Showing 33277 open source projects for "open source invoice"

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  • Vibes don’t ship, Retool does Icon
    Vibes don’t ship, Retool does

    Start from a prompt and build production-ready apps on your data—with security, permissions, and compliance built in.

    Vibe coding tools create cool demos, but Retool helps you build software your company can actually use. Generate internal apps that connect directly to your data—deployed in your cloud with enterprise security from day one. Build dashboards, admin panels, and workflows with granular permissions already in place. Stop prototyping and ship on a platform that actually passes security review.
    Build apps that ship
  • Outgrown Windows Task Scheduler? Icon
    Outgrown Windows Task Scheduler?

    Free diagnostic identifies where your workflow is breaking down—with instant analysis of your scheduling environment.

    Windows Task Scheduler wasn't built for complex, cross-platform automation. Get a free diagnostic that shows exactly where things are failing and provides remediation recommendations. Interactive HTML report delivered in minutes.
    Download Free Tool
  • 1
    Urbit

    Urbit

    An operating function

    Urbit is a personal server stack built from scratch. It has an identity layer (Azimuth), virtual machine (Vere), and operating system (Arvo). A running Urbit "ship" is designed to operate with other ships peer-to-peer. Urbit is a general-purpose, peer-to-peer computer and network. Urbit is for everyone, but sometimes it is easy to get lost in this universe. It solves the hard problems of implementing a peer-to-peer network (including identity, NAT traversal, and exactly-once delivery) in the...
    Downloads: 1 This Week
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  • 2
    JSDoc

    JSDoc

    An API documentation generator for JavaScript

    JSDoc 3 is an API documentation generator for JavaScript, similar to Javadoc or phpDocumentor. You add documentation comments directly to your source code, right alongside the code itself. The JSDoc tool will scan your source code and generate an HTML documentation website for you. JSDoc's purpose is to document the API of your JavaScript application or library. It is assumed that you will want to document things like modules, namespaces, classes, methods, method parameters, and so on. JSDoc...
    Downloads: 1 This Week
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  • 3
    Cosmopolitan

    Cosmopolitan

    Build-once run-anywhere c library

    Cosmopolitan Libc makes C a build-once run-anywhere language, like Java, except it doesn't need an interpreter or virtual machine. Instead, it reconfigures stock GCC and Clang to output a POSIX-approved polyglot format that runs natively on Linux + Mac + Windows + FreeBSD + OpenBSD + NetBSD + BIOS with the best possible performance and the tiniest footprint imaginable. Cosmopolitan can be compiled from source on any Linux distro. GNU make needs to be installed beforehand. This is a...
    Downloads: 1 This Week
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  • 4
    Figma Code Connect

    Figma Code Connect

    A tool for connecting your design system components

    Figma Code Connect is an open-source tool that enhances collaboration between designers and developers by synchronizing design components with source code in real time. Instead of treating design files and codebases as separate artifacts, it creates a continuous link so when a designer updates a UI element in Figma, developers see corresponding code changes or annotations immediately, making handoffs more precise and frictionless.
    Downloads: 1 This Week
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  • Atera all-in-one platform IT management software with AI agents Icon
    Atera all-in-one platform IT management software with AI agents

    Ideal for internal IT departments or managed service providers (MSPs)

    Atera’s AI agents don’t just assist, they act. From detection to resolution, they handle incidents and requests instantly, taking your IT management from automated to autonomous.
    Learn More
  • 5
    Shifu

    Shifu

    Kubernetes-native IoT gateway

    Shifu is a Kubernetes native, production-grade, protocol & vendor agnostic IoT gateway. Developing your application while managing your devices, spares the need for maintaining an additional O&M infrastructure. No vendor lock-in. You can easily deploy Shifu on the edge(from RaspberryPi to edge clusters) or on the cloud(public, private, and hybrid cloud are all supported). HTTP, MQTT, RTSP, Siemens S7, TCP socket, OPC UA...The microservice architecture of Shifu enables it to quickly adapt to...
    Downloads: 1 This Week
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  • 6
    My Stack Problems

    My Stack Problems

    Free and open-source Jekyll theme

    Free and open-source Jekyll theme.
    Downloads: 0 This Week
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  • 7
    openFrameworks

    openFrameworks

    Cross platform toolkit for creative coding in C++

    openFrameworks is a C++ toolkit for creative coding. docs have some documentation around OF usage, per platform things to consider, etc. You should definitely take a look in there; for example, if you are on OSX, read the osx.md. apps and examples are where projects go -- examples contain a variety of tasks that show you how to use OF, and apps is where your own projects will go. libs contain the libraries that OF uses, including the open frameworks core itself. addons are for additional...
    Downloads: 1 This Week
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  • 8
    OxyPlot

