Third-Party Codes
The following table lists third-party codes that are included in the GAMS distribution.
| Software | Version | Description | License |
|---|---|---|---|
| Addict | 3.4 | Spell Checker | proprietary |
| ALPHAECP | 2.11.01 | Mixed-Integer Nonlinear Programming Solver | proprietary |
| ANTIGONE | 1.1 | Mixed-Integer Nonlinear Programming Solver | proprietary |
| ARM PL | 25.04.1 | optimized standard core math libraries for Arm processors | ARM |
| BARON | 25.08.12 | Mixed-Integer Nonlinear Programming Solver | proprietary |
| base64 | v2.rc.09 | base64 encoding and decoding with C++ | zlib |
| Boost | 1.88 | Portable C++ source libraries | Boost 1.0 |
| CBC | 2.10.11 | Mixed-Integer Linear Optimization Solver | EPL 2.0 |
| Cerberus | 1.3.7 | Data validation library | ISC |
| certifi | 2025.4.26 | Mozilla's bundle of Certificate Authority certificates | MPL 2.0 |
| Cgl | 0.60.8 | Cut Generators for Mixed-Integer Linear Optimization | EPL 2.0 |
| cJSON | 1.7.12 | Ultralightweight JSON parser in ANSI C | MIT |
| Clp | 1.17.9 | Linear Optimization Solver | EPL 2.0 |
| CoinUtils | 2.11.10 | Classes and helper functions used by COIN-OR projects | EPL 2.0 |
| COPT | 7.2.11 | Mixed-Integer Linear and Quadratic Programming Solver | proprietary |
| Cousine | 1.0 | A monospace font | apache 2.0 |
| CPLEX | 22.1.2.0 | Mixed-Integer Linear and Quadratic Programming Solver | proprietary |
| CppAD (in SCIP) | 20180000.0 | C++ Automatic Differentiation | EPL 2.0 |
| CppAD (in SHOT) | 20210606 | C++ Automatic Differentiation | EPL 2.0 |
| cpr | 1.12.0 | C++ Requests: Curl for People, a spiritual port of Python Requests | MIT |
| cuPDLP-C | 0.3.0 | First-order LP solver | MIT |
| Curl | 8.14.1 | transferring data with URLs | curl |
| D6OnHelpFix | Fixes OnHelp events in Delphi 6 and 7 | proprietary | |
| DataTables | 1.13.4 | Advanced Features for HTML Tables | MIT |
| Dear Imgui | v1.91.7 | Bloat-free Graphical User interface for C++ with minimal dependencies | MIT |
| DECISC | Solver for two-stage stochastic LPs with recourse | proprietary | |
| DECISM | Solver for two-stage stochastic LPs with recourse | proprietary | |
| Delphi | Borland Runtime Package | Borland | |
| DIERCKX/FITPACK | Calculation of smoothing splines for various kinds of data and geometries, with automatic knot selection | public domain | |
| doctest | v2.4.11 | The fastest feature-rich single-header testing framework | MIT |
| Doxygen Awesome | 2.1.0 | CSS theme for Doxygen HTML-documentation | MIT |
| Doxygen Output | 1.12.0 | Doxygen HTML-documentation Style and JavaScript Files | none |
| Dream | Editor | proprietary | |
| dtoa | Conversion between decimal and binary format of floating point numbers | MIT-like | |
| EC Software Help Suite | Help Viewer | proprietary | |
| Eigen | 3.3.90 | C++ template library for linear algebra | MPL 2.0 |
| et-xmlfile | 2.0.0 | Creation of XML files | MIT |
| f2clib | Runtime library for programs converted with f2c | unnamed | |
| Fast Memory Manager | 4.73 | A fast replacement memory manager | MPL 1.1 |
| finlib | Models from A. Consiglio, S.S. Nielsen and S.A. Zenios, Practical Financial Optimization: A library of GAMS models, John Wiley, UK, 2009 | none | |
| Fira Code | 6.2 | A monospace font | SIL OFL 1.1 |
| FMT | 7.1.3 | C++ string formatting library | MIT |
