Showing 91 open source projects for "open-source tax solver"

View related business solutions
  • MongoDB Atlas runs apps anywhere Icon
    MongoDB Atlas runs apps anywhere

    Deploy in 115+ regions with the modern database for every enterprise.

    MongoDB Atlas gives you the freedom to build and run modern applications anywhere—across AWS, Azure, and Google Cloud. With global availability in over 115 regions, Atlas lets you deploy close to your users, meet compliance needs, and scale with confidence across any geography.
    Start Free
  • Go from Code to Production URL in Seconds Icon
    Go from Code to Production URL in Seconds

    Cloud Run deploys apps in any language instantly. Scales to zero. Pay only when code runs.

    Skip the Kubernetes configs. Cloud Run handles HTTPS, scaling, and infrastructure automatically. Two million requests free per month.
    Try it free
  • 1
    OR-Tools - Google Optimization Tools

    OR-Tools - Google Optimization Tools

    Google's software suite for combinatorial optimization

    Google Optimization Tools, also known as OR-Tools is an open-source, fast and portable software suite for solving combinatorial optimization problems. These encompass problems in vehicle routing, flows, integer and linear programming, and constraint programming. This suite contains a number of solvers, namely: a constraint programming solver; a linear programming solver; wrappers for commercial solvers (like Gurobi or CPLEX) and other open source solvers (SCIP, GLPK, etc.); among others. ...
    Downloads: 3 This Week
    Last Update:
    See Project
  • 2

    LINE Solver

    Queueing Theory Algorithms

    LINE is an open-source software package to analyze queueing models via analytical methods and simulation. The solver is available for Java/Kotlin, MATLAB, and Python. LINE features algorithms for the solution of open queueing systems (e.g., M/M/1, M/M/k, M/G/1, ...), open and closed queueing networks, and layered queueing networks. Additional details are available on the project website: http://line-solver.sf.net.
    Downloads: 10 This Week
    Last Update:
    See Project
  • 3
    WaterLily.jl

    WaterLily.jl

    Fast and simple fluid simulator in Julia

    WaterLily.jl is a fluid dynamics simulation package in Julia that uses lattice Boltzmann methods (LBM) to simulate incompressible flows and fluid-structure interactions in two dimensions. It is designed for easy use and rapid prototyping of physical systems involving particles, obstacles, and hydrodynamic forces. The package is well-suited for educational purposes, computational physics research, and lightweight fluid simulations.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 4
    astap program

    astap program

    Stacking program, astrometric (plate) solver, fits file viewer

    ASTAP, Astrometric STAcking Program, astrometric solver and FITS image viewer. This program can view, measure, "astrometric (plate) solve" and stack deep sky images. Main features: - Stacking of astronomical images including dark frame and flat field correction - Native fast astrometric (plate) solver. - Alignment using an internal star match routine, internal Plate Solver, manual or ephemeris. - FITS viewer with swipe functionality, deep sky and star annotation,...
    Leader badge
    Downloads: 3,044 This Week
    Last Update:
    See Project
  • Fully Managed MySQL, PostgreSQL, and SQL Server Icon
    Fully Managed MySQL, PostgreSQL, and SQL Server

    Automatic backups, patching, replication, and failover. Focus on your app, not your database.

    Cloud SQL handles your database ops end to end, so you can focus on your app.
    Try Free
  • 5
    CUDA-QX

    CUDA-QX

    Accelerated libraries for quantum-classical computing built on CUDA-Q

    CUDA-QX is a collection of accelerated libraries built on top of the CUDA-Q platform, designed to enable rapid development of hybrid quantum-classical applications. It extends the CUDA-Q programming model by providing optimized implementations of domain-specific quantum computing primitives and workflows. The libraries are intended to help researchers and developers leverage GPUs, CPUs, and quantum processing units together in a unified computational model. CUDA-QX focuses on key areas such...
    Downloads: 0 This Week
    Last Update:
    See Project
  • 6
    AntTSP

    AntTSP

    Traveling Salesman Problem (TSP) Solver

    Fast Ant Colony Optimization TSP Solver
    Downloads: 0 This Week
    Last Update:
    See Project
  • 7
    Minsky

