Showing 4771 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
  • 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.
    Explore 10,000+ tools
  • 1
    Τιμολόγιο ΕΔ

    Τιμολόγιο ΕΔ

    Τιμολόγιο δαπάνης Ενόπλων Δυνάμεων

    Υπολογίζει τα στοιχεία ενός τιμολογίου δαπάνης Ενόπλων Δυνάμεων με βάση τα δεδομένα που είναι το ποσό (καθαρής αξίας, πληρωτέου ή καταλογιστέου) καθώς και τα ποσοστά ΦΠΑ, ΦΕ και κρατήσεων. Για κάποιον που δεν είναι εξοικειωμένος με τα ποσοστά ΦΕ και κρατήσεων, υπάρχει οδηγός που τα ρυθμίζει αυτόματα, με βάση κάποιες απλές ερωτήσεις.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 2
    Mifos - Open Source Core Banking

    Mifos - Open Source Core Banking

    Democratizing Financial Services Worldwide

    The Mifos Stack provides API-driven core banking infrastructure in the cloud. Apache Fineract (https://github.com/apache/fineract/) is the back-end core banking platform originated by the Mifos Initiative. Mifos X acts as the reference web and mobile apps for staff and customers providing an out of the box ready-to-deploy solution on top of Apache Fineract along with reporting, payments orchestration and other ancillary solutions. More than 20 million customers are reached by 400+...
    Leader badge
    Downloads: 145 This Week
    Last Update:
    See Project
  • 3
    OpenClinic GA

    OpenClinic GA

    Open Source Integrated Hospital Information Management System

    OpenClinic GA is an open source integrated hospital information management system covering management of administrative, financial, clinical, lab, x-ray, pharmacy, meals distribution and other data. Extensive statistical and reporting capabilities.
    Leader badge
    Downloads: 207 This Week
    Last Update:
    See Project
  • 4
    PDFsam

    PDFsam

    PDFsam, a desktop application to split, merge, mix, rotate PDF files

    PDFsam Basic is our free and open-source desktop application to split, merge, extract pages, rotate and mix PDF files. PDFsam Visual is a powerful tool to visually compose PDF files, reorder pages, delete pages, split, merge, rotate, encrypt, decrypt, extract text, convert to grayscale, crop PDF files. PDFsam Basic is written using JavaFX. Since version 4 it is released as a self-contained application and bundles a jlinked JDK while version 3 requires a Java Runtime Environment 8 with JavaFx installed in order to run.
    Downloads: 133 This Week
    Last Update:
    See Project
  • Reach Your Audience with Rise Vision, the #1 Cloud Digital Signage Software Solution Icon
    Reach Your Audience with Rise Vision, the #1 Cloud Digital Signage Software Solution

    K-12 Schools, Higher Education, Businesses, Restaurants

    Rise Vision is the #1 digital signage company, offering easy-to-use cloud digital signage software compatible with any player across multiple screens. Forget about static displays. Save time and boost sales with 500+ customizable content templates for your screens. If you ever need help, get free training and exceptionally fast support.
    Learn More
  • 5
    ZXing

    ZXing

    Barcode scanning library for Java, Android

    ...It is the basis of many other third-party open source projects.
    Downloads: 73 This Week
    Last Update:
    See Project
  • 6
    Open Hospital

    Open Hospital

    Open Hospital - Hospital Information System

    ...After the successful installation and use, the St. Luke Hospital is the first of a long list of hospitals that found this software useful. All the work on this software is done as an open-source[2] project using only open-source development software. Open Hospital Web Site: https://www.open-hospital.org Support Requests: https://www.open-hospital.org/contact For latest versions: https://www.open-hospital.org/download For previous versions: https://sourceforge.net/projects/openhospital/files
    Leader badge
    Downloads: 41 This Week
    Last Update:
    See Project
  • 7
    Portfolio Performance

    Portfolio Performance

    Track and evaluate the performance of your investment portfolio

    Portfolio Performance: Track and evaluate the performance of your investment portfolio across stocks, cryptocurrencies, and other assets. Performance indicators like that True-Time Weighted Rate of Return or the internal rate of return ( Internal rate of return ) are calculated. Historical courses are automatically run by Yahoo Finance loaded or can be extracted from any HTML pages. Due to the open file format, all data is available as XML available or can be used as CSV be exported. Support...
    Downloads: 30 This Week
    Last Update:
    See Project
  • 8
    DataEase