| Font Awesome 4 | 4 | The iconic font and CSS toolkit | SIL OFL 1.1 |
| freetds | 1.4.26 | Implementation of Sybase's DB-, CT-, and ODBC libraries | LGPL 2.0 |
| GAMS-Kestrel | Kestrel solver for remote solver execution | MIT | |
| GAMSCHK | 1.3 | A system for examining the structure and solution properties of GAMS model instances | proprietary |
| GCC | 15.1.0 (14.2.0 on macOS) | C++ and Fortran compiler runtime libraries | GPL 3.0 + exception |
| GKLib | METIS-v5.1.1-DistDGL-0.5 | Helper Routines and Frameworks used by METIS | Apache 2.0 |
| GLFW | 3.4 | A multi-platform library for OpenGL, OpenGL ES, Vulkan, window and input | zlib |
| GNU Awk | 5.3.1 | Pattern Scanning and Processing Language | GPL 3 |
| GNU coreutils | 8.32 | The basic file, shell and text manipulation utilities of the GNU operating system | GPL 3 |
| GNU diffutils | 3.11 | Find Differences between Files | GPL 3 |
| GNU findutils | 4.1 | GNU utilities to locate files | GPL 3 |
| GNU grep | 3.0 | A string search utility | GPL 3 |
| GNU Gzip | 1.13 | GNU compression utility | GPL 3 |
| GNU Make | 4.4.1 | GNU make utility to maintain groups of programs | GPL 3 |
| GNU sed | 4.9 | GNU stream editor | GPL 3 |
| GNU tar | 1.35 | Utility used to store, backup, and transport files | GPL 3 |
| greenlet | 3.2.2 | Concurrent programming | MIT |
| Gurobi | 12.0.3 | Mixed-Integer Linear and Quadratic Programming Solver | proprietary |
| HiGHS | 1.10.0 (fd8665394) | Mixed-Integer Linear Optimization Solver | MIT |
| HSL MA27 | 2003-03-19 | Sparse Linear Equations System Solver | proprietary |
| HSL MA57 | 3.11.0 | Sparse Linear Equations System Solver | proprietary |
| HSL MA86 | 1.6.0 | Sparse Linear Equations System Solver | proprietary |
| HSL MA97 | 2.6.0 | Sparse Linear Equations System Solver | proprietary |
| HSL MC19 | 1989-03-09 | Scaling Linear Equation Systems | proprietary |
| HSL MC68 | 3.3.3 | Elimination Ordering for Sparse Direct Solver | proprietary |
| HTMLHelpViewer | HTML Help Viewer | proprietary | |
| HTMLLITE | 7.7 | HTML Viewer | MIT |
| Icono | 1.3.0 | Icon Pack in CSS | MIT |
| ICU | 76.1 | International Components for Unicode | UNICODE V3 |
| ImGuiAl | 25/01/2025 (634cfda) | Widgets for imgui | MIT |
| Intel Compiler | 2021.8.0 | C/C++ and Fortran compiler runtime libraries | Intel EULA |
| Ipopt | 3.14.19 | Nonlinear Optimization Solver | EPL 2.0 |
| itostr | 28/03/2020 | string representation of integers | MIT |
| JetBrains Mono | 2.304 | A monospace font | SIL OFL 1.1 |
| Jinja2 | 3.1.6 | Templating engine | BSD-3-Clause |
| JQuery | 3.6.0 | JavaScript Utilities Library | MIT |
| JSON | v3.11.3 | JSON for Modern C++ | MIT |
| Json.NET | 13.0.2 | High-performance JSON framework for .NET | MIT |
| JSON.simple | 1.1.1 | A simple Java library for JSON process, read and write JSON data | Apache 2.0 |
| Knitro | 14.2.0 | Mixed-Integer and Continuous Nonlinear Programming Solver | proprietary |
| LibYAML | 0.2.2 | A C library for parsing and emitting YAML | MIT |
| LINDO API | 15.0 | Stochastic and global MINLP solver | proprietary |
| Lunr | 2.3.6 | Search Engine in JavaScript | MIT |
| madCollection | 1.6f | Collection of Delphi utility functions | proprietary |
| MarkupSafe | 3.0.2 | Escapes characters for safe use in HTML and XML | BSD-3-Clause |
| MathJax | 3.2.2 | JavaScript Display Engine for Mathematics | Apache 2.0 |
