Bison

3.8.2   

Parser generator (YACC replacement) for converting grammar rules into code.

flex

2.6.4

Fast lexical analyzer generator (lexical tokenizer, often used with Bison).

GCC

12.2.0 - 13.2.0

A suite of compilers for C, C++, Fortran, Ada, and other languages.

GCCcore

11.3.0 - 13.3.0

Core GNU Compiler Collection (C/C++/Fortran compilers) without OS dependencies

iimpi

2022a - 2024a

EasyBuild toolchain (Intel compilers + Intel MPI)

impi

2021.6.0 - 2021.13.0

Intel C/C++/Fortran compilers (icc/icpc/ifort)

intel-compilers

2022.1.0 - 2024.2.0

Meta-module for Intel development tools

INTEL

2023.0, 2024.0

Intel C/C++/Fortran compilers (icc/icpc/ifort)

Java

11.0.20, 17.0.6

Oracle Java Development Kit/Runtime

LLVM

15.0.5 - 18.1.8

Compiler infrastructure project (clang, lldb, opt, etc.)

Lua

5.4.6

Lightweight embeddable scripting language

NASM

2.15.05 - 2.16.03

Netwide Assembler for x86/x64 architectures

Perl

5.34.1 - 5.38.2

Practical Extraction and Reporting Language

Python

3.10.8 - 3.12.3

High-level interpreted programming language

4.2.2-foss-2022b, 4.4.2

Statistical computing and graphics language

1.65.0 - 1.73.0

Systems programming language focused on safety

8.6.12 - 8.6.14

Tool Command Language scripting language

1.3.0

Modular assembler for x86 optimization

Abseil

20230125.2

Google’s C++ library providing foundational components for modern C++ code.

Armadillo

11.4.3-foss-2022b

C++ linear algebra library with MATLAB-like syntax.

Arpack-ng

3.8.0-foss-2022b

A library for solving large-scale eigenvalue problems (sparse matrices).

ATK

2.38.0 ,2.46.0

 Framework for creating accessible applications in GNOME.

BLIS

0.9.0

High-performance BLAS (Basic Linear Algebra Subprograms) library.

Boost

1.81-1.82

Extensive C++ library collection for tasks like multithreading, algorithms, and data structures.

Brotli

1.0.9

Google’s compression algorithm/library for efficient data compression.

Brunsli

0.1

Lossless JPEG repacking library (improves compression).

bzip2

1.0.8

Compression library and tool for lossless data compression.

cairo

1.17.4, 1.17.8, 12.3.0 , 1.18.0

2D graphics library supporting vector and raster output (used in GTK, browsers).

Catch2

2.13.9

Modern C++ testing framework (header-only, simple syntax).

cffi

1.15.1

Foreign function interface (FFI) for Python to call C code.

CFITSIO

4.2.0 - 4.3.1

Library for reading/writing FITS files (astronomy data format).

CGAL

5.6

Computational Geometry Algorithms Library (C++ templates for geometric operations).

crytography

41.0.1, 41.0.5

Python library for secure cryptographic operations (e.g., encryption, hashing).

cURL

7.86.0 - 8.7.1

Command-line tool and library for transferring data with URLs (supports HTTP, FTP, etc.).

DB

18.1.40

Embedded database library for key-value storage.

double-conversion

3.3.0

Library for precise binary-decimal number conversion (used in V8, LLVM).

Eigen

3.4.0

C++ template library for linear algebra (matrices, vectors, numerical solvers).

expat

2.4.8 - 2.6.2

Stream-oriented XML parser library written in C.

ffnvcodec

12.0.16.0

NVIDIA’s hardware-accelerated video codec SDK (for FFmpeg).

FFTW

3.3.10

Fastest Fourier Transform in the West (C library for FFT computations).

FLAC

1.4.2

Free Lossless Audio Codec for compressed audio without quality loss.

