Showing 529 open source projects for "java open source"

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  • Our Free Plans just got better! | Auth0 Icon
    Our Free Plans just got better! | Auth0

    With up to 25k MAUs and unlimited Okta connections, our Free Plan lets you focus on what you do best—building great apps.

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  • Context for your AI agents Icon
    Context for your AI agents

    Crawl websites, sync to vector databases, and power RAG applications. Pre-built integrations for LLM pipelines and AI assistants.

    Build data pipelines that feed your AI models and agents without managing infrastructure. Crawl any website, transform content, and push directly to your preferred vector store. Use 10,000+ tools for RAG applications, AI assistants, and real-time knowledge bases. Monitor site changes, trigger workflows on new data, and keep your AIs fed with fresh, structured information. Cloud-native, API-first, and free to start until you need to scale.
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  • 1
    Programmable Calendric Calculator

    Programmable Calendric Calculator

    Convert between calendars and work with date ranges.

    This calculator will allow you to convert between many different world calendar schemes and calculate ranges and ages based on these calendars. The calculator also has a script language that allows you to create variations of the built-in calendars: calendars that shift the new year to a different day, hybrid calendars that switch between schemes, local observational calendars that depend on a particular location, year counts that change for specific eras (regnal calendars) and calendars...
    Downloads: 0 This Week
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  • 2

    Fekke's BMI calculator

    C# BMI Calculator with wizzard.

    An application written in C#, which will assist you in calculating your Body Mass Index.
    Downloads: 0 This Week
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  • 3
    Calcoo is a scientific calculator (with both RPN and algebraic modes) designed to provide maximum usability.
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    Downloads: 2 This Week
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  • 4

    BitrateCompressionCalculator for Python

    A simple Python utility to calculate file size from bitrate.

    BitrateCompressionCalculator for Python (BCCpy) is a very simple application for calculating a file size from length and bitrate. BCCpy came about as the result of my beginning to learn Python and recreating the basic functionality of a simple VB program I wrote back in 1999. Since I was never very proficient with Visual Basic (or Applesoft BASIC for that matter); this application is very basic and could use lots of improvements. I'll implement them as I learn them. As of October 6,...
    Downloads: 0 This Week
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  • Rent Manager Software Icon
    Rent Manager Software

    Landlords, multi-family homes, manufactured home communities, single family homes, associations, commercial properties and mixed portfolios.

    Rent Manager is award-winning property management software built for residential, commercial, and short-term-stay portfolios of any size. The program’s fully customizable features include a double-entry accounting system, maintenance management/scheduling, marketing integration, mobile applications, more than 450 insightful reports, and an API that integrates with the best PropTech providers on the market.
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  • 5
    Resistor Color Calculator

    Resistor Color Calculator

    Just a basic 4 band resistor color calculator with chart.

    Just a basic 4 band resistor color calculator with chart.
    Downloads: 2 This Week
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  • 6
    The Penn Lambda Calculator is an interactive, graphics-based pedagogical software that helps students of linguistics and computer science practice the typed lambda calculus.
    Downloads: 0 This Week
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  • 7
    Interest(ing) Calculator is useful in calculating Financial Parameters of loans/deposits.Loan/Deposits have four variables.They are, Principal,Interest Rate,Term,Installment.IC helps to calculate any one variable, if you know the other three variables.
    Downloads: 0 This Week
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  • 8
    A simple cross-platform open source calculator (It's my first program :))
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  • 9

    HPN cli calculator

    A functional HP-style command-line RPN scientific calculator

    HPN is a functional - as opposed to microcode - cross-platform emulation of a classic 1970s Hewlett-Packard scientific calculator for any command-line interface. Its operations completely model the historical and groundbreaking HP-35 series, and functions to support the HP-45 and the later HP-65, 67 and HP-15C are in the pipeline.
    Downloads: 0 This Week
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  • Free and Open Source HR Software Icon
    Free and Open Source HR Software

    OrangeHRM provides a world-class HRIS experience and offers everything you and your team need to be that HR hero you know that you are.

    Give your HR team the tools they need to streamline administrative tasks, support employees, and make informed decisions with the OrangeHRM free and open source HR software.
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  • 10
    TaxRTip

    TaxRTip

    TaxRTip is a small program designed to help calculate taxes or tips.

