Showing 30 open source projects for "open source invoice"

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  • Cloud tools for web scraping and data extraction Icon
    Cloud tools for web scraping and data extraction

    Deploy pre-built tools that crawl websites, extract structured data, and feed your applications. Reliable web data without maintaining scrapers.

    Automate web data collection with cloud tools that handle anti-bot measures, browser rendering, and data transformation out of the box. Extract content from any website, push to vector databases for RAG workflows, or pipe directly into your apps via API. Schedule runs, set up webhooks, and connect to your existing stack. Free tier available, then scale as you need to.
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  • 1
    DWSIM - Open Source Process Simulator

    DWSIM - Open Source Process Simulator

    Simulate chemical processes using advanced thermodynamic models

    DWSIM is an open source, CAPE-OPEN compliant chemical process simulator for Windows, Linux and macOS systems. Written in VB.NET and C#, DWSIM features a comprehensive set of unit operations, advanced thermodynamic models, support for reacting systems, petroleum characterization tools and a fully-featured graphical interface. DWSIM Pro is a commercial sibling of DWSIM built on top of open-source software.
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    Downloads: 2,788 This Week
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  • 2
    Photon

    Photon

    A graphing calculator that's both powerful and easy to use.

    Photon is a fully functional graphing calculator capable of numeric calculations as well as graphing functions, including parametric and polar graphs. In addition to regular graphing, Photon can plot integrals, first and second derivatives, tracing, animation, matrix math, and degree / radian mode. Photon can find roots, minimums and maximums, points of inflection, and it can fit several types of best fit lines and curves to data sets. Log and semi-log graphing are also...
    Downloads: 1 This Week
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  • 3
    Coordinates Converter

    Coordinates Converter

    Coordinates Converter

    Coordinates Converter is a software that gives you the possibility to convert coordinates in 2D or 3D mode on the fly. Geared toward all types of users, it features approachable options. In 2D mode, it's possible to convert Cartesian to Polar (set the X and Y values) or vice versa, (set the r and theta values). In 3D mode, you can convert between Cartesian to Cylindrical-Spherical (set the X, Y and Z values), Spherical to Cartesian-Cylindrical (set the r, theta and pi values), or...
    Downloads: 1 This Week
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  • 4
    Equation Math Solver

    Equation Math Solver

    Equation Math Solver

    Equation Solver is a piece of software designed to help you execute second (a*x^2+b*x+c=0) and first (b*x+c=0) degree equations, along with simple linear systems (a1*x+b1*y+c1=0 and a2*x+b2*y+c2=0). It doesn't come packed with complicated options or configuration parameters, making it accessible to math students who don't have heavy PC experience. My blog: https://vegettadbz.blogspot.com/
    Downloads: 0 This Week
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  • DAT Freight and Analytics - DAT Icon
    DAT Freight and Analytics - DAT

    DAT Freight and Analytics operates DAT One truckload freight marketplace

    DAT Freight & Analytics operates DAT One, North America’s largest truckload freight marketplace; DAT iQ, the industry’s leading freight data analytics service; and Trucker Tools, the leader in load visibility. Shippers, transportation brokers, carriers, news organizations, and industry analysts rely on DAT for market trends and data insights, informed by nearly 700,000 daily load posts and a database exceeding $1 trillion in freight market transactions. Founded in 1978, DAT is a business unit of Roper Technologies (Nasdaq: ROP), a constituent of the Nasdaq 100, S&P 500, and Fortune 1000. Headquartered in Beaverton, Ore., DAT continues to set the standard for innovation in the trucking and logistics industry.
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  • 5
    Basic Metric Converter

    Basic Metric Converter

    Basic Metric Converter

    Basic Metric Converter is an application that can help you perform conversions between various systems of measurement. (Temperature, Area, Length, Volume, Speed etc) It is designed to be friendly and does not need to be installed on the PC. Tools are organized into categories, which are listed in separate tabs. Enter a value into one of the two fields and then click the “Run” button to have the application convert it. Easy to use without any comfort See also the including readme...
    Downloads: 0 This Week
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  • 6

    Calcex Math Parser

    Mathematical expression parser and evaluator for .NET

    Moved to https://github.com/alxnull/calcex Calcex is a simple math parser for .NET to evaluate mathematical expressions which is developed in C#. It supports many common mathematical operations and functions and allows the user to add custom functions and variables. It is possible to evaluate double or decimal values for high precision. Calcex also includes functions for converting numbers from decimal to binary or other bases. The project includes a simple calculator and...
    Downloads: 0 This Week
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  • 7
    Accord.NET Framework

    Accord.NET Framework

    Scientific computing, machine learning and computer vision for .NET

    The Accord.NET Framework provides machine learning, mathematics, statistics, computer vision, computer audition, and several scientific computing related methods and techniques to .NET. The project is compatible with the .NET Framework. NET Standard, .NET Core, and Mono.
    Downloads: 3 This Week
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  • 8