    DataEase

    Data visualization analysis tool

    An open source data visualization analysis tool available to everyone. DataEase is an open-source data visualization analysis tool that helps users quickly analyze data and gain insight into business trends, so as to achieve business improvement and optimization. DataEase supports rich data source connections, can quickly create charts by dragging and dropping, and can easily share with others.
    Downloads: 13 This Week
    Last Update:
    See Project
  • 9
    GanttProject

    GanttProject

    Official GanttProject repository

    GanttProject is a cross-platform desktop application for project scheduling and Gantt chart creation. It allows users to create tasks, assign resources, and track progress with ease. GanttProject is aimed at small teams and individuals who need offline project planning without the complexity or cost of enterprise tools.
    Downloads: 17 This Week
    Last Update:
    See Project
  • Smart Business Texting that Generates Pipeline Icon
    Smart Business Texting that Generates Pipeline

    Create and convert pipeline at scale through industry leading SMS campaigns, automation, and conversation management.

    TextUs is the leading text messaging service provider for businesses that want to engage in real-time conversations with customers, leads, employees and candidates. Text messaging is one of the most engaging ways to communicate with customers, candidates, employees and leads. 1:1, two-way messaging encourages response and engagement. Text messages help teams get 10x the response rate over phone and email. Business text messaging has become a more viable form of communication than traditional mediums. The TextUs user experience is intentionally designed to resemble the familiar SMS inbox, allowing users to easily manage contacts, conversations, and campaigns. Work right from your desktop with the TextUs web app or use the Chrome extension alongside your ATS or CRM. Leverage the mobile app for on-the-go sending and responding.
    Learn More
  • 10
    Stirling-PDF

    Stirling-PDF

    Web application that allows you to perform operations on PDF files

    Stirling PDF is a powerful, locally hosted web-based PDF manipulation tool offering a wide range of editing, conversion, and utility features. It allows users to merge, split, compress, convert, OCR, and perform other operations on PDF files directly from a browser without uploading data to third-party servers. The tool is privacy-conscious, self-hostable via Docker, and built with modularity in mind to allow future expansion and integration.
    Downloads: 16 This Week
    Last Update:
    See Project
  • 11
    Openfire

    Openfire

    An XMPP server licensed under the Open Source Apache License

    Openfire is a real time collaboration (RTC) server licensed under the Open Source Apache License. It uses the only widely adopted open protocol for instant messaging, XMPP (also called Jabber). Openfire is incredibly easy to setup and administer, but offers rock-solid security and performance.
    Downloads: 5 This Week
    Last Update:
    See Project
  • 12
    mall

    mall

    Set of ecommerce systems, including the front-end and back-end

    mallThe project is an e-commerce system, including a front-end mall system and a back-end management system, implemented based on SpringBoot+MyBatis, and deployed with Docker containers. The front-end mall system includes homepage portal, product recommendation, product search, product display, shopping cart, order process, member center, customer service, help center and other modules. The background management system includes modules such as product management, order management, member...
    Downloads: 8 This Week
    Last Update:
    See Project
  • 13
    Apache HBase

    Apache HBase

    Get random, realtime read/write access to your Big Data

    Use Apache HBase™ when you need random, realtime read/write access to your Big Data. This project's goal is the hosting of very large tables, billions of rows X millions of columns, atop clusters of commodity hardware. Apache HBase is an open-source, distributed, versioned, non-relational database modeled after Google's Bigtable. A Distributed Storage System for Structured Data by Chang et al. Just as Bigtable leverages the distributed data storage provided by the Google File System, Apache HBase provides Bigtable-like capabilities on top of Hadoop and HDFS. Thrift gateway and a REST-ful Web service that supports XML, Protobuf, and binary data encoding options. ...
    Downloads: 10 This Week
    Last Update:
    See Project
  • 14
    Logstash

    Logstash

    Centralize, transform and stash your data

    Logstash is a server-side data processing pipeline that dynamically ingests data from numerous sources, transforms it, and ships it to your favorite “stash” regardless of format or complexity. It supports and ingests data of all shapes, sizes and sources, dynamically transforms and prepares this data, and transports it to the output of your choice. Logstash is extensible, with over 200 plugins available to let you create and configure your pipeline how you choose.
    Downloads: 7 This Week
    Last Update:
    See Project
  • 15
    Elasticsearch

    Elasticsearch

    A Distributed RESTful Search Engine

    Elasticsearch is a distributed, RESTful search and analytics engine that lets you store, search and analyze with ease at scale. It lets you perform and combine many types of searches; it scales seamlessly, and offers answers incredibly fast with search results you can rank based on a variety of factors. Elasticsearch can be used for a wide variety of use cases, from maps and metrics to site search and workplace search, and with all data types.
    Downloads: 10 This Week
    Last Update:
    See Project
  • 16
    Etar Calendar

