Showing 3708 open source projects for "open source invoice"

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
  • 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.
    Try for free
  • 1
    eslint-plugin-vue

    eslint-plugin-vue

    ESLint plugin for Vue.js

    ESLint plugin for Vue.js. This plugin allows us to check the template and script of .vue files with ESLint, as well as Vue code in .js files. This plugin supports the basic syntax of Vue.js 3.2, script setup, and CSS variable injection, but the ref sugar, an experimental feature of Vue.js 3.2, is not yet supported. If you have issues with these, please also refer to the FAQ. If you can't find a solution, search for the issue and if the issue doesn't exist, open a new issue. Be aware that...
    Downloads: 2 This Week
    Last Update:
    See Project
  • 2
    MIT License

    MIT License

    Hosted MIT License with details controlled through this repo

    ...It can also be useful for automated tooling and templates where a standard license file is needed across multiple repositories or as part of a code generation process. While not a software library or application, the repository serves an important role in open-source governance by centralizing a commonly adopted license with clear formatting.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 3
    Fastify

    Fastify

    Fast and low overhead web framework, for Node.js

    Fastify is a high-performance web framework for Node.js that focuses on minimal overhead and predictable extensibility. It pairs a declarative routing API with JSON Schema–driven validation and serialization, so requests are checked at the edge and responses are produced quickly. The framework’s plugin system uses encapsulation to isolate routes, decorators, and hooks, which keeps large codebases modular and avoids accidental cross-pollution. Built-in hooks (such as onRequest, preHandler,...
    Downloads: 3 This Week
    Last Update:
    See Project
  • 4
    Prism

    Prism

    Lightweight, robust, elegant syntax highlighting

    Prism is a lightweight, extensible syntax highlighter, built with modern web standards in mind. It’s used in millions of websites, including some of those you visit daily.
    Downloads: 2 This Week
    Last Update:
    See Project
  • Total Network Visibility for Network Engineers and IT Managers Icon
    Total Network Visibility for Network Engineers and IT Managers

    Network monitoring and troubleshooting is hard. TotalView makes it easy.

    This means every device on your network, and every interface on every device is automatically analyzed for performance, errors, QoS, and configuration.
    Learn More
  • 5
    UIkit

    UIkit

    Lightweight modular front-end framework for developing web interfaces

    A lightweight and modular front-end framework for developing fast and powerful web interfaces. UIkit will work on pretty much any modern browser. Using UIkit works best if you have a solid code editor, for example Sublime Text or Atom. To be even more efficient, we recommend that you install one of the autocomplete plugins for your favorite IDE or code editor. This saves a lot of time, as you won't have to look up and type all UIkit classes and markup. To use UIkit's CSS and JavaScript,...
    Downloads: 3 This Week
    Last Update:
    See Project
  • 6
    LIEF

    LIEF

    LIEF - Library to Instrument Executable Formats (C++, Python, Rust)

    LIEF (Library to Instrument Executable Formats) is a cross-platform library that enables parsing, modifying, and abstracting executable formats such as ELF, PE, and Mach-O. It's widely used in reverse engineering and binary analysis.​
    Downloads: 1 This Week
    Last Update:
    See Project
  • 7
    Chirpy Jekyll Theme

    Chirpy Jekyll Theme

    A minimal, responsive and feature-rich Jekyll theme

    A minimal, responsive and feature-rich Jekyll theme for technical writing.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 8
    Ct.js

    Ct.js

    Ct.js is a desktop game engine that makes learning programming fun

    ct.js makes learning programming fun and game development easy by its visual tools, good docs and flexible, modular library. It is free, open-source, and is loved by hobbyists, professionals, teachers, and their students. Bad tools hinder your performance. Ct.js is designed to be like a brush with which you create games, not to be an enemy you will fight with. ct.js bundles come with offline docs, tutorials, and editable examples and demos. The code editor highlights errors and provides documentation right while writing your code. ct.js is based on Pixi.js, works on WebGL and provides great performance in browsers and desktop environments. ...
    Downloads: 2 This Week
    Last Update:
    See Project
  • 9
    Netlify CMS