FlexiBLAS

3.2.1 - 3.4.4

A flexible BLAS (Basic Linear Algebra Subprograms) wrapper that allows runtime switching between different BLAS implementations.

fontconfig

2.14.1 - 2.15.0

A library for configuring and customizing font access in Linux/Unix systems (used by GUI apps).

fonttools

4.53.1

A Python library for manipulating fonts (e.g., OpenType, TrueType) programmatically.

freeglut

3.4.0

 An open-source alternative to GLUT (OpenGL Utility Toolkit) for creating OpenGL windows and handling input.

freetype

2.12.1

A widely used library for rendering fonts (supports multiple font formats like TTF, OTF).

friBidi

1.0.12 ,1.0.15

A library for handling bidirectional text (e.g., Arabic, Hebrew mixed with left-to-right languages).

GDAL

3.6.2-foss-2022b 

Geospatial Data Abstraction Library for raster/vector geospatial formats

Gdk-Pixbuf

2.42.10

Image loading/manipulation library for GTK+ GUI toolkit

GEOS

3.11.1

Geometry Engine - Open Source (computational geometry library)

giflib

5.2.1

Library for reading/writing GIF image format

GL2PS

1.4.2

OpenGL to PostScript/PDF/SVG exporter

GLib

2.75.0 - 2.80.4

Core application building blocks for GNOME (data structures, I/O, threading)

GLPK

5.0

GNU Linear Programming Kit (solver for optimization problems)

GMP

6.2.1

GNU Multiple Precision Arithmetic Library

graphite2

1.3.14

Smart font rendering engine for complex scripts

GSL

2.7

GNU Scientific Library (numerical algorithms)

HarfBuzz

5.3.1, 9.0.0

Text shaping engine (OpenType font rendering)

HDF

4.2.15

Hierarchical Data Format (legacy version)

HDF5

1.12.2 - 1.14.3

Hierarchical Data Format v5 (data management for large datasets)

ICU

72.1 - 75.1

International Components for Unicode (i18n/l10n)

Imath

3.1.6

Math library for computer graphics (originally from ILM)

imkl-FFTW

2022.1.0 - 2024.2.0

Intel Math Kernel Library's FFTW3-compatible interface

jbigkit

2.1

JBIG1 image compression library

 json-c

0.16

JSON library for C applications

 LERC

4.0.0

Limited Error Raster Compression (geospatial)

 libarchive

3.6.1 - 3.7.4

Multi-format archive/library compression

 libcerf

2.3

Complex error function library

 libdeflate

1.15, 1.20

Fast DEFLATE/zlib/gzip compression

 libdrm

2.4.114 - 2.4.122

Direct Rendering Manager library (Linux graphics)

 libepoxy

1.5.10

GL dispatch library abstraction

libevent

2.1.12

Asynchronous event notification library

libfabric

1.16.1 - 1.21.0

OpenFabrics Interfaces (high-performance networking)

libff

3.4.4, 3.4.5

Foreign Function Interface library (calling between languages)

libgd

2.3.3

Graphics drawing library (dynamic image creation)

libgeotiff

1.7.1

GeoTIFF GIS metadata handling library

libgit2

1.5.0, 1.8.1

Portable Git implementation library

libGLU

9.0.2, 9.0.3

OpenGL Utility Library (higher-level graphics helpers)

libglvnd

1.6.0, 1.7.0

Vendor-neutral GL dispatch library

libiconv

1.17

Character encoding conversion library

libjpeg-turbo

2.1.4, 2.1.5, 3.0.1

Accelerated JPEG codec with SIMD support

libogg

1.3.5

Ogg multimedia container library

libopus

1.3.1

Opus audio codec implementation

libpciaccess

0.17, 0.18

Uniform interface to PCI devices

libpng

1.6.38 - 1.6.43

Reference implementation for PNG image format handling

libreadline

8.1.2, 8.2

Interactive command-line editing library (used in bash, Python, etc.)