| MC++ | 2.0.1 | Toolkit for Bounding Factorable Functions | EPL 1.0 |
| METIS | 5.2.1 | Serial Graph Partitioning and Fill-reducing Matrix Ordering | Apache 2.0 |
| MILES | MCP solver | proprietary | |
| mimalloc | compact general purpose allocator | MIT | |
| MINOS | 5.6 | Nonlinear Programming Solver | proprietary |
| MKL | 2025.1.0 (2024.1 on Windows, 2023.2.2 on macOS) | Math Functions optimized for Intel CPUs and GPUs | ISSL |
| MOSEK | 11.0.28 (10.2.11 on macOS on x86_64) | Mixed-Integer Conic Programming Solver | proprietary |
| MPSGE | Mathematical Programming System for General Equilibrium | proprietary | |
| MSVC 2022 | 19.39.33523 | Visual C/C++ compiler runtime libraries | MS EULA |
| MSYS2 DLLs | 3.5.7 | Dynamic libraries needed by MSYS2 utilities | GPL 3 |
| MUMPS | 5.8.1 | Multifrontal massively parallel sparse direct solver | CeCILL-C 1.0 |
| nauty | 2.8.9 | Graph canonical labeling and automorphism group computation | Apache 2.0 |
| nlohmann::json | v3.11.2 | JSON for Modern C++ | MIT |
| noalib | Models from Neculai Andrei, Nonlinear Optimization Applications Using the GAMS Technology, Springer Optimization and Its Applications, Springer, edition 127, 2013 | none | |
| numpy | 2.2.5 | Scientific computing in Python | BSD-3-Clause |
| ODHeuristics | 7.0.7 | Primal Heuristics for Mixed-Integer Linear Optimization | proprietary |
| Old GNU utilities archive | Old Windows builds of various GNU utilities (https://www.gnu.org/software) | GPL 2 | |
| oneTBB | 2021.13.0 | Multithreading Library | Apache 2.0 |
| oneTBB (Windows) | 2021.12.0 | Multithreading library | ISSL |
| open_lib | 04/01/2017 | library for opening dynamic libraries at runtime | Apache 2.0 |
| OpenMP (Intel) | Library for high-level parallelism in Fortran and C/C++ | BSD-3-Clause | |
| OpenMP (LLVM) | 17.0.6 | Library for high-level parallelism in Fortran and C/C++ | MIT |
| openpyxl | 3.1.5 | Read and write Excel 2010 xlsx/xlsm files | MIT |
| OpenSSL | 3.0.17 | Toolkit for General-Purpose Cryptography and Secure Communication | Apache 2.0 |
| Osi | 0.108.10 | Abstract base class to a generic linear programming (LP) solver | EPL 2.0 |
| pandas | 2.2.3 | Data analysis and manipulation in Python | BSD-3-Clause |
| PaPILO | 2.4.3.0 (a214e2d1) | Parallel Presolve for Integer and Linear Optimization | LGPL 3.0 |
| PATH | 5.2.01 | MCP solver | proprietary |
| PDQSort | Pattern-defeating quicksort | zlib | |
| ply | 3.11 | lex and yacc implementation in Python | BSD-3-Clause |
| Prism | 1.29.0 | JavaScript Syntax Highlighter | MIT |
| psoptlib | Models from Alireza Soroudi, Power system optimization modeling in GAMS, Springer, 2017 | none | |
| psycopg2-binary | 2.9.10 (2.9.9 on macOS on ARM64) | PostgreSQL adapter | LGPL 3.0 |
| pthreads-win32 | 2.9.1 | POSIX threads library for Microsoft Windows | LGPL 2.1 |
| PyExcelerate | 0.13.0 | Excel XLSX writing | BSD-2-Clause |
| pymssql | 2.3.4 | DB-API interface to Microsoft SQL Server | LGPL 2.1 |
| PyMySQL | 1.1.1 | MySQL Driver | MIT |
| pyodbc | 5.2.0 | Access to ODBC databases | MIT |
| Python | 3.12.10 | Scripting language | PSF and more |
| python-dateutil | 2.9.0 | Extensions to the standard Python datetime module | Apache 2.0 |
| pytz | 2025.2 | World timezone definitions | MIT |