    Netlify CMS

    A Git-based CMS for static site generators

    Open source content management for your Git workflow. Use Netlify CMS with any static site generator for a faster and more flexible web project. Get the speed, security, and scalability of a static site, while still providing a convenient editing interface for content. Content is stored in your Git repository alongside your code for easier versioning, multi-channel publishing, and the option to handle content updates directly in Git.
    Downloads: 3 This Week
    Last Update:
    See Project
  • Lightspeed golf course management software Icon
    Lightspeed golf course management software

    Lightspeed Golf is all-in-one golf course management software to help courses simplify operations, drive revenue and deliver amazing golf experiences.

    From tee sheet management, point of sale and payment processing to marketing, automation, reporting and more—Lightspeed is built for the pro shop, restaurant, back office, beverage cart and beyond.
    Learn More
  • 10
    Libros de Programación en Español

    Libros de Programación en Español

    List of programming books in Spanish for free

    Libros de Programación en Español is a curated list of free programming books in Spanish, organized by topic and technology so learners can find high-quality materials without cost. The README is structured as an index with general programming books, followed by sections for specific languages such as JavaScript, TypeScript, Python, Ruby, Rust, PHP, Haskell, Go, Kotlin, Java, and R.Each entry includes the book title, author, and a link to the official or legal free version (PDF, HTML, eBook,...
    Downloads: 3 This Week
    Last Update:
    See Project
  • 11
    Chroma.js

    Chroma.js

    JavaScript library for all kinds of color manipulations

    chroma.js is a small-ish zero-dependency JavaScript library (13.5kB) for all kinds of color conversions and color scales. Read colors from a wide range of formats, analyze and manipulate colors, convert colors into wide range of formats, linear and bezier interpolation in different color spaces. Aside from that, chroma.js can also help you generate nice colors using various methods, for instance to be used in color palette for maps or data visualization. The first step is to get your color...
    Downloads: 3 This Week
    Last Update:
    See Project
  • 12
    ECharts

    ECharts

    A powerful, interactive charting and visualization library for browser

    ECharts is a free and open source charting and visualization library that gives you an easy way to add interactive, intuitive, custom charts to your commercial products, projects, presentations and more. It offers a rich set of features that includes rendering ability for ten-million-level data, Wechart and Powerpoint support, multi-dimension data analysis, and more.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 13
    Akamai Application Platform (for LKE)

    Akamai Application Platform (for LKE)

    App Platform for Linode Kubernetes Engine

    apl-core is the open source heart of Akamai’s App Platform for Linode Kubernetes Engine, packaging a curated set of Kubernetes building blocks into a turnkey “platform engineering” layer. Instead of assembling ingress, certificates, GitOps, secrets, and observability by hand, you install a single Helm chart and get a consistent, production-oriented baseline on LKE or any conformant Kubernetes cluster.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 14
    HyperUI

    HyperUI

    Free Tailwind CSS v4 components for your next project

    HyperUI is a large, copy-and-paste library of Tailwind CSS components aimed at speeding up interface building without adding heavy JavaScript. It groups components by common product needs—navigation, hero sections, pricing, forms, cards, tables, and full e-commerce flows—so teams can assemble pages quickly from consistent building blocks. Each snippet is written as semantic HTML with Tailwind utility classes, making it easy to customize spacing, color, and typography through a project’s...
    Downloads: 2 This Week
    Last Update:
    See Project
  • 15
    Pickr

    Pickr

    Flat, simple, multi-themed, responsive Color-Picker library

    Flat, simple, multi-themed, responsive, and hackable Color-Picker library. No dependencies, no jQuery. Compatible with all CSS Frameworks e.g. Bootstrap, Materialize. Supports alpha channel, rgba, hsla, hsva and more.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 16
    koa-cash

    koa-cash

    HTTP response caching for Koa. Supports Redis, in-memory store, etc.