libsndfile

1.2.0

Audio file I/O library supporting WAV, AIFF, FLAC, OGG, and others

LibTIFF

4.4.0, 4.6.0

Library for reading/writing TIFF image format with metadata support

libtirpc

1.3.3

Transport-independent RPC implementation (SunRPC replacement)

libtool

2.4.7

Generic library support script for building shared libraries portably

libunwind

1.6.2, 1.8.1

Stack unwinding library for exception handling and debugging

libvorbis

1.3.7

Reference implementation of Vorbis audio compression format

libxml2

2.10.3 - 2.12.7

XML parsing library with DOM, SAX, and XPath support

libxslt

1.1.37

XSLT processing library based on libxml2

LittleCMS

2.14

Color management engine (ICC profile handling)

Mako

1.2.4 - 1.3.5

Python templating library (similar to Jinja2)

METIS

5.1.0

Graph partitioning and fill-reducing matrix ordering library

MPFR

4.2.0

Multiple-precision floating-point computations library

ncurses

6.3 - 6.5

Terminal UI library for text-based interfaces

netCDF

4.9.0, 4.9.2

Network Common Data Format for scientific array data

nettle

3.8.1

Low-level cryptographic library

Ninja

1.11.1

Small build system focused on speed

nlohmann_json

3.11.2

C++ header-only JSON parser/serializer

NLopt

2.7.1

Nonlinear optimization library with C/C++ interfaces

NSS

3.89.1

Network Security Services (crypto library for browsers)

OpenBLAS

0.3.21 - 0.3.27

Optimized BLAS/LAPACK implementation with multi-threading

OpenEXR

3.1.5

High dynamic-range (HDR) image file format by ILM

OpenSSL

1.1, 3

Cryptography/TLS toolkit implementing SSL protocols

Pango

1.50.12, 1.50.14

Text layout/rendering library for internationalization

ParaView

5.11.2-foss-2023a

 Scientific visualization application for large datasets

PCRE

8.45

Perl Compatible Regular Expressions library

PCRE2

10.40 - 10.43

Modern successor to PCRE with improved Unicode support

PROJ

9.1.1

Coordinate transformation library for geospatial data

protobuf

23.0

Protocol Buffers data serialization format (Google)

pybind11

2.10.3, 2.11.1

Seamless interoperability between C++ and Python

Qhull

2020.2

Convex hull, Delaunay triangulation library

2.2.0

Scalable Linear Algebra PACKage for parallel systems

2023.02 - 2023.11

 Collection of Python scientific libraries

7.0.3

Graph partitioning and mesh handling library

2.28.2

Simple DirectMedia Layer (cross-platform multimedia)

1.6.0, 1.8.0

Rust support for Python setuptools

1.1.10

Fast compression/decompression library by Google

3.39.4 - 3.45.3

Embedded relational database engine

2.1.1

Lossless data compressor for scientific data

1.1.0 * 1.3.0

Unified Collective Communication Library

1.12.1 - 1.16.1

Unified Communication X framework for HPC

2.2.28

Unit conversion library for physical quantities

20230226

H.264/AVC video encoder

3.5

H.265/HEVC video encoder

3.2.4

XML parser and toolkit for C++

1.2.12, 1.2.13, 1.3.1

Compression library (DEFLATE algorithm)

1.5.2 - 1.5.6

Fast real-time compression algorithm

Autoconf

2.71 - 2.72

Tool for generating automatic configuration scripts in software projects.

Autotools

1.16.5 - 1.16.5

Suite of tools (Autoconf, Automake, Libtool) for compiling and packaging software.

Binutils  

2.38 - 2.42

Collection of binary tools (e.g., ld, as, objdump) for handling object files.

CMake 

3.24.3 -  3.29.3

Cross-platform build system generator (replaces Makefiles).

crytography

41.0.1, 41.0.5

Python library for secure cryptographic operations (e.g., encryption, hashing).

cURL

7.86.0 - 8.7.1

Command-line tool and library for transferring data with URLs (supports HTTP, FTP, etc.).

Cython

3.0.10

Python-to-C compiler for writing C extensions in Python-like syntax.

Doxygen

1.9.5 - 1.11.0

Documentation generator for C++, C, Java, etc. (extracts comments into docs).