    TaxRTip is designed as an exploration of the C# language by a novice programmer. It may be very simple and have a very small use factor, but it is designed for learning purposes. The code is fully commented internally.
    Downloads: 0 This Week
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  • 11
    QtoNum

    QtoNum

    python calculus library with imprecise and precise representations

    QtoNum is a calculator for qualitative values (-, +), intervals and crisp numbers with arbitrary precision. QtoNum also handles infinitesimals and infinites. All these types can be mixed in expressions and conversions are performed automatically. QtoNum can be used as an interactive calculator (command line) and as a calculus library.
    Downloads: 0 This Week
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  • 12
    FoxCalc

    FoxCalc

    A pseudo-graphical calculator for FreeDOS (or any other DOS)

    FoxCalc is a calculator with a text user interface (TUI), compiled for DOS. It supports a mouse, and uses the GMP library, therefore its results are highly accurate. FoxCalc is distributed as a zip FreeDOS package. That way, it can be easily installed using the FreeDOS package manager.
    Downloads: 0 This Week
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  • 13
    islec

    islec

    ISL Solid-Liquid Equilibrium Calculator

    ISL Equilibrium Calculator,which process solid-liquid equilibrium calculation by using Harvie extended Pitzer's ion interaction electrolyte solution model and particle swarm optimization Gibbs free energy minimization (GEM). ISLEC is an efficient tool for solid-liquid equilibrium calculation, and can simulate the crystallization path of seawater and salt lake brines. ISLEC is suitable for related researches and process design.
    Downloads: 0 This Week
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  • 14
    A Yugioh Trading Card Game Life Point calculator made in JavaScript primarily for mobile phones. It comes as an html page, and you load it with your phone's browser.
    Downloads: 0 This Week
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  • 15

    ErrorCalculator

    a scientific calculator with error propagation

    A scientific calculator with the possibility to propagate errors.
    Downloads: 0 This Week
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  • 16

    Merge Soft Calculator for Linux

    An Open Source Scientific Calculator

    An Open Source Scientific Calculator
    Downloads: 0 This Week
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  • 17
    Internet Protocol Address Calculator V2
    The Internet Protocol Address Calculator is an open-source java-based tool. This calculator will assist network administrators to perform calculations over both IPv4 and IPv6 address space. A handy whois search client is also integrated into this tool.
    Downloads: 0 This Week
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  • 18
    pxcalc
    Calculator
    Downloads: 0 This Week
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  • 19
    GPDC

    GPDC

    Gravity Potential Derivatives Calculator

    GPDC is a C file to compute partial derivatives of a gravity potential up to any order by means of an automatic differentiation method.
    Downloads: 0 This Week
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  • 20

    EasyCalc Scientific Calculator

    A GUI Java scientific calculator

    EasyCalc is a Graphical User Interface (GUI) scientific calculator written in Java. It has a multi-line display and can evaluate many scientific expressions containing logarithmic, exponential, and/or trigonometric functions. It sports a nice and clean interface similar to that of the Windows 7 calculator (source of inspiration). I do not recommend its usage for ANY mathematical operation as it has some flaws left unfixed.
    Downloads: 0 This Week
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  • 21
    pyscaline

    pyscaline

    A simple calculator written in Python 3.3.0 and GTK+

    Downloads: 0 This Week
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  • 22
    NetCalcTools

    NetCalcTools

    The network calculator with many tools for IPv4,IPv6

    NetCalcTools 1.5 uses Qt 5 libraries NetCalcTools 1.4 uses Qt 4 libraries IPv4 tools: SUBNET CALC - Calculate subnet,broadcast,host range and so on. ADDRESS CONVERTER - Input IP'll be converted to bin,hex,oct. MULTICAST ETHERNET - Calculation Multicast MAC addresses from Multicast IP addresses ... SUMMARIZATION - Summarization of IP addresses , You'll fill up IP list and program will summarize it. ...
    Downloads: 1 This Week
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  • 23
    Calculators

    Calculators

    A combination of a virtual breathalyzer and a calories calculator.

    A simple program, that is a combination of two applications - a blood alcohol content calculator also called a virtual breathalyzer and a calories calculator. It should be noted that the author is not a nutritionist and does not have a deeper knowledge of the principles of absorption of alcohol. Therefore, the two applications are based on simple algorithms, which are, however, widely used in similar calculations, also in similar calculators available online. The program takes...
    Downloads: 0 This Week
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  • 24
    pyisocalc

    pyisocalc

    Isotopic pattern calculator in python 2.x

    This is an isotopic pattern calculator written in python. It depends on re, sys, numpy, operator, itertools, and matplotlib.
    Downloads: 0 This Week
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  • 25

    Financial Calculator

    Calculates simple or compounding interest

    Simple financial calculator that will give you the future value for a deposit made using simple or compounding interest. Uses native charting features of Visual Studio to depict principal, interest earned, and future value calculations.
    Downloads: 0 This Week
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