    5NB THC Calculator

    thc % calculator in homemade eddibles

    this program will calculate the amount of THC in your home made eddibles, current version on has options for Flower and Concentrate
    Downloads: 0 This Week
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  • 9
    Satsuma .NET Graph Library

    Satsuma .NET Graph Library

    a delicious .NET graph library

    Satsuma is a graph library for .NET, written in C#. Satsuma is an easy-to-use and flexible library, which implements all the necessary graph structures, and the fastest possible graph algorithms. DOCUMENTATION: http://satsumagraph.sourceforge.net/ Satsuma is not a charting library. 'Graph' is used in the mathematical sense here (e.g. nodes connected with arcs). Satsuma is released under the zlib license. This license is very permissive and allows you to use Satsuma for both personal...
    Downloads: 0 This Week
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  • Failed Payment Recovery for Subscription Businesses Icon
    Failed Payment Recovery for Subscription Businesses

    For subscription companies searching for a failed payment recovery solution to grow revenue, and retain customers.

    FlexPay’s innovative platform uses multiple technologies to achieve the highest number of retained customers, resulting in reduced involuntary churn, longer life span after recovery, and higher revenue. Leading brands like LegalZoom, Hooked on Phonics, and ClinicSense trust FlexPay to recover failed payments, reduce churn, and increase customer lifetime value.
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  • 10
    ILNumerics.Net
    math lib for .NET. n-dim arrays, complex numbers, linear algebra, FFT, sorting, cells- and logical arrays as well as 3D plotting classes help developing algorithms on every platform supporting .NET. Sources from SVN, binaries: http://ilnumerics.net
    Downloads: 0 This Week
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  • 11

    Calc

    A free command line calculator.

    Downloads: 0 This Week
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  • 12
    Body Mass Index (BMI) Calculator

    Body Mass Index (BMI) Calculator

    Body Mass Index (BMI) Calculator

    This is a portable BMI or Body Mass Index calculator. Calculate your BMI then compare it to categories provided by the National Heart, Lung and Blood Institute.
    Downloads: 0 This Week
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  • 13
    Mathomatic
    Mathomatic is an open-source maths problem solving tool.
    Downloads: 0 This Week
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  • 14
    LaptopCalc
    LaptopCalc was made thinking in a way to use a calculator in a laptop without a numpack It uses keys like “J” to type “1”, “k” for “2” and so on. But is also great for all uses, try it and you will want to replace the default calc
    Downloads: 0 This Week
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  • 15
    This project adds a ribbon to excel with a number of statistical buttons. This is not intended to be a full statistical analysis package (like R), but only a source for quick visualizations and calculations. For Excel2007 and up
    Downloads: 0 This Week
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  • 16
    Aviation Tool v1.1
    Aviation Tool v1.1 is a free aviation unit converter. .Net Framework 2.0 is required! Convert units between: - Feet, Flight level, Angel, Meter, Hectometer - Nautical miles, Kilometer, Statute miles - Knots, Mach, Km/h - Hgmm, Hginch, millibar
    Downloads: 0 This Week
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  • 17
    This is home of the Generic Object Role Modeling Meta-Model (gORMmm). This ORM metamodel is designed as a software independent ORM metamodel for software developers/researchers of first-order logic, conceptual modeling, and artificial intelligence.
    Downloads: 0 This Week
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  • 18
    MegaMath is a C#/VB.Net library that computes basic math functions on extremely large integers represented as strings.
    Downloads: 0 This Week
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  • 19
    Logica Mente
    LogicaMente es un programa para resolver razonamientos de lógica proposicional. LogicaMente is a software that solves propositional logics problems.
    Downloads: 0 This Week
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  • 20
    This program is an equation solver 2nd degree. Written entirely with Visual Basic Express 2010. Addresses three types of equations the well, the spurious, and the complete.
    Downloads: 0 This Week
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  • 21
    Vb.net project that uses anagrams to calculate mathematically Microsoft .NET Framework 3.5 required
    Downloads: 0 This Week
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  • 22
    Ongoing development of a fast, accurate, and eventually parallel, numerical solver that is currently specific to differential equations of the Riccati variant.
    Downloads: 0 This Week
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  • 23
    It began as a small C++ calculations program then became a Visual Basic calculator and is now C++ once more.
    Downloads: 2 This Week
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  • 24
    A conversion program written in as a Windows Forms Application in Visual Basic to convert roman numerals to regular numbers and back. It can handle up to 3,999,999. It requires the .NET Framework 3.5 and is licensed under the the CC GNU GPL.
    Downloads: 0 This Week
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  • 25
    Aquest projecta consisteix a facilitar als estudiants el calcul matemàtic. A més a més el codi font és lliure i està explicat detalladament. Autor: Jordi Masip
    Downloads: 0 This Week
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