    HTTP response caching for Koa. Supports Redis, in-memory store, and more.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 17
    Carbon Design System

    Carbon Design System

    A design system built by IBM

    Carbon is IBM’s open source design system for products and digital experiences. With the IBM Design Language as its foundation, the system consists of working code, design tools and resources, human interface guidelines, and a vibrant community of contributors. The component libraries give developers a collection of reusable components for building websites and user interfaces.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 18
    hello.js

    hello.js

    API library for connecting with OAuth2 services

    ...HelloJS standardizes paths and responses to common APIs like Google Data Services, Facebook Graph and Windows Live Connect. It’s modular, so that list is growing. No more spaghetti code! Compiled source, which combines all of the modules, can be obtained from GitHub, and source files can be found in Source. The Bower package shall install the aforementioned "/src" and "/dist" directories. The "/src" directory provides individual modules which can be packaged as desired. If a network string is provided: A consent window to authenticate with that network will be initiated. ...
    Downloads: 1 This Week
    Last Update:
    See Project
  • 19
    Intro.js

    Intro.js

    Lightweight library for creating step-by-step customer onboarding

    ...Intro.js is lightweight, 10kB and has no external dependencies! Intro.js provides various ways to configure your product onboarding and customize every single step of your tour. Intro.js is Free and open-source, published under AGPL license. We also provide commercial license, supporting your team to successfully integrate Intro.js! Intro.js is AGPL-licensed and open-source. However, if you want to use Intro.js in your commercial app, website or plugin, you would need to obtain a commercial license.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 20
    Responsively App Development

    Responsively App Development

    A modified web browser that helps in responsive web development

    A tool for responsive web design, allowing developers to preview websites across multiple screen sizes.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 21
    Highlight.js

    Highlight.js

    JavaScript syntax highlighter with language auto-detection

    Highlight.js is a syntax highlighter written in JavaScript. It works in the browser as well as on the server. It can work with pretty much any markup, doesn’t depend on any other frameworks, and has automatic language detection. Highlight.js supports over 180 languages in the core library. There are also 3rd party language definitions available to support even more languages. We strongly recommend <pre><code> wrapping for code blocks. It's quite semantic and "just works" out of the box with...
    Downloads: 2 This Week
    Last Update:
    See Project
  • 22
    RapiDoc

    RapiDoc

    RapiDoc - Custom-Element for OpenAPI Spec

    Free of any frameworks, setups, configs, build steps or packaging. Can be used with any framework or just with vanilla javascript. Use It just like any other HTML Tag, Change its attribute using JavaScript and see it react to those changes. Basic knowledge of HTML is all that's required. Style it to your heart's content. Change font, logo, colors and theme. Inject external HTML or embed into another HTML document. Minimal dependencies, no runtime, and no virtual DOM ensure the lowest memory...
    Downloads: 2 This Week
    Last Update:
    See Project
  • 23
    Layui UI

    Layui UI

    An open source Web UI component library

    layui is a set of open-source Web UI component library, which adopts its own classic modularization specifications and follows the development method of native HTML/CSS/JS. It is very easy to use and ready to use. Its style is simple and light, while its components are elegant and rich. Every detail from source code to usage method has been carefully crafted, which is very suitable for the rapid development of web interface.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 24
    glMatrix

    glMatrix

    Javascript Matrix and Vector library for High Performance WebGL apps

    Javascript has evolved into a language capable of handling realtime 3D graphics, via WebGL, and computationally intensive tasks such as physics simulations. These types of applications demand high performance vector and matrix math, which is something that Javascript doesn't provide by default. glMatrix to the rescue! glMatrix is designed to perform vector and matrix operations stupidly fast! By hand-tuning each function for maximum performance and encouraging efficient usage patterns...
    Downloads: 2 This Week
    Last Update:
    See Project
  • 25

    Husky

    Git hooks made easy

    Husky is a tool that makes handling Git hooks a lot easier, and lets you run the scripts you want at those stages. It works by including an object right within your package.json file. This then configures Husky so that it runs the scripts you specify. After that, it's Husky's responsibility to manage at which point in the Git lifecycle your scripts will run. Husky helps to improve your commits, lets you run tests, lint code and more when you commit or push. It is very lightweight, with...
    Downloads: 1 This Week
    Last Update:
    See Project