Showing 156 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
  • Custom VMs From 1 to 96 vCPUs With 99.95% Uptime Icon
    Custom VMs From 1 to 96 vCPUs With 99.95% Uptime

    General-purpose, compute-optimized, or GPU/TPU-accelerated. Built to your exact specs.

    Live migration and automatic failover keep workloads online through maintenance. One free e2-micro VM every month.
    Try 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: 82 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
    alphageometry

    alphageometry

    AI-driven neuro-symbolic solver for high-school geometry problems

    AlphaGeometry, developed by Google DeepMind, is a theorem-proving system that combines symbolic reasoning with deep learning to solve challenging geometry problems, such as those found in mathematical Olympiads. The repository provides the full implementation of DDAR (Deductive Difference and Abductive Reasoning) and AlphaGeometry, two automated geometry solvers described in the 2024 Nature paper “Solving Olympiad Geometry without Human Demonstrations.” AlphaGeometry integrates a symbolic...
    Downloads: 8 This Week
    Last Update:
    See Project
  • 4
    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: 8 This Week
    Last Update:
    See Project
  • AI-generated apps that pass security review Icon
    AI-generated apps that pass security review

    Stop waiting on engineering. Build production-ready internal tools with AI—on your company data, in your cloud.

    Retool lets you generate dashboards, admin panels, and workflows directly on your data. Type something like “Build me a revenue dashboard on my Stripe data” and get a working app with security, permissions, and compliance built in from day one. Whether on our cloud or self-hosted, create the internal software your team needs without compromising enterprise standards or control.
    Try Retool free
  • 5
    Alignment Solver

    Alignment Solver

    Solve Alignment of Road , Rail,Tunnel

    Alignment solver is a utility to solve alignment of Road, Rail or Tunnel. It can handle horizontal and vertical offset alignment , offset in transitions. cant, Import form LANDxml and other formats , exports to Landxml, GSI , Trimble ascii , Inroads ascii etc. The project is under Heavy development. Please report any issues to the ticket system. Tested Operating Systems Windows 7 / 8 / 10/ 11 64 bit Ubuntu 16.04 / 22.04 64 bit Deepin 15 64 bit Linux Mint 18.2 64 bit MXlinux 21
    Downloads: 2 This Week
    Last Update:
    See Project
  • 6
    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: 25 This Week
    Last Update:
    See Project
  • 7
    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: 3,437 This Week
    Last Update:
    See Project
  • 8

    Fosite - advection problem solver

    numerical simulation code for solving transport equations in 1D/2D/3D

    Fosite is a generic framework for the numerical solution of hyperbolic conservation laws in generalized orthogonal coordinates. Its main purpose is the simulation of compressible flows in accretion disks. The underlying numerical solution method belongs to the family of unsplit conservative finite volume TVD schemes. The method is 2nd order accurate in space and uses high order Runge-Kutta and multistep schemes for time evolution. In addition to the pure advection code several source terms...
    Downloads: 2 This Week
    Last Update:
    See Project
  • 9
    AntTSP

    AntTSP

    Traveling Salesman Problem (TSP) Solver

    Fast Ant Colony Optimization TSP Solver
    Downloads: 0 This Week
    Last Update:
    See Project
  • Gemini 3 and 200+ AI Models on One Platform Icon
    Gemini 3 and 200+ AI Models on One Platform

    Access Google's best plus Claude, Llama, and Gemma. Fine-tune and deploy from one console.

    Build generative AI apps with Vertex AI. Switch between models without switching platforms.
    Start Free
  • 10
    Advanced Trigonometry Calculator

    Advanced Trigonometry Calculator

    Precision Trigonometry: Advanced Calculator for Complex Math

    Advanced Trigonometry Calculator is equipped with a user-friendly interface that allows for easy input of problems and instant computation. Professionals such as engineers who need to perform advanced trigonometric calculations in their work will find this tool extremely useful. ATC Online Alpha: https://advantrigoncalc.sourceforge.io/atc/ More info by clicking below: https://advantrigoncalc.sourceforge.io/ Advanced Trigonometry Calculator was only and always only developed by...
    Leader badge
    Downloads: 10 This Week
    Last Update:
    See Project
  • 11
    Code_TYMPAN

