Showing 901 open source projects for "user management system"

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  • 1
    Open Source Point of Sale

    Open Source Point of Sale

    Open Source Point of Sale is a web based point of sale application

    Open Source Point of Sale (OSPOS) is a free and open-source point-of-sale system for small and medium-sized businesses. It helps manage sales, inventory, and customer data through a user-friendly web interface. OSPOS is highly customizable and supports barcode scanning, multi-language support, and detailed reporting, making it ideal for retail stores, restaurants, and small businesses seeking an affordable POS solution.
    Downloads: 18 This Week
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  • 2
    Reactorcore's Revshare System

    Reactorcore's Revshare System

    Ultimate Zero-Budget Revshare Solution for Indie Teams

    Reactorcore's Revshare System is a comprehensive, standalone web application designed for project leaders running revenue-sharing creative teams. It provides everything needed to fairly compensate contributors in zero-budget collaborative projects. KEY FEATURES: • Smart Payout Calculator - Automated tier-based revenue splits with self-balancing fairness algorithms • Team Management - Track contributors, assign tiers, manage payment info, export credits lists • History & Reports - Complete payout timeline with statistics, export reports as Markdown or CSV • 15 Comprehensive Guides - Covering team infrastructure, recruiting, marketing, business models, IP law, and collaboration culture Web App: https://rc-revshare-system.reactorcoregames.workers.dev/ Source Code: https://github.com/ReactorcoreGames/Reactorcores-Revshare-System...
    Downloads: 0 This Week
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  • 3
    FOSSBilling

    FOSSBilling

    Empower your hosting business with FOSSBilling

    FOSSBilling is a free and open-source billing and client management solution tailored for online services businesses, particularly those in the web hosting space. It delivers a suite of tools that automate the creation and delivery of invoices, track payments, manage customer accounts, and handle service provisioning, all from a centralized web interface. Because it’s self-hosted and licensed under the Apache 2.0 license, organizations have full control over their data and can customize or extend the system to fit unique workflows or branding requirements. ...
    Downloads: 1 This Week
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  • 4
    OpenBB Terminal

    OpenBB Terminal

    Investment research for everyone, anywhere

    Fully written in python which is one of the most used programming languages due to its simplified syntax and shallow learning curve. It is the first time in history that users, regardless of their background, can so easily add features to an investment research platform. The MIT Open Source license allows any user to fork the project to either add features to the broader community or create their own customized terminal version. The terminal allows for users to import their own proprietary...
    Downloads: 16 This Week
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  • 5
    Firefly III

    Firefly III

    Firefly III: a personal finances manager

    Firefly III is a personal finance manager and double-entry accounting tool built to help individuals and small organizations track budgets, investments, debts, and expenses. Users can import bank statements (CSV, OFX, QIF) or integrate via APIs, map transaction categories, and reconcile accounts. The system supports budgeting schedules, repeating transactions, automatic categorization rules, and reporting dashboards to analyze trends over time. For investments, it tracks price history,...
    Downloads: 31 This Week
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  • 6
    AutoHedge

    AutoHedge

    Build your autonomous hedge fund in minutes

    AutoHedge is an AI-driven financial automation system designed to simulate and manage hedging strategies using intelligent agents. The project focuses on applying autonomous decision-making to financial risk management, allowing agents to analyze market conditions and adjust positions dynamically. It is built around the concept of algorithmic hedging, where strategies are executed programmatically rather than manually, enabling faster and more consistent responses to market changes. ...
    Downloads: 1 This Week
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  • 7
    Barter

    Barter

    Open-source Rust framework for building event-driven systems

    ...It is designed for safety, speed, and flexibility in quantitative finance workflows. Use mock MarketStream or Execution components to enable back-testing on a near-identical trading system as live-trading. Centralised cache-friendly state management system with O(1) constant lookups using indexed data structures. Robust Order management system - use stand-alone or with Barter. Turn on/off algorithmic trading from an external process (eg/ UI, Telegram, etc.) whilst still processing market/account data.
    Downloads: 0 This Week
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  • 8
    Roboquant

