Showing 4411 open source projects for "java open source"

View related business solutions
  • 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.

    You asked, we delivered! Auth0 is excited to expand our Free and Paid plans to include more options so you can focus on building, deploying, and scaling applications without having to worry about your security. Auth0 now, thank yourself later.
    Try free now
  • Automate contact and company data extraction Icon
    Automate contact and company data extraction

    Build lead generation pipelines that pull emails, phone numbers, and company details from directories, maps, social platforms. Full API access.

    Generate leads at scale without building or maintaining scrapers. Use 10,000+ ready-made tools that handle authentication, pagination, and anti-bot protection. Pull data from business directories, social profiles, and public sources, then export to your CRM or database via API. Schedule recurring extractions, enrich existing datasets, and integrate with your workflows.
    Explore Apify Store
  • 1
    ZipStream PHP

    ZipStream PHP

    PHP ZIP Streaming Library

    ZipStream-PHP is a library that allows you to dynamically create ZIP files on the fly without storing files on the server beforehand. It’s designed for streaming large ZIP archives directly to the browser or client, making it suitable for memory-efficient downloads.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 2
    directory

    directory

    Platform-independent library for basic file system operations

    Documentation can be found on Hackage. Changes between versions are recorded in the change log. When building this package directly from the Git repository, one must run autoreconf -fi to generate the configure script needed by cabal configure. This requires Autoconf to be installed.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 3
    Recharts

    Recharts

    Redefined chart library built with React and D3

    A composable charting library built on React components. Quickly build your charts with decoupled, reusable React components. Built on top of SVG elements with a lightweight dependency on D3 submodules. Customize your chart by tweaking component props and passing in custom components.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 4
    PyExcelerate

    PyExcelerate

    Accelerated Excel XLSX Writing Library for Python 2/3

    Accelerated Excel XLSX writing library for Python. PyExcelerate is a Python for writing Excel-compatible XLSX spreadsheet files, with an emphasis on speed.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 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.
    Learn More
  • 5
    Grabana

    Grabana

    User-friendly Go library for building Grafana dashboards

    Grabana provides a developer-friendly way of creating Grafana dashboards. Whether you prefer writing code or YAML, if you are looking for a way to version your dashboard configuration or automate the tedious and error-prone creation of dashboards, this library is meant for you.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 6
    OCaml Jupyter

    OCaml Jupyter

    An OCaml kernel for Jupyter (IPython) notebook

    An OCaml kernel for Jupyter Notebook. This provides an OCaml REPL with a great user interface such as markdown/HTML documentation, LaTeX formula by MathJax, and image embedding. OCaml Jupyter requires the libraries zlib, libffi, libgmp, libzmq 5+.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 7
    PETSc.jl

    PETSc.jl

    Julia wrappers for the PETSc library

    This package provides a low level interface for PETSc and allows combining julia features (such as automatic differentiation) with the PETSc infrastructure and nonlinear solvers.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 8
    VSCode-ANTLR4

    VSCode-ANTLR4

    ANTLR4 language support for Visual Studio Code

    vscode-antlr4 is a Visual Studio Code extension that provides comprehensive support for ANTLR4 grammar development. It enhances the editing experience by offering syntax highlighting, code completion, error checking, and visualization tools, making it easier to design and debug grammars within the VS Code environment. The extension supports various target languages and integrates seamlessly with ANTLR4's toolchain.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 9
    eCapture

    eCapture

    Capturing SSL/TLS plaintext without a CA certificate using eBPF

    Capture SSL/TLS text content without a CA certificate using eBPF. Supports Linux/Android kernel versions x86_64 4.18 and above, aarch64 5.5 and above. Does not support Windows and macOS systems.
    Downloads: 3 This Week
    Last Update:
    See Project
  • Say goodbye to broken revenue funnels and poor customer experiences Icon
    Say goodbye to broken revenue funnels and poor customer experiences

    Connect and coordinate your data, signals, tools, and people at every step of the customer journey.