    Code_TYMPAN

    Open source software calculating industrial noise in the environment

    Code_TYMPAN™ is an open source software for calculating industrial noise in the environment. It allows dealing with 3D realistic geometries and has a convenient Human Machine Interface to help engineers to build 3D models and to achieve analysis needed in environmental noise studies. Code_TYMPAN™ allows developing your own calculation method from basic components and geometrical solvers.
    Downloads: 14 This Week
    Last Update:
    See Project
  • 12
    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: 59 This Week
    Last Update:
    See Project
  • 13
    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: 7 This Week
    Last Update:
    See Project
  • 14
    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: 2 This Week
    Last Update:
    See Project
  • 15
    GSvit

    GSvit

    Fast FDTD solver with graphics card support

    Fast FDTD solver with graphics card support. Optimized for nanoscale optics - scanning near field optical microscopy, rough surface scattering and solar cells. Uses CUDA environment for graphics card operation.
    Downloads: 14 This Week
    Last Update:
    See Project
  • 16
    Ion Beam Simulator
    Library for ion optics, plasma extraction and space charge dominated ion beam transport.
    Leader badge
    Downloads: 20 This Week
    Last Update:
    See Project
  • 17
    This software solves the Phylogeny problem using Median Networks. Exact and heuristic methods available. Input: an alignment and a reversible stepmatrix, output: (sub)optimal trees and their combinations. Steiner problem solver included.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 18
    TPLS

    TPLS

    High Resolution Direct Numerical Simulation (DNS) of Two-Phase Flows

    TPLS is a powerful and efficient 3D Direct Numerical Simulation (DNS) flow solver to simulate multiphase flows at unprecedented detail, speed and accuracy. This flow solver has been developed by Lennon Ó Náraigh (Mathematical Sciences, University College Dublin), Prashant Valluri (Engineering, University of Edinburgh), David Scott, Toni Collis and Iain Bethune (EPCC at the University of Edinburgh) and Peter Spelt (Université de Lyon1, Claude Bernard) under the aegis of several HECToR /...
    Downloads: 0 This Week
    Last Update:
    See Project
  • 19
    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: 1 This Week
    Last Update:
    See Project
  • 20
    SMASH

    SMASH

    Massively parallel software for quantum chemistry calculations

    Scalable Molecular Analysis Solver for High-performance computing systems (SMASH) is massively parallel software for quantum chemistry calculations and released under the Apache 2.0 open source license. It is currently capable of energy, analytical gradient, and geometry optimization calculations of Hartree-Fock theory and Density Functional Theory (DFT), and energy calculations of Second-order Moller-Plesset (MP2) perturbation theory.
    Downloads: 6 This Week
    Last Update:
    See Project
  • 21
    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: 8 This Week
    Last Update:
    See Project
  • 22

    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: 1 This Week
    Last Update:
    See Project
  • 23
    NESSIE is a modern first-principle calculation software that can adequately address the need for ever-higher levels of numerical accuracy and high-performance in large-scale electronic structure simulations, as well as pioneer the fundamental study of quantum many-body effects in a large number of emerging nanomaterials. NESSIE is an electronic structure code that uses a real-space FEM discretization and domain-decomposition (DD) to perform all-electron ground-state DFT and real-time...
    Downloads: 0 This Week
    Last Update:
    See Project
  • 24
    HMD Mathematics

    HMD Mathematics

    Numerical mathematics platform, Matlab alternative

    Matlab alternative. Scilab alternative. GNU Octave alternative. Mathematics software for numerical computation. Ordinary differential equations solver and finite elements solver. It has a console script interpreter, as well as a graphical interface script interpreter, for entering equations and statements, and a line plot display.
    Downloads: 0 This Week
    Last Update:
    See Project
  • 25

    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: 1,008 This Week
    Last Update:
    See Project
  • Previous
  • You're on page 1
  • 2
  • 3
  • 4
  • 5
  • Next
MongoDB Logo MongoDB