    OxyPlot

    A cross-platform plotting library for .NET

    OxyPlot is a cross-platform plotting library for .NET. The code is licensed under the MIT license. This is a very permissive and corporate-friendly license. See open source and tl;dr for more details. The core library is a Portable Class Library that can be used on different platforms. Custom controls are implemented for WPF, Windows 8, Windows Phone, Windows Phone Silverlight, Windows Forms, Silverlight, GTK#, Xwt, Xamarin.iOS, Xamarin.Android, Xamarin.Forms and Xamarin.Mac. OxyPlot contains many different types of axes and series. ...
    Downloads: 1 This Week
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  • 9
    Uno Platform

    Uno Platform

    Build Mobile, Desktop and WebAssembly apps

    The first and only UI Platform for single-codebase applications for Windows, WebAssembly, iOS, macOS, Android and Linux. The only open source-platform for creating true single-source, multi-platform applications. Reuse 99% of the business logic and UI layer across native mobile, web and desktop. Maintain pixel-perfect control over where pixels go while having a choice of developing a platform-specific or custom look and feel of your application. Familiarity and richness of C# and XAML combined with productivity boosts of hot reload, hot restart, edit and continue and more. ...
    Downloads: 1 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.
    Learn More
  • 10
    Bot Framework Web Chat

    Bot Framework Web Chat

    A highly-customizable web-based client for Azure Bot Services

    ...This repo is part of the Microsoft Bot Framework, a comprehensive framework for building enterprise-grade conversational AI experiences. Create a bot with the ability to speak, listen, understand, and learn from your users with Azure Cognitive Services. Benefit from open source SDK and tools to build, test, and connect bots that interact naturally with users, wherever they are. Build secure, global, scalable solutions that integrate with your existing IT ecosystem. Create an AI experience that can extend your brand and keep you in control of your own data.
    Downloads: 1 This Week
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  • 11
    Karma

    Karma

    Test Runner for JavaScript

    ...Control the whole workflow from the command line or your IDE - just save a file and Karma will run all the tests. Describe your tests with Jasmine, Mocha, QUnit, or write a simple adapter for any framework you like. Developed for and maintained by the open source community at GitHub. Easy debugging directly from your IDE via WebStorm or Google Chrome. Simple integration with Jenkins, Travis or Semaphore.
    Downloads: 1 This Week
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  • 12
    Learn Go

    Learn Go

    Master the fundamentals and advanced features of the Go language

    Learn Go is a learning-focused repository built to teach Go from first principles through more advanced language and ecosystem features. It takes a course-like approach, starting with environment setup and the “Hello world” basics, then moving into variables, types, formatting, control flow, and functions. From there, it expands into Go’s practical structure for real projects, including modules, packages, and workspaces, plus useful commands for building and working with programs. The...
    Downloads: 2 This Week
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  • 13
    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: 2 This Week
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  • 14
    NYC Taxi Data

    NYC Taxi Data

    Import public NYC taxi and for-hire vehicle (Uber, Lyft)

    The nyc-taxi-data repository is a rich dataset and exploratory project around New York City taxi trip records. It collects and preprocesses large-scale trip datasets (fares, pickup/dropoff, timestamps, locations, passenger counts) to enable data analysis, modeling, and visualization efforts. The project includes scripts and notebooks for cleaning and filtering the raw data, memory-efficient processing for large CSV/Parquet files, and aggregation workflows (e.g. trips per hour, heatmaps of...
    Downloads: 2 This Week
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  • 15
    FriendlyId

    FriendlyId

    FriendlyId is the “Swiss Army bulldozer” of slugging

    FriendlyId is a Rails gem that provides human-readable slugs for ActiveRecord models, replacing numeric IDs in URLs with meaningful strings. For example, instead of /articles/123, you can have /articles/my-first-post. It integrates with ActiveRecord to generate slugs automatically based on attributes (like a title) and manages uniqueness, history, and slug regeneration when records change. FriendlyId also supports features like slug candidates, scoped slugs, and reserved word handling to...
    Downloads: 2 This Week
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  • 16
    BCC (BPF Compiler Collection)

    BCC (BPF Compiler Collection)

    Tools for BPF-based Linux IO analysis, networking, monitoring, etc.