Easybuild

4.9.1, 5.0.0

Framework for automating software builds on HPC systems.

flit

3.9.0

A simple Python packaging tool for pure-Python modules (alternative to setuptools).

foss

2022b -  2024a

Free and Open Source Software tools

git

2.38.1 - 2.45.1

Distributed version control system

gfbf

2022b - 2024a

gompi

2022b - 2024a

EasyBuild toolchain (GCC + OpenMPI)

googletest

1.12.1

Google's C++ testing framework

gperf

3.1

Perfect hash function generator

help2man

1.49.2,1.49.3

Automated man page generator from --help output

iimpi

2022a - 2024a

EasyBuild toolchain (Intel compilers + Intel MPI)

lit

18.1.8

LLVM Integrated Tester (lightweight testing tool)

make

4.3 - 4.4.1

Build automation tool that executes Makefiles

MATLAB

2025a

Numerical computing environment and proprietary language

Meson

0.64.0 - 1.4.0

Modern build system focusing on speed and simplicity

Ninja

1.11.1

Small build system focused on speed

pkgconf

1.8.0 - 2.2.0

System to manage compile/link flags (pkg-config replacement)

0.17.6

Improved build system generator for Python

1.6.0, 1.8.0

Rust support for Python setuptools

CASTEP

25.1.1-intel-2024a, 25.1.1-foss-2023b

First-principles quantum mechanics code for materials modeling.

FFmpg

6.0

Multimedia framework for handling audio/video (encoding, decoding, streaming).

Ghostscript

10.0.0

PostScript/PDF interpreter and rendering engine

gnuplot

5.4.8

Command-line driven graphing/plotting utility

ImageMagick

7.1.0-53

Image manipulation/conversion CLI suite

jq

1.6

Lightweight JSON processor (CLI tool)

 LAME

3.100

MP3 audio encoder

MATLAB

2025a

Numerical computing environment and proprietary language

nodejs

18.12.1, 18.17.1

JavaScript runtime built on Chrome's V8 engine

OpenFOAM

v2312-foss-2023a

Open-source computational fluid dynamics (CFD) toolkit

ParaView

5.11.2-foss-2023a

 Scientific visualization application for large datasets

patchelf

0.18.0

Modify ELF binaries (RPATH, interpreter)

poetry

1.5.1, 1.6.1

Python dependency management and packaging tool

6.26.10, 6.30.06

Data analysis framework (CERN particle physics)

1.9

Command execution timing utility

20.23.1, 20.24.6

Python environment isolation tool

4.4.1

Weather Research and Forecasting model

21.1.6

X server in virtual framebuffer memory

DBus

1.15.2 - 1.15.4

Message bus system for inter-process communication (IPC) in Linux.

gettext

0.21.1,0.22.5

GNU internationalization/i18n framework for multi-language software

groff

1.22.4 - 1.23.0

GNU troff document formatting system (man pages)

gzip

1.12,1.13

File compression/decompression utility

hwloc

2.8.0 - 2.10.0

Portable Hardware Locality (hardware topology mapping)

numactl

2.0.14 - 2.0.18

NUMA (Non-Uniform Memory Access) control utilities

2.38.1 - 2.40.0

Collection of Linux system utilities

1.23.0

Display server protocol (modern X11 replacement)

20221110, 20230603, 20240607

Core protocol for X Window System

GObject-Introspection

1.74.0 - 1.90.1

Middleware for language bindings to C libraries

GTK3

3.24.35

GIMP Toolkit v3 (GUI widget toolkit)

5.15.10

Cross-platform application framework for GUIs

8.6.12 - 8.6.14

GUI toolkit for Tcl

Abseil

20230125.2

Google’s C++ library providing foundational components for modern C++ code.

Armadillo

11.4.3-foss-2022b

C++ linear algebra library with MATLAB-like syntax.

Arpack-ng

3.8.0-foss-2022b

A library for solving large-scale eigenvalue problems (sparse matrices).

ATK

2.38.0 ,2.46.0

 Framework for creating accessible applications in GNOME.

Autoconf

2.71 - 2.72

Tool for generating automatic configuration scripts in software projects.

Autotools

1.16.5 - 1.16.5

Suite of tools (Autoconf, Automake, Libtool) for compiling and packaging software.