    LeanData is a Demand Management solution that supports all go-to-market strategies such as account-based sales development, geo-based territories, and more. LeanData features a visual, intuitive workflow native to Salesforce that enables users to view their entire lead flow in one interface. LeanData allows users to access the drag-and-drop feature to route their leads. LeanData also features an algorithms match that uses multiple fields in Salesforce.
    Learn More
  • 10
    C# Algorithms

    C# Algorithms

    Plug-and-play class-library project of standard data structures

    A plug-and-play class-library project of standard Data Structures and Algorithms, written in C#. It contains 75+ Data Structures and Algorithms, designed as Object-Oriented isolated components. Even though this project started for educational purposes, the implemented Data Structures and Algorithms are standard, efficient, stable and tested. This is a C#.NET solution-project, and it contains three subprojects. Algorithms, a class library project which contains the Algorithms implementations....
    Downloads: 3 This Week
    Last Update:
    See Project
  • 11
    Cytoscape.js

    Cytoscape.js

    Graph theory library for visualization and analysis

    A fully featured graph library written in pure JS. Permissive open source license (MIT) for the core Cytoscape.js library and all first-party extensions. Used in commercial projects and open-source projects in production. Designed for users first, for both frontfacing app usecases and developer usecases. Highly optimized. Compatible with All modern browsers. Legacy browsers with ES5 and canvas support.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 12
    Xyflow

    Xyflow

    Powerful open source libraries for building node-based UIs with React

    xyflow provides powerful, opensource libraries—such as React Flow and Svelte Flow—for building node‑based user interfaces. These components are designed to be ready out‑of‑the‑box and infinitely customizable for constructing interactive diagrams, workflows, and editor UIs. Create PRs for new features, updates and fixes (with a changeset if relevant for changelog).
    Downloads: 1 This Week
    Last Update:
    See Project
  • 13
    Vanilla.PDF

    Vanilla.PDF

    Cross-platform SDK for creating and modifying PDF documents

    Vanilla.PDF is a modern, high-performance, open-source C++17 SDK designed for creating, editing, signing, and analyzing PDF documents across multiple platforms. It requires no external runtime dependencies, making it lightweight and ideal for embedding into desktop applications, servers, or automation pipelines. The SDK offers full cross-platform support including Windows, Linux, macOS, and Android, with builds available for major compilers and architectures.
    Downloads: 4 This Week
    Last Update:
    See Project
  • 14
    pytz

    pytz

    Python historical timezone library and database

    pytz is a Python library that brings the IANA/Olson timezone database into the Python runtime, enabling accurate, cross-platform timezone calculations for all the world’s timezones. It addresses a major limitation of Python’s built-in datetime.tzinfo by providing consistent support for daylight-saving transitions, historical offset changes, and ambiguous times (such as the end of DST). With pytz, developers can convert naïve datetime objects into timezone-aware ones, shift between timezones,...
    Downloads: 4 This Week
    Last Update:
    See Project
  • 15
    Earth Engine API

    Earth Engine API

    Python and JavaScript bindings for calling the Earth Engine API

    The Earth Engine API provides Python and JavaScript client libraries for Google Earth Engine, a planetary-scale geospatial analysis platform. With it, users compose lazy, server-side computations over massive catalogs of satellite imagery and vector datasets without handling raw files locally. The API exposes functional operators for map algebra, reducers, joins, and machine learning that scale transparently on Earth Engine’s backend. Developers authenticate once, work interactively in...
    Downloads: 4 This Week
    Last Update:
    See Project
  • 16
    hithesis

    hithesis

    LaTeX thesis template package for Harbin Institute of Technology

    hithesis is a LaTeX thesis template tailored to the formatting requirements of Harbin Institute of Technology, covering undergraduate, master’s, and doctoral submissions. It provides class files and examples that handle title pages, abstracts in multiple languages, acknowledgments, lists of figures/tables, symbols, and properly styled chaptering. The template includes bibliography settings and citation styles that conform to school rules, along with ready-made environments for formulas,...
    Downloads: 3 This Week
    Last Update:
    See Project
  • 17
    snacks.nvim

    snacks.nvim

    A collection of QoL plugins for Neovim

    snacks.nvim is a playful and minimal plugin for Neovim that shows little "snack" animations or messages in the command line during idle moments. It adds charm and personality to the editor without being intrusive, appealing to users who enjoy aesthetic feedback in their development environment. snacks.nvim is written in Lua and intended as a lighthearted UX enhancement.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 18
    Functional programming library golang