    Etar Calendar

    Android open source calendar

    Etar is an open-source material-designed calendar made for everyone.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 17
    XXL-JOB

    XXL-JOB

    A distributed task scheduling framework

    XXL-JOB is a distributed task scheduling platform for managing and executing jobs in Java-based applications. Designed for scalability and ease of use, it provides a powerful web interface for task definition, monitoring, and execution. XXL-JOB supports various scheduling strategies, distributed execution, failover, and script-based job execution. It is widely adopted in enterprise systems for background task orchestration and automation.
    Downloads: 6 This Week
    Last Update:
    See Project
  • 18
    RStudio

    RStudio

    RStudio is an integrated development environment (IDE) for R

    RStudio is a powerful, full-featured integrated development environment (IDE) tailored primarily for the R programming language but increasingly supportive of other languages like Python and Julia. It brings together console, editor, plotting, workspace, history, and file-management panes into a unified interface, helping data scientists, statisticians, and analysts to work more productively. The IDE is cross-platform: there are desktop versions for Windows, macOS and Linux, as well as a...
    Downloads: 25 This Week
    Last Update:
    See Project
  • 19
    metasfresh

    metasfresh

    Fast, Flexible & Free Software to scale your Business

    metasfresh is a responsive, Free and Open Source ERP System. Our aim is to create fast and easy-to-use enterprise software with an outstanding user experience. Equipped with wide and detailed functionality, metasfresh fits for companies from industry and trade that are searching business software that provides high scalability and flexibility. It has a 3-tier architecture with Rest-API and a Web User Frontend developed in HTML5/ ReactJS/ Redux.
    Downloads: 3 This Week
    Last Update:
    See Project
  • 20
    Dolphin Scheduler

    Dolphin Scheduler

    A distributed and extensible workflow scheduler platform

    Apache DolphinScheduler is a distributed and extensible workflow scheduler platform with powerful DAG visual interfaces, dedicated to solving complex job dependencies in the data pipeline and providing various types of jobs available `out of the box`. Dedicated to solving the complex task dependencies in data processing, making the scheduler system out of the box for data processing. Decentralized multi-master and multi-worker, HA is supported by itself, overload processing. All process...
    Downloads: 3 This Week
    Last Update:
    See Project
  • 21
    DSS

    DSS

    Creation, extension and validation of advanced electronic signatures

    Digital Signature Service, creation, extension, and validation of advanced electronic signatures.
    Downloads: 1 This Week
    Last Update:
    See Project
  • 22
    Activiti

    Activiti

    Light-weight workflow and business process management pltaform

    Helping businesses solve automation challenges in distributed, highly-scalable and cost effective infrastructures. Activiti is the leading lightweight, java-centric open-source BPMN engine supporting real-world process automation needs. Activiti Cloud is now the new generation of business automation platform offering a set of cloud native building blocks designed to run on distributed infrastructures. Inmutable, scalable & pain free Process & Decision Runtimes designed to integrate with your cloud native infrastructure. ...
    Downloads: 2 This Week
    Last Update:
    See Project
  • 23
    Joda-Time

    Joda-Time

    Replacement for the Java date and time classes prior to Java SE 8

    The standard date and time classes prior to Java SE 8 are poor. By tackling this problem head-on, Joda-Time became the de facto standard date and time library for Java prior to Java SE 8. Note that from Java SE 8 onwards, users are asked to migrate to java.time (JSR-310) - a core part of the JDK which replaces this project. The design allows for multiple calendar systems, while still providing a simple API. The “default” calendar is the ISO8601 standard which is used by many other standards....
    Downloads: 3 This Week
    Last Update:
    See Project
  • 24
    OrientDB

    OrientDB

    DBMS supporting graph, document, full-text and geospatial models

    OrientDB is an Open Source Multi-Model NoSQL DBMS with the support of Native Graphs, Documents, Full-Text search, Reactivity, Geo-Spatial and Object Oriented concepts. It's written in Java and it's amazingly fast. No expensive run-time JOINs, connections are managed as persistent pointers between records. You can traverse thousands of records in no time.
    Downloads: 2 This Week
    Last Update:
    See Project
  • 25
    Reactor Core

    Reactor Core

    Non-Blocking Reactive Foundation for the JVM

    Reactor Core is a foundational library for building reactive applications in Java, providing a powerful API for asynchronous, non-blocking programming.
    Downloads: 1 This Week
    Last Update:
    See Project
  • Previous
  • You're on page 1
  • 2
  • 3
  • 4
  • 5
  • Next