Binutils  

2.38 - 2.42

Collection of binary tools (e.g., ld, as, objdump) for handling object files.

Bison

3.8.2   

Parser generator (YACC replacement) for converting grammar rules into code.

BLIS

0.9.0

High-performance BLAS (Basic Linear Algebra Subprograms) library.

Boost

1.81-1.82

Extensive C++ library collection for tasks like multithreading, algorithms, and data structures.

Brotli

1.0.9

Google’s compression algorithm/library for efficient data compression.

Brunsli

0.1

Lossless JPEG repacking library (improves compression).

bzip2

1.0.8

Compression library and tool for lossless data compression.

cairo

1.17.4, 1.17.8, 12.3.0 , 1.18.0

2D graphics library supporting vector and raster output (used in GTK, browsers).

CASTEP

25.1.1-intel-2024a, 25.1.1-foss-2023b

First-principles quantum mechanics code for materials modeling.

Catch2

2.13.9

Modern C++ testing framework (header-only, simple syntax).

cffi

1.15.1

Foreign function interface (FFI) for Python to call C code.

CFITSIO

4.2.0 - 4.3.1

Library for reading/writing FITS files (astronomy data format).

CGAL

5.6

Computational Geometry Algorithms Library (C++ templates for geometric operations).

CMake 

3.24.3 -  3.29.3

Cross-platform build system generator (replaces Makefiles).

crytography

41.0.1, 41.0.5

Python library for secure cryptographic operations (e.g., encryption, hashing).

cURL

7.86.0 - 8.7.1

Command-line tool and library for transferring data with URLs (supports HTTP, FTP, etc.).

Cython

3.0.10

Python-to-C compiler for writing C extensions in Python-like syntax.

DB

18.1.40

Embedded database library for key-value storage.

DBus

1.15.2 - 1.15.4

Message bus system for inter-process communication (IPC) in Linux.

double-conversion

3.3.0

Library for precise binary-decimal number conversion (used in V8, LLVM).

Doxygen

1.9.5 - 1.11.0

Documentation generator for C++, C, Java, etc. (extracts comments into docs).

Easybuild

4.9.1, 5.0.0

Framework for automating software builds on HPC systems.

Eigen

3.4.0

C++ template library for linear algebra (matrices, vectors, numerical solvers).

expat

2.4.8 - 2.6.2

Stream-oriented XML parser library written in C.

FFmpg

6.0

Multimedia framework for handling audio/video (encoding, decoding, streaming).

ffnvcodec

12.0.16.0

NVIDIA’s hardware-accelerated video codec SDK (for FFmpeg).

FFTW

3.3.10

Fastest Fourier Transform in the West (C library for FFT computations).

FLAC

1.4.2

Free Lossless Audio Codec for compressed audio without quality loss.

flex

2.6.4

Fast lexical analyzer generator (lexical tokenizer, often used with Bison).

FlexiBLAS

3.2.1 - 3.4.4

A flexible BLAS (Basic Linear Algebra Subprograms) wrapper that allows runtime switching between different BLAS implementations.

flit

3.9.0

A simple Python packaging tool for pure-Python modules (alternative to setuptools).

fontconfig

2.14.1 - 2.15.0

A library for configuring and customizing font access in Linux/Unix systems (used by GUI apps).

fonttools

4.53.1

A Python library for manipulating fonts (e.g., OpenType, TrueType) programmatically.

foss

2022b -  2024a

Free and Open Source Software tools

freeglut

3.4.0

 An open-source alternative to GLUT (OpenGL Utility Toolkit) for creating OpenGL windows and handling input.

freetype

2.12.1

A widely used library for rendering fonts (supports multiple font formats like TTF, OTF).

friBidi

1.0.12 ,1.0.15

A library for handling bidirectional text (e.g., Arabic, Hebrew mixed with left-to-right languages).

GCC

12.2.0 - 13.2.0

A suite of compilers for C, C++, Fortran, Ada, and other languages.

