Showing 175 open source projects for "no-code-app-builders"

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  • 1
    Quadratic

    Quadratic

    Data science spreadsheet with Python & SQL

    ...This makes our grids completely portable and very easy to share. Quadratic has Python library support built-in. Bring the latest open-source tools directly to your spreadsheet. Quickly write code and see the output in full detail. No more squinting into a tiny terminal to see your data output.
    Downloads: 4 This Week
    Last Update:
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  • 2
    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.
    Downloads: 4 This Week
    Last Update:
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  • 3
    PhpSpreadsheet

    PhpSpreadsheet

    A pure PHP library for reading and writing spreadsheet files

    PhpSpreadsheet is a library written in pure PHP and offers a set of classes that allow you to read and write various spreadsheet file formats such as Excel and LibreOffice Calc. PhpSpreadsheet is a library written in pure PHP and offers a set of classes that allow you to read and write various spreadsheet file formats such as Excel and LibreOffice Calc. Support for PHP versions will only be maintained for a period of six months beyond the end of life of that PHP version. Use composer to...
    Downloads: 54 This Week
    Last Update:
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  • 4
    Invoice Ninja

    Invoice Ninja

    Free and Open Source Invoicing, Expenses & Time-Tracking

    Invoice Ninja is a free and open source invoicing, expenses and time-tracking app built with Laravel and Flutter. It offers a plethora of great features, including custom branded invoice design, recurring invoicing and auto-bill clients, real-time quote creation and custom proposals, expense reporting and so much more! Invoice Ninja is also capable of handling online payments from more than 40 payment gateways, including Stripe, PayPal and WePay.
    Downloads: 17 This Week
    Last Update:
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  • 5
    AI Hedge Fund

    AI Hedge Fund

    An AI Hedge Fund Team

    This repository demonstrates how to build a simplified, automated hedge fund strategy powered by AI/ML. It integrates financial data collection, preprocessing, feature engineering, and predictive modeling to simulate decision-making in trading. The code shows workflows for pulling stock or market data, applying machine learning algorithms to forecast trends, and generating buy/sell/hold signals based on the predictions. Its structure is educational: intended more as a proof-of-concept than a ready-to-use financial product, giving learners insight into the mechanics of quantitative finance automation. ...
    Downloads: 5 This Week
    Last Update:
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  • 6
    Akaunting

    Akaunting

    Online Accounting Software

    Online accounting software designed for small businesses and freelancers. Akaunting is built with modern technologies such as Laravel, VueJS, Tailwind, RESTful API etc. Thanks to its modular structure, Akaunting provides an awesome App Store for users and developers.
    Downloads: 3 This Week
    Last Update:
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  • 7
    Superalgos

    Superalgos

    Free, open-source crypto trading bot, automated bitcoin trading

    ...You will notice the difference as soon as you join the Telegram Community Group or the new Discord Server! Superalgos is an ever-growing ecosystem of tools and applications. Once you install and launch the app, a series of interactive tutorials take you by the hand and walk you all around the system while you learn the basic skills required to use the interface, mine data, backtest strategies, and even run a live trading session.
    Downloads: 11 This Week
    Last Update:
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  • 8
    CryptPad
    ...All content is encrypted client-side, ensuring that only authorized users can access the information. CryptPad supports various applications, including rich text documents, spreadsheets, presentations, code editing, kanban boards, polls, and whiteboards, facilitating real-time collaboration among teams. Users can access CryptPad without creating an account, and the platform also offers self-hosting options for organizations seeking full control over their data.
    Downloads: 7 This Week
    Last Update:
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  • 9
    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: 6 This Week
    Last Update:
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  • 10
    Wallos

    Wallos

    Open-source, self-hostable personal subscription tracker

    ...It focuses on turning subscriptions into a clear, organized view of your financial commitments, helping you spot waste, anticipate upcoming charges, and plan your budget with fewer surprises. The app supports subscription management with due dates and payment schedules so you can keep track of what’s active and when it renews. To make analysis more meaningful, Wallos includes category management so you can group expenses and identify spending patterns over time. It also supports multiple currencies, which is especially useful for people paying for services in different billing regions or traveling between countries.
    Downloads: 2 This Week
    Last Update:
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  • 11
    Actual

