Showing 545 open source projects for "open tax solver"

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  • QuickFee offers payments, financing, and billing automation for professional service firms. Icon
    QuickFee offers online payments and e-invoicing options designed to help accounting and law firms reduce their aging receivables. (So you can finally stop chasing down payments and processing checks.)
  • Print management system for direct buyers, brokers, in-plants and printers. Icon
    Print management system for direct buyers, brokers, in-plants and printers.

    P3Software is a premier provider of intelligent print management solutions.

    P3Software's affordable print management system, is ideally suited for corporate, non-profit and educational print buyers, print managers, in-plants and print manufacturers. Designed by print experts, this easy-to-use print procurement management system helps users manage the print sourcing and buying workflow, from initial job specification to project delivery. Core features include bid and buy or direct buy, customer proposal (estimate), customer direct ordering, enhanced CRM, powerful reporting, easy access to current and historical data, and outstanding training and support.
  • 1
    Open Tax Solver

    Open Tax Solver

    Calculates income tax form entries, helps do your taxes.

    OTS is a safe, secure, easy-to-use program for calculating Tax Return Form entries, and determining your tax-owed or refund-due, for Federal or State personal income taxes. Includes updated versions for US 1040, Schedules A, B, C, D, and for several states. OTS provides both graphical and textual interfaces for quickly filing out your tax forms.
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    Downloads: 51 This Week
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  • 2
    The Operator Splitting QP Solver

    The Operator Splitting QP Solver

    The Operator Splitting QP Solver

    OSQP uses a specialized ADMM-based first-order method with custom sparse linear algebra routines that exploit structure in problem data. The algorithm is absolutely division-free after the setup and it requires no assumptions on problem data (the problem only needs to be convex). It just works. OSQP has an easy interface to generate customized embeddable C code with no memory manager required. OSQP supports many interfaces including C/C++, Fortran, Matlab, Python, R, Julia, Rust.
    Downloads: 0 This Week
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  • 3
    Invoice Ninja

    Invoice Ninja

    Free and Open Source Invoicing, Expenses & Time-Tracking

    Invoice Ninja is a free and open source invoicing, expenses and time-tracking app built with Laravel and Flutter. It offers a plethora of great features, including custom branded invoice design, recurring invoicing and auto-bill clients, real-time quote creation and custom proposals, expense reporting and so much more! Invoice Ninja is also capable of handling online payments from more than 40 payment gateways, including Stripe, PayPal and WePay. It also accepts payments using credit cards, ACH...
    Downloads: 27 This Week
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  • 4
    Buster

    Buster

    Captcha solver extension for humans

    Save time by asking Buster to solve captchas for you. Buster is a Firefox extension which helps you to solve difficult captchas by completing reCAPTCHA audio challenges using speech recognition. Challenges are solved by clicking on the extension button at the bottom of the reCAPTCHA widget. It is not guaranteed that challenges are always solved, the limitations of the technology need to be considered. The continued development of Buster is made possible thanks to the support of awesome...
    Downloads: 33 This Week
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  • Quick-to-integrate PDF SDKs and services Icon
    Quick-to-integrate PDF SDKs and services

    Whether you have thousands of documents or millions, Pdftools has the products and services to help make processing a breeze.

    Designed for document-heavy industries, Pdftools’ suite of SDKs and APIs are here to make your document workflows easier, faster, and stress-free. Built on SDKs and APIs, the Pdftools products integrate seamlessly into your existing (or new) systems and applications. Process thousands of documents every minute. Our tools are precision-engineered to be efficient and run at blazing speeds. We’re engineers at heart, so we’re only satisfied with the most reliable, orderly, and usable, and well-documented platforms. Shrink file sizes down, but keep the quality and interactivity. Your documents will always be compliant for long-term archiving. We’ve obsessed over every detail in our products, and documented everything so it’s easy to get started.
  • 5
    SolidInvoice

    SolidInvoice

    Simple and elegant invoicing solution

    SolidInvoice is a simple open source general billing manager/ invoicing application made for small businesses and freelancers. It helps you manage clients, contacts, day-to-day billing and more so you can always get paid right and on time. SolidInvoice is capable of handling recurring invoices, quotes and estimates, as well as online payments. You can receive payments from a number of different gateways such as Paypal Express, Stripe Checkout, Be2bill and more. It also supports multiple...
    Downloads: 9 This Week
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  • 6
    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: 6 This Week
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  • 7
    Laravel Cashier