GCCcore

11.3.0 - 13.3.0

Core GNU Compiler Collection (C/C++/Fortran compilers) without OS dependencies

GDAL

3.6.2-foss-2022b 

Geospatial Data Abstraction Library for raster/vector geospatial formats

Gdk-Pixbuf

2.42.10

Image loading/manipulation library for GTK+ GUI toolkit

GEOS

3.11.1

Geometry Engine - Open Source (computational geometry library)

gettext

0.21.1,0.22.5

GNU internationalization/i18n framework for multi-language software

gfbf

2022b - 2024a

Ghostscript

10.0.0

PostScript/PDF interpreter and rendering engine

giflib

5.2.1

Library for reading/writing GIF image format

git

2.38.1 - 2.45.1

Distributed version control system

GL2PS

1.4.2

OpenGL to PostScript/PDF/SVG exporter

GLib

2.75.0 - 2.80.4

Core application building blocks for GNOME (data structures, I/O, threading)

GLPK

5.0

GNU Linear Programming Kit (solver for optimization problems)

GMP

6.2.1

GNU Multiple Precision Arithmetic Library

gnuplot

5.4.8

Command-line driven graphing/plotting utility

GObject-Introspection

1.74.0 - 1.90.1

Middleware for language bindings to C libraries

gompi

2022b - 2024a

EasyBuild toolchain (GCC + OpenMPI)

googletest

1.12.1

Google's C++ testing framework

gperf

3.1

Perfect hash function generator

graphite2

1.3.14

Smart font rendering engine for complex scripts

groff

1.22.4 - 1.23.0

GNU troff document formatting system (man pages)

GSL

2.7

GNU Scientific Library (numerical algorithms)

GTK3

3.24.35

GIMP Toolkit v3 (GUI widget toolkit)

gzip

1.12,1.13

File compression/decompression utility

HarfBuzz

5.3.1, 9.0.0

Text shaping engine (OpenType font rendering)

hatchling

1.18.0

Modern Python build backend/packaging tool

HDF

4.2.15

Hierarchical Data Format (legacy version)

HDF5

1.12.2 - 1.14.3

Hierarchical Data Format v5 (data management for large datasets)

help2man

1.49.2,1.49.3

Automated man page generator from --help output

hwloc

2.8.0 - 2.10.0

Portable Hardware Locality (hardware topology mapping)

hypothesis

6.68.2 - 6.90.0

Property-based testing framework for Python

ICU

72.1 - 75.1

International Components for Unicode (i18n/l10n)

iimpi

2022a - 2024a

EasyBuild toolchain (Intel compilers + Intel MPI)

ImageMagick

7.1.0-53

Image manipulation/conversion CLI suite

Imath

3.1.6

Math library for computer graphics (originally from ILM)

imkl-FFTW

2022.1.0 - 2024.2.0

Intel Math Kernel Library's FFTW3-compatible interface

imkl

2022.1.0 - 2024.2.0

Intel Math Kernel Library (optimized math routines)

impi

2021.6.0 - 2021.13.0

Intel C/C++/Fortran compilers (icc/icpc/ifort)

intel-compilers

2022.1.0 - 2024.2.0

Meta-module for Intel development tools

INTEL

2023.0, 2024.0

intltool

0.51.0

Internationalization toolkit for source code

JasPer

4.0.0

JPEG-2000 image codec implementation

Java

11.0.20, 17.0.6

Oracle Java Development Kit/Runtime

jbigkit

2.1

JBIG1 image compression library

jq

1.6

Lightweight JSON processor (CLI tool)

 json-c

0.16

JSON library for C applications

 KaHIP

3.16

Karlsruhe High Quality Partitioning (graph partitioning)