    Minsky

    System dynamics program with additional features for economics

    Minsky brings system dynamics and monetary modelling to economics. Models are defined using flowcharts on a drawing canvas (as are Matlab's Simulink, Vensim, Stella, etc). Minsky's unique feature is the "Godley Table", which uses double entry bookkeeping to generate stock-flow consistent models of financial flows. Minsky is good for demonstrating mathematics too, with the most "math-like" interface in system dynamics. Sign up to Minsky's Patreon page (for as little as $1 a month) at...
    Leader badge
    Downloads: 97 This Week
    Last Update:
    See Project
  • 8
    QUCAS-Quantum-Cosmology-Integration

    QUCAS-Quantum-Cosmology-Integration

    NOTICE OF CONSOLIDATION & PARTNERSHIP PENDING As of April 2026, the 20

    NOTICE OF CONSOLIDATION & PARTNERSHIP PENDING As of April 2026, the 20 pipelines of the QCAUS/PDPBioGen suites are undergoing consolidation for high-scale institutional research. Core 'Ford 2026' algorithms remain the proprietary IP of the Ford Peace and Justice Foundation. Academic users at partner institutions are currently performing validation; all other commercial inquiries must contact the author License: Dual 🔬 Overview A complete computational framework for cosmological...
    Downloads: 1 This Week
    Last Update:
    See Project
  • 9
    ransfoil

    ransfoil

    console to calculate airflow around an airfoil based on RANS approach

    RANSFOIL is a console program to calculate airflow field around an isolated airfoil in low-speed, subsonic, transonic or supersonic regime by numerically solving the Reynolds averaged Navier-Stokes (RANS) equations using mature computational fluid dynamics (CFD) method. As postprocess results, the aerodynamic parameters of the airfoil, e.g., lift coefficient and drag coefficient, can be integrated from the airflow distribution near wall boundary. In addition, the coupling between airflow and...
    Downloads: 4 This Week
    Last Update:
    See Project
  • $300 in Free Credit Towards Top Cloud Services Icon
    $300 in Free Credit Towards Top Cloud Services

    Build VMs, containers, AI, databases, storage—all in one place.

    Start your project in minutes. After credits run out, 20+ products include free monthly usage. Only pay when you're ready to scale.
    Get Started
  • 10
    ViennaSHE is a modern semiconductor device simulator for 1D, 2D and 3D device simulation. It relies on deterministic solutions of the Boltzmann Transport Equation using Spherical Harmonics Expansions.
    Downloads: 7 This Week
    Last Update:
    See Project
  • 11
    Qbsolv

    Qbsolv

    A decomposing solver

    Qbsolv,a decomposing solver, finds a minimum value of a large quadratic unconstrained binary optimization (QUBO) problem by splitting it into pieces solved either via a D-Wave system or a classical tabu solver. (Note that qbsolv by default uses its internal classical solver. Access to a D-Wave system must be arranged separately.)
    Downloads: 0 This Week
    Last Update:
    See Project
  • 12

    ADE_3D_FEM

    A 3D ADE FEM solver including a manual and a basic preprocessor

    A 3D Advection-Diffusion Equation Finite Element Method solver including a user's manual and a basic pre-proccessor.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 13

    lpsolve

    Mixed Integer Linear Programming (MILP) solver.

    Mixed Integer Linear Programming (MILP) solver lp_solve solves pure linear, (mixed) integer/binary, semi-cont and special ordered sets (SOS) models.lp_solve is written in ANSI C and can be compiled on many different platforms like Linux and WINDOWS This project is moved to github: https://lp-solve.github.io/
    Leader badge
    Downloads: 1,546 This Week
    Last Update:
    See Project
  • 14
    GLPK for Java

    GLPK for Java

    Java language binding for the GNU Linear Programming Kit (GLPK)

    GLPK for Java provides a Java language binding for the library GLPK. GLPK is a proven solver for linear and mixed integer mathematical programming problems. For Windows binaries see project GLPK for Windows (http://sourceforge.net/projects/winglpk/).
    Downloads: 9 This Week
    Last Update:
    See Project
  • 15
    APBS

    APBS

    Biomolecular electrostatics software

    This software has moved to http://www.poissonboltzmann.org/.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 16

    F3DM

    Finite Element Method on 3D Meshes

    f3dmlib is a FEM library that can read, write and analyse 3D tetrahedral meshes, minimize a given functional, and refine the resulting meshes. The minimization is parallelized with OpenMP. Three main features in unstable 1.8.x version (available via GIT): quadratic elements, periodic boundary conditions, and the solver for scalar and electromagnetic wave equations. f3dmgeom is a collection of a few simple tools for creating surface meshes for tetgen. It can handle simple geometries only.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 17
    OpenOCL Matlab

    OpenOCL Matlab

    Optimal control, trajectory optimization, model-predictive control.