    Roboquant

    User-friendly and completely free algorithmic trading platform

    Roboquant is an open-source algorithmic trading platform written in Kotlin. It is flexible, user-friendly and completely free to use. It is designed for anyone serious about algo-trading. So whether you are a beginning retail trader or an established trading firm, Roboquant can help you to quickly develop robust and fully automated trading strategies. But perhaps most important of all, it is blazingly fast. Roboquant is orders of magnitude faster than most other algo-trading platforms. With...
    Downloads: 2 This Week
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  • 9
    Actual

    Actual

    A local-first personal finance app

    ...The platform emphasizes privacy and offline functionality, meaning users can manage their finances even without an internet connection. It provides a structured budgeting system inspired by envelope-style budgeting, helping users allocate funds to categories and track spending in a disciplined way. The application includes features for importing transactions, reconciling accounts, and analyzing financial trends over time, making it suitable for both personal and household finance management.
    Downloads: 2 This Week
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  • 10
    Kalshi Trading Bot CLI

    Kalshi Trading Bot CLI

    AI-native CLI for trading Kalshi prediction markets

    Kalshi Trading Bot CLI is an AI-driven command-line tool designed to automate trading strategies on Kalshi prediction markets by combining quantitative modeling with real-time market data. It operates by conducting deep research on events, generating independent probability estimates, and comparing those estimates against current market prices to identify trading opportunities. The system incorporates advanced decision-making logic, including Kelly criterion-based position sizing and a...
    Downloads: 12 This Week
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  • 11
    EZ Bookkeeping

    EZ Bookkeeping

    A lightweight, self-hosted personal finance app

    Ez Bookkeeping is an open-source personal finance and bookkeeping web application designed to help individuals and small businesses track income, expenses, accounts, and budgets with simplicity and clarity. It provides a clean, modern interface where users can enter transactions, categorize expenses, and visualize financial data through dashboards, charts, and monthly summaries so that users can better understand their cash flow and spending patterns. The system supports multiple account...
    Downloads: 1 This Week
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  • 12
    EtherCalc

    EtherCalc

    Open source web spreadsheet

    EtherCalc is an open source, web-based spreadsheet that allows multiple users to collaborate and work remotely and in real time. Users can edit the same spreadsheet at the same time, with changes instantly reflected on screen. It accepts various mathematical formulae and other functions, and supports several default text formatting directives as well. It can be used for just about anything you’d need a desktop spreadsheet for-- accounting, inventory, scheduling, list management and so much...
    Downloads: 6 This Week
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  • 13
    GoCryptoTrader

    GoCryptoTrader

    Trading bot and framework supporting multiple exchanges

    GoCryptoTrader is a full framework / bot for cryptocurrency trading, written in Go (Golang). It supports multiple exchanges, real-time and historic data, backtesting, handling order books, portfolio management, scripting, and many exchange integration features. It is a trading engine that can be run by users to automate strategies across many exchanges. Licensed under MIT. Support for all exchange fiat and digital currencies, with the ability to individually toggle them on/off. Customisation of HTTP client features including setting a proxy, user agent and adjusting transport settings. ...
    Downloads: 0 This Week
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  • 14
    Kimai

    Kimai

    Kimai is a web-based multi-user time-tracking application

    Kimai is an open-source time-tracking solution. It tracks work time and prints out a summary of your activities on demand. Yearly, monthly, daily, by the customer, by the project. Its simplicity is its strength. Due to Kimai’s browser-based interface, it runs cross-platform, even on your mobile device. With Kimai, the boring process of feeding Excel spreadsheets with your working hours is not only simplified, it also offers dozens of other exciting features that you don't even know you're...
    Downloads: 0 This Week
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  • 15
    Meteroid

    Meteroid

    Open-source pricing and billing infrastructure

    ...The system is written in Rust, emphasizing performance, reliability, and safety, making it suitable for production use in small startups up to large enterprises. Meteroid handles complexities like plan versioning, usage-based billing, re-invoicing, grandfathering of plans, experiments, and cost limiting — giving teams a robust billing backend without building one from scratch.
    Downloads: 0 This Week
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  • 16
    Actual Budget

