ALGLIB Free Edition

We believe that it is very important to support scientific community with free access to high-quality tools. That's why we offer fully functional software for free. However, the Free Editions of ALGLIB do have two important limitations:

If you need higher performance or a more business-friendly license, consider purchasing the Commercial Edition. If the performance and licensing of the Free Edition meet your needs, we are more than happy to provide it!

GPL 2+ products

The products below are distributed under GPL license version 2 or later.

ALGLIB 4.01.0 for C++
Generic C++ library.
Extreme portability.
Full functionality.

Download:    ZIP    TGZ
ALGLIB 4.01.0 for C#
Generic C# library.
VB.NET and IronPython wrappers.
Full functionality.

Download:    ZIP    TGZ
Personal and Academic Use products

The products below are distributed under ALGLIB Personal and Academic Use License Agreement v2.0.

ALGLIB 4.01.0 for Java
Java wrapper around generic C core.
Compatible with Java SE 8+.
Full functionality.

Download:    ZIP    TGZ
ALGLIB 4.01.0 for Delphi
Delphi wrapper around generic C core.
Compatible with FreePascal.
Full functionality.

Download:    ZIP    TGZ
ALGLIB 4.01.0 for CPython
CPython wrapper around native core.
Full functionality.

Download:    ZIP    TGZ

You may also want to download one of legacy products: ALGLIB for VBA or ALGLIB for MPFR. These products are not supported or updated officially, though.

Legacy pre-3.x releases
alglib-2.6.0.mpfr.zip   Multiple precision version (MPFR)
alglib-2.6.0.vb6.zip   VBA version