 LAME

3.100

MP3 audio encoder

 LERC

4.0.0

Limited Error Raster Compression (geospatial)

 libarchive

3.6.1 - 3.7.4

Multi-format archive/library compression

 libcerf

2.3

Complex error function library

 libdeflate

1.15, 1.20

Fast DEFLATE/zlib/gzip compression

 libdrm

2.4.114 - 2.4.122

Direct Rendering Manager library (Linux graphics)

 libepoxy

1.5.10

GL dispatch library abstraction

libevent

2.1.12

Asynchronous event notification library

libfabric

1.16.1 - 1.21.0

OpenFabrics Interfaces (high-performance networking)

libff

3.4.4, 3.4.5

Foreign Function Interface library (calling between languages)

libgd

2.3.3

Graphics drawing library (dynamic image creation)

libgeotiff

1.7.1

GeoTIFF GIS metadata handling library

libgit2

1.5.0, 1.8.1

Portable Git implementation library

libGLU

9.0.2, 9.0.3

OpenGL Utility Library (higher-level graphics helpers)

libglvnd

1.6.0, 1.7.0

Vendor-neutral GL dispatch library

libiconv

1.17

Character encoding conversion library

libjpeg-turbo

2.1.4, 2.1.5, 3.0.1

Accelerated JPEG codec with SIMD support

libogg

1.3.5

Ogg multimedia container library

libopus

1.3.1

Opus audio codec implementation

libpciaccess

0.17, 0.18

Uniform interface to PCI devices

libpng

1.6.38 - 1.6.43

Reference implementation for PNG image format handling

libreadline

8.1.2, 8.2

Interactive command-line editing library (used in bash, Python, etc.)

libsndfile

1.2.0

Audio file I/O library supporting WAV, AIFF, FLAC, OGG, and others

LibTIFF

4.4.0, 4.6.0

Library for reading/writing TIFF image format with metadata support

libtirpc

1.3.3

Transport-independent RPC implementation (SunRPC replacement)

libtool

2.4.7

Generic library support script for building shared libraries portably

libunwind

1.6.2, 1.8.1

Stack unwinding library for exception handling and debugging

libvorbis

1.3.7

Reference implementation of Vorbis audio compression format

libxml2

2.10.3 - 2.12.7

XML parsing library with DOM, SAX, and XPath support

libxslt

1.1.37

XSLT processing library based on libxml2

lit

18.1.8

LLVM Integrated Tester (lightweight testing tool)

LittleCMS

2.14

Color management engine (ICC profile handling)

LLVM

15.0.5 - 18.1.8

Compiler infrastructure project (clang, lldb, opt, etc.)

Lua

5.4.6

Lightweight embeddable scripting language

lz4

1.9.4

Extremely fast lossless compression algorithm

M4

1.4.19

Macro processor (preprocessor for configure scripts)

make

4.3 - 4.4.1

Build automation tool that executes Makefiles

Mako

1.2.4 - 1.3.5

Python templating library (similar to Jinja2)

MATLAB

2025a

Numerical computing environment and proprietary language

Mesa

22.2.4 - 24.1.3

Open-source OpenGL/Vulkan implementation (3D graphics)

meson-python

0.15.0

Python build backend using Meson build system

Meson

0.64.0 - 1.4.0

Modern build system focusing on speed and simplicity

METIS

5.1.0

Graph partitioning and fill-reducing matrix ordering library

MPFR

4.2.0

Multiple-precision floating-point computations library

NASM

2.15.05 - 2.16.03

Netwide Assembler for x86/x64 architectures

ncurses

6.3 - 6.5

Terminal UI library for text-based interfaces

netCDF-Fortran

4.6.0, 4.6.1

Fortran interface to netCDF data format

netCDF

4.9.0, 4.9.2

Network Common Data Format for scientific array data

nettle

3.8.1

Low-level cryptographic library

Ninja

1.11.1

Small build system focused on speed

nlohmann_json

3.11.2

C++ header-only JSON parser/serializer

NLopt

2.7.1

Nonlinear optimization library with C/C++ interfaces

nodejs

18.12.1, 18.17.1

JavaScript runtime built on Chrome's V8 engine

NSPR

4.35

Netscape Portable Runtime (platform abstraction layer)