| pywin32 | 310 | Python for Window Extensions (win32, pythonwin, win32com, win32comext) | BSD-3-Clause |
| PyYAML | 6.0.2 | YAML parser and emitter | MIT |
| Qt | 6.9.1 | Toolkit for creating cross-platform graphical user interfaces and applications | LGPL 3.0 |
| quadMINOS | 5.6 | Quad-Precision Nonlinear Programming Solver | proprietary |
| Rave Reports | 5.1.4 | Components for database reporting | proprietary |
| ReSHOP | 0.4.3 | Reformulation Solver for Hierarchical Optimization Problems | MIT |
| sassy | 1.1 | Preprocessor for symmetry detection | MIT |
| SBB | Mixed-Integer Nonlinear Programming Solver | proprietary | |
| SCENRED 2 | 12/12/2008 | Scenario tree construction and reduction tool for Stochastic Programming | proprietary |
| SCIP | 9.2.3 (5e2fb2354b) | Constraint Integer Programming Framework | Apache 2.0 |
| scipy | 1.15.3 | Fundamental algorithms for scientific computing | BSD-3-Clause |
| SendMail | Send e-mails | proprietary | |
| SHOT | 1.1.0 (a81275b4) | Mixed-Integer Nonlinear Programming Solver | EPL 2.0 |
| six | 1.17.0 | Python 2 and 3 compatibility utilities | MIT |
| SKA | 2c46874 | Hashtables | Boost 1.0 |
| SNOPT | 7.7.7 | Nonlinear Programming Solver | proprietary |
| SNOPT (in ANTIGONE) | 5.3-5 | Nonlinear Programming Solver | proprietary |
| SoPlex | 7.1.4 (7c53d552) | Linear Programming Solver | Apache 2.0 |
| sort | 08/10/2019 | Sorting routine implementations in "template" C | MIT |
| Source Code Pro | 2.042 | A monospace font | SIL OFL 1.1 |
| SPDLog | 1.8.2 | C++ Logging Library | MIT |
| SQLAlchemy | 2.0.40 | Database Abstraction Library | MIT |
| sqlalchemy-access | 2.0.3 | MS Access for SQLAlchemy | MIT |
| TeeTree | 2.0 | Diagram and FlowChart Controls | proprietary |
| TFileDrag | Support dropping files from explorer onto a Delphi form | proprietary | |
| TFolderDialog | Wrap Shell32 dialog 'Browse For Folder' into a Delphi component | LGPL 2.0 | |
| TinyCThread | 1.2 | C11 Threads API implementation | zlib |
| TinyExpr | 4dfb202c | Tiny recursive descent parser and evaluation engine | zlib |
| TinyXML | 2.6.2 | XML parser | zlib |
| TinyXML2 | 7.1.0 | C++ XML parser | zlib |
| TOneInstance | 1.02 | Prevent application to be started more than once | freeware |
| TStringAlignGrid | 2.0 | Text alignment in Delphi forms | freeware |
| TurboPower Orpheus | 4.05 | UI toolkit for Borland Delphi | MPL 1.1 |
| TurboPower ShellShock | 1.02 | Customize applications | MPL 1.1 |
| TurboPower SysTools | 4.02 | Library of utility routines & classes for Borland Delphi | MPL 1.1 |
| typing-extensions | 4.13.2 | Type hints for Python. | PSF |
| tzdata | 2025.2 | Compiled IANA time zone database | Apache 2.0 |
| UnZip | 6.0-28 (6.00 on Windows) | Decompression tool | Info-ZIP |
| urllib3 | 2.5.0 | HTTP library | MIT |
| Virtual Treeview | 4.8.6 | Treeview control | MPL 1.1 |
| X11 header files | 25/01/2025 | X11 header files | X11 |
| XLSReadWriteII | 5.20.30 | Excel Reader and Writer | proprietary |
| XlsxWriter | 3.2.3 | Creation of Excel XLSX files | BSD-2-Clause |
| Xpress | 45.01.02 | Mixed-Integer Linear and Nonlinear Programming Solver | proprietary |
| yaml-cpp | 0.7.0 | A YAML parser and emitter in C++ | MIT |
| Zip | 3.0-13 (3.1c02 BETA on Windows) | Compression tool | Info-ZIP |
| zlib | 1.3.1 | Compression Library | zlib |
| zstr | 1.0.5 | C++ Zlib Wrapper | MIT |