    Laravel Cashier

    Laravel Cashier provides an expressive, fluent interface to Stripe

    Laravel Cashier provides an expressive, fluent interface to Stripe's subscription billing services. It handles almost all of the boilerplate subscription billing code you are dreading writing. In addition to basic subscription management, Cashier can handle coupons, swapping subscriptions, subscription "quantities", cancellation grace periods, and even generate invoice PDFs.
    Downloads: 1 This Week
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  • 8
    SCIP.jl

    SCIP.jl

    Julia interface to SCIP solver

    SCIP.jl is a Julia interface to the SCIP solver. This wrapper is maintained by the SCIP project with the help of the JuMP community.
    Downloads: 0 This Week
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  • 9
    VatCalculator

    VatCalculator

    Handle all the hard stuff related to EU MOSS tax/vat regulations

    Handle all the hard stuff related to EU MOSS tax/vat regulations, the way it should be. Integrates with Laravel and Cashier — or in a standalone PHP application. Originally created by Marcel Pociot.
    Downloads: 0 This Week
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  • Practice - Simple Client Management Software Icon
    Practice - Simple Client Management Software

    Give your team the tools to schedule, track sessions, and manage clients — in real-time, automatically.

    Everything you need to know about running your client-based business, in one place.
  • 10
    Saleor Commerce

    Saleor Commerce

    A modular, high performance, headless e-commerce platform

    An open-source, GraphQL-first e-commerce platform delivering ultra-fast, dynamic and personalized shopping experiences. A headless, GraphQL commerce platform delivering ultra-fast, dynamic, personalized shopping experiences. Beautiful online stores, anywhere, on any device. Saleor is a rapidly-growing open source e-commerce platform that has served high-volume companies from branches like publishing and apparel since 2012. Based on Python and Django, the latest major update introduces a modular...
    Downloads: 1 This Week
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  • 11
    Saleor

    Saleor

    Customer-centric e-commerce on a modern stack

    Saleor is one of the fastest growing open source e-commerce platforms, built to deliver ultra-fast, dynamic and personalized shopping experiences. Built with Python, Django, GraphQL, and ReactJS, Saleor is modular and highly performant. With a GraphQL API and headless commerce, you can build beautiful, customized online stores anywhere on any device using the latest technology. Saleor gives you great flexibility, with options for building your front-end how you want, and seamless...
    Downloads: 1 This Week
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  • 12
    DiffOpt.jl

    DiffOpt.jl

    Differentiating convex optimization programs w.r.t. program parameters

    DiffOpt.jl is a package for differentiating convex optimization programs (JuMP.jl or MathOptInterface.jl models) with respect to program parameters. Note that this package does not contain any solver. This package has two major backends, available via the reverse_differentiate! and forward_differentiate! methods, to differentiate models (quadratic or conic) with optimal solutions. Differentiable optimization is a promising field of convex optimization and has many potential applications in game...
    Downloads: 1 This Week
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  • 13
    Sundials.jl

    Sundials.jl

    Julia interface to Sundials, including a nonlinear solver

    This is a suite for numerically solving differential equations written in Julia and available for use in Julia, Python, and R. The purpose of this package is to supply efficient Julia implementations of solvers for various differential equations.
    Downloads: 1 This Week
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  • 14
    Cabal

    Cabal

    Upstream development repository for Cabal and cabal-install

    Cabal is a system for building and packaging Haskell libraries and programs. It defines a common interface for package authors and distributors to easily build their applications in a portable way. Cabal is part of a larger infrastructure for distributing, organizing, and cataloging Haskell libraries and programs. The term cabal can refer to either: cabal-the-spec (.cabal files), cabal-the-library (code that understands .cabal files), or cabal-the-tool (the cabal-install package which...
    Downloads: 1 This Week
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  • 15
    HiGHS.jl

    HiGHS.jl

    Julia wrapper for the HiGHS solver

    HiGHS.jl is a wrapper for the HiGHS solver.
    Downloads: 0 This Week
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  • 16
    POT