NSS

3.89.1

Network Security Services (crypto library for browsers)

numactl

2.0.14 - 2.0.18

NUMA (Non-Uniform Memory Access) control utilities

OpenBLAS

0.3.21 - 0.3.27

Optimized BLAS/LAPACK implementation with multi-threading

OpenEXR

3.1.5

High dynamic-range (HDR) image file format by ILM

OpenFOAM

v2312-foss-2023a

Open-source computational fluid dynamics (CFD) toolkit

OpenJPEG

2.5.0

JPEG 2000 codec implementation

OpenMPI

4.1.4 - 5.0.3

High-performance MPI (Message Passing Interface) implementation

OpenSSL

1.1, 3

Cryptography/TLS toolkit implementing SSL protocols

Pango

1.50.12, 1.50.14

Text layout/rendering library for internationalization

ParaView

5.11.2-foss-2023a

 Scientific visualization application for large datasets

patchelf

0.18.0

Modify ELF binaries (RPATH, interpreter)

PCRE

8.45

Perl Compatible Regular Expressions library

PCRE2

10.40 - 10.43

Modern successor to PCRE with improved Unicode support

Perl-bundle-CPAN

5.36.1, 5.38.2

Comprehensive Perl Archive Network modules collection

Perl

5.34.1 - 5.38.2

Practical Extraction and Reporting Language

pixman

0.42.2, 0.43.4

Low-level pixel manipulation library

pkgconf

1.8.0 - 2.2.0

System to manage compile/link flags (pkg-config replacement)

PMIx

4.2.2 - 5.0.2

Process Management Interface for Exascale environments

poetry

1.5.1, 1.6.1

Python dependency management and packaging tool

PROJ

9.1.1

Coordinate transformation library for geospatial data

protobuf

23.0

Protocol Buffers data serialization format (Google)

PRRTE

3.0.5

Reference RunTime Environment for PMIx

pybind11

2.10.3, 2.11.1

Seamless interoperability between C++ and Python

Python-bundle-PyPI

2023.06, 2023.10

Collection of Python packages from PyPI

Python

3.10.8 - 3.12.3

High-level interpreted programming language

Qhull

2020.2

Convex hull, Delaunay triangulation library

5.15.10

Cross-platform application framework for GUIs

4.2.2-foss-2022b, 4.4.2

Statistical computing and graphics language

3.1

Lexer generator for C/C++

6.26.10, 6.30.06

Data analysis framework (CERN particle physics)

1.65.0 - 1.73.0

Systems programming language focused on safety

2.2.0

Scalable Linear Algebra PACKage for parallel systems

0.17.6

Improved build system generator for Python

2023.02 - 2023.11

 Collection of Python scientific libraries

7.0.3

Graph partitioning and mesh handling library

2.28.2

Simple DirectMedia Layer (cross-platform multimedia)

1.6.0, 1.8.0

Rust support for Python setuptools

1.1.10

Fast compression/decompression library by Google

3.39.4 - 3.45.3

Embedded relational database engine

2.1.1

Lossless data compressor for scientific data

8.6.12 - 8.6.14

Tool Command Language scripting language

6.24.07

C shell with command-line completion

1.9

Command execution timing utility

8.6.12 - 8.6.14

GUI toolkit for Tcl

1.1.0 * 1.3.0

Unified Collective Communication Library

1.12.1 - 1.16.1

Unified Communication X framework for HPC

2.2.28

Unit conversion library for physical quantities

6.0

Extraction utility for ZIP archives

2.38.1 - 2.40.0

Collection of Linux system utilities

20.23.1, 20.24.6

Python environment isolation tool

1.23.0

Display server protocol (modern X11 replacement)

4.4.1

Weather Research and Forecasting model

20221110, 20230603, 20240607

Core protocol for X Window System

20230226

H.264/AVC video encoder

3.5

H.265/HEVC video encoder

3.2.4

XML parser and toolkit for C++

1.19.3 - 1.20.1

GNU autoconf macros for X.Org development

21.1.6

X server in virtual framebuffer memory

5.2.7 - 5.4.5

Lossless data compression with LZMA algorithm

1.3.0

Modular assembler for x86 optimization

1.2.12, 1.2.13, 1.3.1

Compression library (DEFLATE algorithm)

1.5.2 - 1.5.6

Fast real-time compression algorithm