    BCC is a toolkit that simplifies creating efficient kernel tracing, monitoring, and manipulation programs by leveraging extended Berkeley Packet Filters (eBPF). It includes a rich set of example tools and scripting interfaces in C, Python, and Lua. BCC makes BPF programs easier to write, with kernel instrumentation in C (and includes a C wrapper around LLVM), and front-ends in Python and lua. It is suited for many tasks, including performance analysis and network traffic control. With a...
    Downloads: 2 This Week
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  • 17
    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: 2 This Week
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  • 18
    Production-ready Docker PHP

    Production-ready Docker PHP

    Production-ready Docker images for PHP. Optimized for Laravel

    serversideup/php is an optimized set of Docker Images for running PHP applications in production. Everything is designed around improving the developer experience with PHP and Docker. Gone are the days of configuring each environment differently, and gone are the days of trying to figure out why your code works in one environment and not the other. These images are highly optimized to run modern PHP applications, no matter where you want your application to run. Ditch FPM for a modern way of...
    Downloads: 2 This Week
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  • 19
    SENAITE LIMS

    SENAITE LIMS

    SENAITE Meta Package

    SENAITE is a beautiful trigonal, oil-green to greenish-black crystal, with almost the hardness of a diamond. Although the crystal is described with a complex formula, it still has clear and straight shapes. Therefore, it reflects nicely the complexity of the LIMS, while providing a modern, intuitive, and friendly UI/ UX. Amongst other functionalities, SENAITE comes with highly-customizable workflows to drive users through the analytical process, easy-to-use UI for data registration,...
    Downloads: 2 This Week
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  • 20
    Inject

    Inject

    Hot Reloading for Swift applications

    Hot reloading workflow helper that enables you to save hours of time each week, regardless if you are using UIKit, AppKit or SwiftUI. Hot reloading is a technique allowing you to get rid of compiling your whole application and avoiding deploy/restart cycles as much as possible, all while allowing you to edit your running application code and see changes reflected as close as possible to real-time. This makes you significantly more productive by reducing the time you spend waiting for apps to...
    Downloads: 2 This Week
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  • 21
    Pulley

    Pulley

    A library to imitate the iOS 10 Maps UI

    A library to imitate the drawer in Maps for iOS 10/11. The master branch follows the latest currently released version of Swift. If you need an older version of Swift, you can specify it's version (e.g. 1.0.x) in your Podfile or use the code on the branch for that version. Older branches are unsupported. Pulley 2.9.0 has new properties to support a new display mode. The base functionality should work without any significant changes. The biggest change is the new display mode of .compact to...
    Downloads: 2 This Week
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  • 22
    Armeria

    Armeria

    Your go-to microservice framework for any situation

    Build a reactive microservice at your pace, not theirs. Armeria is your go-to microservice framework for any situation. You can build any type of microservice leveraging your favorite technologies, including gRPC, Thrift, Kotlin, Retrofit, Reactive Streams, Spring Boot and Dropwizard. Let's embrace the reality, we almost always have to deal with more than one protocol. It was once Thrift, today it's gRPC, and REST never gets old. At the same time, you sometimes have to handle health check...
    Downloads: 2 This Week
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  • 23
    Html Menu Generator

    Html Menu Generator

    Html menu generator

    The spatie/menu package provides a fluent interface to build menus of any size in your PHP application. If you're building your app with Laravel, the spatie/laravel-menu provides some extra treats. All classes provide a human-readable, fluent interface (no array configuration). Additionally, you can opt for a more verbose and flexible syntax, or for convenience methods that cover most use cases. You can programmatically add html classes and attributes to any item in the menu, or to the menu...
    Downloads: 2 This Week
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  • 24
    Reflex

    Reflex

    Interactive programs without callbacks or side-effects

    Reflex apps automatically react to changing data. This keeps every interaction current, accurately representing the relationship between your data and the real world. Reflex components are modular and reusable. If your requirements change, your app can quickly and easily be reworked. The modularity of Reflex lets you iterate quickly, without wasting code. Reflex has been built to seamlessly support interfaces on desktop, mobile, web, and other platforms, all in Haskell. Regardless of your...
    Downloads: 2 This Week
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  • 25
    Secdev Scapy

    Secdev Scapy

    Scapy: the Python-based interactive packet manipulation program

    Scapy is a powerful interactive packet manipulation libary written in Python. Scapy is able to forge or decode packets of a wide number of protocols, send them on the wire, capture them, match requests and replies, and much more. Scapy can be used as a REPL or as a library. It provides all the tools and documentation to quickly add custom network layers. Scapy runs natively on Linux, macOS, most Unixes, and on Windows with Npcap. It is published under GPLv2. Starting from version 2.5.0+, it...
    Downloads: 2 This Week
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