    Actual

    A local-first personal finance app

    Actual is a local-first personal finance application designed to give users full control over their budgeting and financial data without relying on centralized cloud services. It is built using Node.js and operates with a synchronization layer that allows users to keep their data consistent across multiple devices while still maintaining ownership of their information. The platform emphasizes privacy and offline functionality, meaning users can manage their finances even without an internet...
    Downloads: 0 This Week
    Last Update:
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  • 12
    WYGIWYH

    WYGIWYH

    A simple but powerful self-hosted finance tracker

    ...Based on a philosophy that you should use what you earn each month for that month, it helps you understand where your funds go while keeping savings clearly separated so they aren’t accidentally dipped into for everyday expenses. The app supports multiple currencies, customizable transaction types, and built-in tools like dollar-cost averaging tracking to help you see investment activity alongside regular expenses, making it flexible for real world financial situations and global use. Its interface is designed to prioritize clarity and ease of entry, so you can quickly record and review spending without being overwhelmed by features you don’t need.
    Downloads: 0 This Week
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  • 13
    AIQuant

    AIQuant

    AI-powered platform for quantitative trading

    ...Stock trading strategies: large models, factor mining, traditional strategies, machine learning, deep learning, reinforcement learning, graph networks, high-frequency trading, etc. Resource summary: network-wide resource summary, practical cases, paper interpretation, and code implementation.
    Downloads: 4 This Week
    Last Update:
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  • 14
    Tally

    Tally

    Let agents classify your bank transactions

    Tally is an open-source, AI-assisted tool designed to automate the classification of personal financial transactions, helping users turn raw bank data into meaningful categories without manual tagging. At its core, Tally pairs a local rule engine with large language models so that an AI assistant (like Claude Code, Copilot, or any CLI agent) interprets, suggests, and categorizes expenses, savings, subscriptions, and income events based on your own rules and behavior. It generates human-readable reports and can produce HTML, JSON, or Markdown outputs to suit dashboards or personal finance workflows. The project emphasizes transparency, allowing users to see why a particular transaction was classified a certain way and to refine rules over time. ...
    Downloads: 3 This Week
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  • 15
    Liberapay

    Liberapay

    Source code of the recurrent donations platform Liberapay

    Liberapay is an open-source platform designed to facilitate recurring donations to creators, developers, and projects, with a strong emphasis on transparency, privacy, and sustainability. It operates as a nonprofit service that allows users to financially support individuals or teams on a weekly, monthly, or yearly basis without expecting rewards in return. The platform is particularly focused on funding open-source software, free knowledge, and creative work, helping contributors maintain...
    Downloads: 2 This Week
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  • 16
    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 parity challenge of keeping the Python research/backtest environment, consistent with the production live trading environment. NautilusTraders design, architecture and implementation philosophy holds software correctness and safety at the highest level, with the aim of supporting Python native, mission-critical, trading system backtesting and live deployment workloads.
    Downloads: 4 This Week
    Last Update:
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  • 17
    VisiData

    VisiData

    A terminal spreadsheet multitool for discovering and arranging data

    ...VisiData supports tsv, CSV, SQLite, JSON, xlsx (Excel), hdf5, and many other formats. Requires Linux, OS/X, or Windows (with WSL). Hundreds of other commands and options are also available; see the documentation. Code in the stable branch of this repository, including the main vd application, loaders, and plugins, is available for use and redistribution under GPLv3. VisiData is a free, open-source tool that lets you quickly open, explore, summarize, and analyze datasets in your computer’s terminal. VisiData works with CSV files, Excel spreadsheets, SQL databases, and many other data sources.
    Downloads: 2 This Week
    Last Update:
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  • 18
    Optional Fund Assistant