    Actual Budget

    Fast, privacy-focused personal finance app

    Actual Budget is a fast, privacy-focused personal finance app built around the proven envelope budgeting methodology. It keeps you in control of your money with tools designed to help you make thoughtful financial decisions rather than relying on automated guesswork. The app is fully local-first, meaning it works offline and syncs quietly across your devices without ever compromising ownership of your data. Optional end-to-end encryption ensures your financial information stays private, even...
    Downloads: 7 This Week
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  • 17
    Jspreadsheet CE

    Jspreadsheet CE

    Javascript plugin to create web-based tables & spreadsheets

    Jspreadsheet CE is a lightweight Vanilla JavaScript data grid plugin to create amazing web-based interactive HTML tables, and spreadsheets compatible data grid with other spreadsheet software. You can create an online spreadsheet table from a JS array, JSON, CSV or XSLX files. You can copy from excel and paste straight to your Jspreadsheet CE spreadsheet and vice versa. It is very easy to integrate any third party JavaScript plugins to create your own custom columns, custom editors, and...
    Downloads: 1 This Week
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  • 18
    webERP Accounting & Business Management

    webERP Accounting & Business Management

    Accounting & Best Practice Business Administration System

    Entirely web-based. It is coded in efficient PHP to present a very low overhead on hardware presenting screens fast & capable of working over low bandwidth connections. Now with HTML 5 & javascript form validation & table sorting. Mature codebase with a wealth of features: - Multi-currency - Multi-inventory location - Serial and Lot tracking inventory - Full double entry general ledger - Weighted Average or Standard Costing - Manufacturing works orders - Material Requirements...
    Downloads: 41 This Week
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  • 19
    NautilusTrader

    NautilusTrader

    A high-performance algorithmic trading platform

    NautilusTrader is an open-source, high-performance, production-grade algorithmic trading platform, provides quantitative traders with the ability to backtest portfolios of automated trading strategies on historical data with an event-driven engine, and also deploy those same strategies live, with no code changes. The platform is 'AI-first', designed to develop and deploy algorithmic trading strategies within a highly performant and robust Python native environment. This helps to address the...
    Downloads: 3 This Week
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  • 20
    Apache OpenOffice

    Apache OpenOffice

    The free and Open Source productivity suite

    Free alternative for Office productivity tools: Apache OpenOffice - formerly known as OpenOffice.org - is an open-source office productivity software suite containing word processor, spreadsheet, presentation, graphics, formula editor, and database management applications. OpenOffice is available in many languages, works on all common computers, stores data in ODF - the international open standard format - and is able to read and write files in other formats, included the format used by the...
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    Downloads: 255,526 This Week
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  • 21
    ValueCell

    ValueCell

    Community-driven, multi-agent platform for financial applications

    ...Sensitive user data is stored locally, a design choice that prioritizes privacy and security while still enabling rich analytic workflows.
    Downloads: 0 This Week
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  • 22
    Dolibarr ERP - CRM

    Dolibarr ERP - CRM

    Open source ERP and CRM web software for business

    Dolibarr ERP - CRM is an easy to use ERP and CRM open source software package (run with a web php server or as standalone software) for businesses, foundations or freelancers (prospect, invoicing, inventory, warehouse, order, shipment, POS, members for foundations, bank accounts...). Dolibarr is also available with auto-installers for users with no technical knowledge to install Dolibarr and all its prerequisites (Apache, Mysql, PHP) with just one package. Available platforms for such...
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    Downloads: 3,336 This Week
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  • 23
    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. OpenClinic GA and OpenClinic GMAO are owned by Frank Verbeke, MD, PhD at Post-Factum BV (https://www.post-factum.be)
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    Downloads: 133 This Week
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  • 24
    Grisbi
    Grisbi is a very functional personal financial management program with a reasonable set of homefinance features.
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    Downloads: 665 This Week
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  • 25
    Merchant of Venice
    Venice is a stock market trading programme that supports portfolio management, charting, technical analysis, paper trading and genetic programming. Venice runs in a graphical user interface with online help and has full documentation.
    Downloads: 17 This Week
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