsewhere if

  • Projects that require non-linear classifiers as liblinear-java focuses on linear models.

  • Applications where the primary requirement is deep learning, as this tool does not support neural networks.

Known weaknesses

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

  1. 01

    Limited support for advanced machine learning features

    Liblinear-java focuses on linear models and does not provide implementations for more complex algorithms like decision trees, random forests or neural networks.

  2. 02

    Documentation is sparse and lacks examples

    The official documentation primarily consists of API references without detailed usage guides or tutorials.

  3. 03

    Performance may degrade with very high-dimensional data

    While optimized for speed and memory, the library's performance can suffer when dealing with extremely large feature sets due to its linear model limitations.

What it does well

  • Efficient implementation of large-scale linear classification and regression.

  • Supports various SVM types including L2-regularized logistic regression, L2-loss support vector classification, etc.

  • Optimized for speed and memory usage.

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

How Fast Is It?

Set up liblinear-java

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

Open the setup guide →
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