    Optional Fund Assistant

    Quickly obtain real-time data of the funds of interest

    ...The extended form is very suitable for office workers, without opening the website, it is only displayed in the form of a small window, which will not attract the attention of the boss, which is convenient for working and fishing. First, enter the fund code to add a fund, and the price information and income information can be displayed in the browser in the form of corner labels, which is more convenient and intuitive.
    Downloads: 2 This Week
    Last Update:
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  • 19
    QuantDinger

    QuantDinger

    AI-driven, local-first quantitative trading platform for research

    ...QuantDinger also incorporates optional AI features via external APIs, assisting in tasks like strategy ideation or interpreting market indicators, but strategy logic remains inspectable and transparent in code.
    Downloads: 1 This Week
    Last Update:
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  • 20
    Yahoo! Finance market data downloader

    Yahoo! Finance market data downloader

    Yahoo! Finance market data downloader

    ...finance. yfinance aimed to offer a temporary fix to the problem by scraping the data from Yahoo! Finance and returning a the data in the same format as pandas_datareader's get_data_yahoo(), thus keeping the code changes in existing software to a minimum. The latest version of yfinance is a complete re-write of the libray, offering a reliable method of downloading historical market data from Yahoo! Finance, up to 1 minute granularity, with a more Pythonic way. The Ticker() module allows you get market and metadata for security, using a Pythonic way.
    Downloads: 1 This Week
    Last Update:
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  • 21
    Optopsy

    Optopsy

    A nimble options backtesting library for Python

    ...The csv_data() function is a convenience function. Under the hood it uses Panda's read_csv() function to do the import. There are other parameters that can help with loading the csv data, consult the code/future documentation to see how to use them. Optopsy is a small simple library that offloads the heavy work of backtesting option strategies, the API is designed to be simple and easy to implement into your regular Panda's data analysis workflow. As such, we just need to call the long_calls() function to have Optopsy generate all combinations of a simple long call strategy for the specified time period and return a DataFrame. ...
    Downloads: 1 This Week
    Last Update:
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  • 22
    Google Spreadsheets Python

    Google Spreadsheets Python

    Google Sheets Python API

    ...Google has deprecated it in favor of google-auth. If you’re still using oauth2client credentials, the library will convert these to google-auth for you, but you can change your code to use the new credentials to make sure nothing breaks in the future. If you familiar with the Jupyter Notebook, Google Colaboratory is probably the easiest way to get started using gspread.
    Downloads: 0 This Week
    Last Update:
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  • 23
    alpha_vantage

    alpha_vantage

    A python wrapper for Alpha Vantage API for financial data.

    ...This module implements a python interface to the free API provided by Alpha Vantage. You can have a look at all the API calls available in their API documentation. For code-less access to the APIs, you may also consider the official Google Sheet Add-on or the Microsoft Excel Add-on by Alpha Vantage. To get data from the API, simply import the library and call the object with your API key. Next, get ready for some awesome, free, realtime finance data. Your API key may also be stored in the environment variable ALPHAVANTAGE_API_KEY. ...
    Downloads: 0 This Week
    Last Update:
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  • 24
    stylex-jsx

    stylex-jsx

    Full CSS support for JSX without compromises

    Full, scoped and component-friendly CSS support for JSX (rendered on the server or the client). Code and docs are for v3 which we highly recommend you to try. Looking for styled-jsx v2? Switch to the v2 branch. Blazing fast and optimized CSS rules injection system based on the CSSOM APIs. Full CSS support, no tradeoffs in power. Runtime size of just 3kb (gzipped, from 12kb). Complete isolation: Selectors, animations, keyframes. Built-in CSS vendor prefixing.
    Downloads: 0 This Week
    Last Update:
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  • 25
    Invoiso

    Invoiso

    Free Invoice & Billing Software for Windows & Linux

    ...Create professional PDF invoices, manage clients and products - no internet, no subscription, no account needed. Invoiso is a free, open-source desktop invoicing app for small businesses, shops, and freelancers on Windows and Linux. All data stays on your device — no internet required, ever.
    Downloads: 22 This Week
    Last Update:
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