    The Open Optimal Control Library is a software framework in Matlab/Octave for modeling optimal control problem. It uses automatic differentiation and fast non-linear programming solvers. It implements direct methods. In the backend it uses CasADi and ipopt.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 18
    TSP Solver and Generator

    TSP Solver and Generator

    Generate and solve Travelling Salesman Problem tasks

    TSPSG is intended to generate and solve Travelling Salesman Problem (TSP) tasks. It uses Branch and Bound method for solving. An input is a number of cities and a matrix of city-to-city travel prices. The matrix can be populated with random values in a given range (useful for generating tasks). The result is an optimal route, its price, step-by-step matrices of solving and solving graph. The task can be saved in internal binary format and opened later. The result can be printed or saved as...
    Downloads: 6 This Week
    Last Update:
    See Project
  • 19

    SLAM++

    high-performance nonlinear least squares solver for graph problems

    SLAM++ is a minimalist implementation of incremental nonlinear least squares, containing lighting fast implementation of linear algebra on sparse block matrices. It is aimed for use in 3D reconstruction or robotics.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 20

    PyMathProg

    An easy and flexible mathematical programming environment for Python.

    PyMathProg is a Python reincarnation of AMPL and GNU MathProg modeling language, implemented in pure Python, connecting to GLPK via swiglpk. Create, optimize, report, change and re-optimize your model with Python, easily integrate database, plotting, etc.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 21
    QSS Solver

    QSS Solver

    Modeling and simulation tool for continuous and hybrid systems.

    UPDATE: ----------- This repository is no longer maintained, the new version of the QSS Solver is available at: https://github.com/CIFASIS/qss-solver
    Downloads: 0 This Week
    Last Update:
    See Project
  • 22
    abumpack

    abumpack

    Fortran library with the Abaqus user material subroutines UMAT/VUMAT

    This library contains several of user material subroutines for implicit quasi-static (UMAT) and explicit dynamic (VUMAT) versions of the Abaqus solver. The project web site: http://abumpack.sf.net. The Abaqus is a proprietary finite element (FE) code ( http://www.3ds.com/products-services/simulia/products/abaqus/). Users can write subroutines for use with the Abaqus. Linear elastic, isotropic hardening plasticity, Gurson-Tvergaard-Needleman (GTN), Rousselier constitutive models are...
    Downloads: 2 This Week
    Last Update:
    See Project
  • 23
    BioFVM

    BioFVM

    3-D diffusion solver for biological problems

    BioFVM is an open source diffusive transport solver for biological problems. It can solve for the diffusion of tens or hundreds of substrates on large 3-D domains. For simplicity, the code has minimal external dependencies. BioFVM was first published in: A. Ghaffarizadeh, S.H. Friedman, and P. Macklin. BioFVM: an efficient, parallelized diffusive transport solver for 3-D biological simulations.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 24
    Nifty Sim
    Nifty Sim is a high-performance nonlinear finite element solver, developed at University College London. A key feature is the option of GPU-based execution, which allows the solver to significantly out-perform equivalent commercial packages.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 25
    jalicanto

    jalicanto

    Traveling Salesman Problem "window time based" aproximate solver

    Time based Traveling salesman problem solver. Using iterated local search algorithm, implements xkick perturbation Programmed in Java. A class to use the TSP Suite(Thomas Weise, Raymond Chiong, J ¨org L¨assig, Ke Tang, Shigeyoshi Tsutsui, Wenxiang Chen, Zbigniew Michalewicz, Xin Yao, Benchmarking Optimization Algorithms: An Open Source Framework for the Traveling Salesman Problem. 2014.),is implemented.
    Downloads: 0 This Week
    Last Update:
    See Project
  • Previous
  • You're on page 1
  • 2
  • 3
  • 4
  • Next
MongoDB Logo MongoDB