    POT

    Python Optimal Transport

    This open source Python library provides several solvers for optimization problems related to Optimal Transport for signal, image processing and machine learning.
    Downloads: 0 This Week
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  • 17
    VoronoiFVM.jl

    VoronoiFVM.jl

    Solution of nonlinear multiphysics partial differential equations

    Solver for coupled nonlinear partial differential equations (elliptic-parabolic conservation laws) based on the Voronoi finite volume method. It uses automatic differentiation via ForwardDiff.jl and DiffResults.jl to evaluate user functions along with their jacobians and calculate derivatives of solutions with respect to their parameters.
    Downloads: 0 This Week
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  • 18
    ProxSDP.jl

    ProxSDP.jl

    Semidefinite programming optimization solver

    ProxSDP is an open-source semidefinite programming (SDP) solver based on the paper "Exploiting Low-Rank Structure in Semidefinite Programming by Approximate Operator Splitting". The main advantage of ProxSDP over other state-of-the-art solvers is the ability to exploit the low-rank structure inherent to several SDP problems.
    Downloads: 0 This Week
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  • 19
    Circuitscape.jl

    Circuitscape.jl

    Algorithms from circuit theory to predict connectivity

    Circuitscape is an open-source program that uses circuit theory to model connectivity in heterogeneous landscapes. Its most common applications include modeling the movement and gene flow of plants and animals, as well as identifying areas important for connectivity conservation. The new Circuitscape is built entirely in the Julia language, a new programming language for technical computing. Julia is built from the ground up to be fast. As such, this offers a number of advantages over...
    Downloads: 0 This Week
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  • 20
    Tulip.jl

    Tulip.jl

    Interior-point solver in pure Julia

    Tulip is an open-source interior-point solver for linear optimization, written in pure Julia. It implements the homogeneous primal-dual interior-point algorithm with multiple centrality corrections and therefore handles unbounded and infeasible problems. Tulip’s main feature is that its algorithmic framework is disentangled from linear algebra implementations. This allows to seamless integration of specialized routines for structured problems.
    Downloads: 0 This Week
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  • 21
    InvoicePrinter

    InvoicePrinter

    Super simple PDF invoicing

    Super simple PDF invoicing. InvoicePrinter is a server, command line program and pure Ruby library to generate PDF invoices in no time. You can use Ruby or JSON as the invoice representation to build the final PDF.
    Downloads: 0 This Week
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  • 22
    SciMLBenchmarks.jl

    SciMLBenchmarks.jl

    Benchmarks for scientific machine learning (SciML) software

    SciMLBenchmarks.jl holds webpages, pdfs, and notebooks showing the benchmarks for the SciML Scientific Machine Learning Software ecosystem.
    Downloads: 0 This Week
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  • 23
    Kata Containers

    Kata Containers

    Build a standard implementation of lightweight Virtual Machines (VMs)

    Kata Containers is an open source container runtime, building lightweight virtual machines that seamlessly plug into the container ecosystem. Kata Containers is an open source community working to build a secure container runtime with lightweight virtual machines that feel and perform like containers, but provide stronger workload isolation using hardware virtualization technology as a second layer of defense. Since launching in December 2017, the community successfully merged the best parts...
    Downloads: 0 This Week
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  • 24
    NonlinearSolve.jl

    NonlinearSolve.jl

    High-performance and differentiation-enabled nonlinear solvers

    ... linear solvers, along with the ability to use sparse automatic differentiation for Jacobian construction and Jacobian-vector products. NonlinearSolve.jl interfaces with other packages of the Julia ecosystem to make it easy to test alternative solver packages and pass small types to control algorithm swapping. It also interfaces with the ModelingToolkit.jl world of symbolic modeling to allow for automatically generating high-performance code.
    Downloads: 0 This Week
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  • 25
    Robin-Stocks API Library

    Robin-Stocks API Library

    This is a library to use with Robinhood Financial App

    This is a library to use with Robinhood Financial App. It currently supports trading crypto-currencies, options, and stocks. In addition, it can be used to get real-time ticker information, assess the performance of your portfolio, and can also get tax documents, total dividends paid, and more. The code is simple to use, easy to understand, and easy to modify. With this library, you can view information on stocks, options, and cryptocurrencies in real-time, create your own robo-investor...
    Downloads: 0 This Week
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