    Functional programming library golang

    functional programming library for golang

    This library aims to provide a set of data types and functions that make it easy and fun to write maintainable and testable code in Golang. Write many small, testable, and pure functions, i.e. functions that produce output only depending on their input and that do not execute side effects. Offer helpers to isolate side effects into lazily executed functions (IO). Expose a consistent set of compositions to create new functions from existing ones. For each data type, there exists a small set...
    Downloads: 4 This Week
    Last Update:
    See Project
  • 19
    Google APIs Node.js Client

    Google APIs Node.js Client

    Google's supported Node.js client library

    Google's supported Node.js client library for accessing Google APIs. Support for authorization and authentication with OAuth 2.0, API Keys and JWT (Service Tokens) is included. The full list of supported APIs can be found on the Google APIs Explorer. The API endpoints are automatically generated, so if the API is not in the list, it is currently not supported by this API client library. These client libraries are supported by Google. However, these libraries are considered complete and are...
    Downloads: 4 This Week
    Last Update:
    See Project
  • 20
    env

    env

    A simple and zero-dependencies library to parse environment variables

    Parse environment variables to structs in Go. In Go, it’s dead simple to get the value from an environment variable. If you have a type that is not supported out of the box by the lib, you are able to use (or define) and pass custom parsers (and their associated reflect.Type) to the env.ParseWithFuncs() function. Env supports by default anything that implements the TextUnmarshaler interface. That includes things like time.Time for example. The upside is that depending on the format you need,...
    Downloads: 4 This Week
    Last Update:
    See Project
  • 21
    Matplot++

    Matplot++

    Matplot++: A C++ Graphics Library for Data Visualization

    Data visualization can help programmers and scientists identify trends in their data and efficiently communicate these results with their peers. Modern C++ is being used for a variety of scientific applications, and this environment can benefit considerably from graphics libraries that attend the typical design goals toward scientific data visualization. Besides the option of exporting results to other environments, the customary alternatives in C++ are either non-dedicated libraries that...
    Downloads: 4 This Week
    Last Update:
    See Project
  • 22
    ComputeSharp

    ComputeSharp

    .NET library to run C# code in parallel on the GPU through DX12

    ComputeSharp is a .NET library to run C# code in parallel on the GPU through DX12 and dynamically generated HLSL compute shaders. The available APIs let you access GPU devices, allocate GPU buffers and textures, move data between them and the RAM, write compute shaders entirely in C# and have them run on the GPU. The goal of this project is to make GPU computing easy to use for all .NET developers! You can use this library to create all sorts of things from scientific simulations, to...
    Downloads: 4 This Week
    Last Update:
    See Project
  • 23
    Watchy

    Watchy

    An open source E-ink smartwatch

    Watchy, an open-source E-Ink smartwatch. Watchy is an E-Paper watch with open-source hardware and software. It has a barebones design utilizing the PCB as the watch body, allowing it to be worn as-is, or further customized with different 3D printed cases and watch straps. It is a unique timepiece that is also a wearable development platform, allowing users to create their own experience.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 24
    Mechanize

    Mechanize

    Mechanize is a ruby library that makes automated web interaction easy

    The Mechanize library is used for automating interaction with websites. Mechanize automatically stores and sends cookies, follows redirects, and can follow links and submit forms. Form fields can be populated and submitted. Mechanize also keeps track of the sites that you have visited as a history. This library was heavily influenced by its namesake in the Perl world. Mechanize#transact runs the given block and then resets the page history. I.e. after the block has been executed, you're back...
    Downloads: 3 This Week
    Last Update:
    See Project
  • 25
    spdlog

    spdlog

    Fast C++ logging library

    spdlog is a header only library. Just copy the files under include to your build tree and use a C++11 compiler. It provides a python like formatting API using the bundled fmt lib. spdlog takes the "include what you need" approach, your code should include the features that actually needed. For example, if you only need rotating logger, you need to include "spdlog/sinks/rotating_file_sink.h". spdlog provides various log targets, which are, rotating log files, daily log files, console logging...
    Downloads: 4 This Week
    Last Update:
    See Project