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Showing 42 open source projects for "key"
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Save Up to 91% on Cloud Compute With Spot VMsRun batch jobs at 60-91% off with Spot VMs. Long-running workloads get automatic discounts with sustained use.
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Stop vibe-debugging.AppSignal's MCP server hands Claude, Cursor, or Zed your real errors, traces, and the deploy that shipped them. AI writes the fix; you review the diff.
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1
alpha_vantage
A python wrapper for Alpha Vantage API for financial data.
...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. The library supports giving its results as json dictionaries (default), pandas dataframe (if installed) or csv, simply pass the parameter output_format='pandas' to change the format of the output for all the API calls in the given class. -
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Frankfurter
Currency data API
Frankfurter is an open-source currency exchange rate API that provides reliable financial data based on reference rates from institutional sources such as the European Central Bank. It is designed to be simple, transparent, and free to use, with no API key requirements or usage limits, making it particularly attractive for developers and small projects. The API offers endpoints for retrieving the latest exchange rates, historical data, and time-series data, enabling both basic conversions and more advanced financial analysis. It allows users to specify base currencies and filter results by selected currencies, making responses efficient and customizable. ... -
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Intelligent stock analysis system
LLM-driven A/H/US stock intelligent analyzer
Intelligent stock analysis system is a Python-based smart stock analysis system that leverages large language models to automatically analyze selected equities across A-shares, Hong Kong stocks, and U.S. markets. It’s designed to produce a daily “decision dashboard” summarizing key insights such as core conclusions, precise entry/exit points, and checklists for potential trades, combining multi-dimensional technical analysis, market sentiment, chip distribution, and real-time price data. The system supports scheduled execution using GitHub Actions, enabling fully automated daily analysis and multi-channel notifications via platforms like Telegram, Enterprise WeChat, Feishu, email, and push services. ... -
4
Google Spreadsheets Python
Google Sheets Python API
gspread is a Python API for Google Sheets. A service account is a special type of Google account intended to represent a non-human user that needs to authenticate and be authorized to access data in Google APIs [sic]. Since it’s a separate account, by default it does not have access to any spreadsheet until you share it with this account. Just like any other Google account. To access spreadsheets via Google Sheets API you need to authenticate and authorize your application. Older versions of... -
Stop Cyber Threats with VM-Series Next-Gen Firewall on AzureGain integrated visibility across all traffic in a single pass. Deploy Palo Alto Networks VM-Series to determine application identity and content while automating security policy updates via rich APIs.
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5
lemonade-stand
A handy guide to financial support for open source
...Rather than being a traditional software tool, it functions as a structured knowledge base that walks users through the process of ideation, product development, marketing, monetization, and scaling. The repository is organized into sections that cover key aspects of building a startup, including pricing strategies, user acquisition, growth tactics, and operational considerations. It is particularly valuable for indie developers and founders who want a practical roadmap for launching products without relying on formal business education. The content emphasizes actionable insights and case studies, helping users understand not just what to build but how to position and sell it effectively. -
6
Swap
Currency exchange rates library
...The library supports both real-time and historical exchange rates, making it suitable for financial applications that require accurate and time-sensitive data. One of its key strengths is its ability to define fallback providers, ensuring reliability even if a primary data source fails. Swap also includes optional caching mechanisms to reduce API calls and improve performance in production environments. It integrates seamlessly with frameworks like Symfony and Laravel, making it easy to incorporate into existing PHP applications. -
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TradingGoose Studio
Technical analysis + LLM powered trading workflows
...Users can connect their own data providers and define personalized strategies using programmable indicators, making the system highly flexible for different trading styles. A key aspect of the platform is its visual workspace, where charts, widgets, and workflow blocks can be arranged and customized to create an interactive trading environment. -
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MoneyCSV
Personal finance transaction tracker similar to the obsolete MS Money
...Money CSV provides reoccurring bills, budget tracking, report generation, net worth tracking and custom transaction import rules. The program supports importing of downloaded transaction files (CSV, OFX, QFX and QIF). Money CSV supports stock price updates if you get a key for the Yahoo Finance (YH Finance) API from RapidAPI.com. The intro level API key is free, and you get 500 downloads per month of all your stocks, which is plenty of downloads as one typically just updates once a day. The main advantage of this Money CSV is that all account transactions are stored in CSV text files rather than a proprietary database format. ... -
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bitResurrector
Bitcoin private key recovery tool with Bloom Filter & CUDA
BitResurrector v3.0.3 is a high-performance security research tool designed for digital archaeological tasks: recovering access to abandoned Bitcoin assets. The engine exploits specific entropy vulnerabilities (CVE-2013-7372) and uses a 9-echelon statistical filter to segregate mathematical "corpses" from potentially valid keys. Technological Stack: - Zero-Latency Bloom Filter: Real-time matching against 58M+ active addresses (Loyce Club data). - Turbo Core: C++/AVX-512 optimization... -
Ship Agents FasterGemini Enterprise Agent Platform lets you rapidly build, scale, govern and optimize production-ready agents grounded in your organization's data. The platform enables developers to build custom or pre-built agents for virtually any use case. New customers get $300 in free credits.
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TOPCEE
Python GUI tool for estimating plant CAPEX, OPEX, and profitability
TOPCEE (Toyese Oyegoke Process Cost & Economic Evaluator) is a GUI-based Python application designed to assist chemical engineers, researchers, and students in evaluating the profitability of chemical/process plants. The app calculates capital and operational expenditures (CAPEX & OPEX) and provides key profitability metrics such as: **ROI (Return on Investment) **IRR (Internal Rate of Return) **NPV (Net Present Value) **Payback Period (Discounted and Non-Discounted) **Benefit-Cost Ratios Users input plant-specific values like feedstock costs, operating time, product price, and equipment cost — and the tool generates real-time visualizations and results. ... -
11
KasirCepat
The honest POS for your shop. Your data. Your control.
...Unlike many POS solutions that depend on cloud services, feature restrictions, or data collection, KasirCepat is designed around a simple principle: Your shop. Your data. Your control. Available on Android, Windows, and Linux. Key features include sales transactions, inventory management, reports, backup and restore, and local WiFi multi-device support without requiring cloud infrastructure. No traps. No cloud dependency. Just an honest POS for small businesses. -
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Prowide Core
Java framework for SWIFT [tm] MT (FIN) messaging
Prowide Core (previously known as WIFE) is an open source Java framework for managing SWIFT MT messages. The library key features are the comprehensive Java model for all MT message types, along a straight-forward parsing and building API. The project is active since 2006, production ready and commercially supported. For detail information on the support package options please check: https://www.prowidesoftware.com/services SWIFT is a trademark of S.W.I.F.T. -
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Emjysoft Gestion Locative Connector
Open-source plugin connector for Emjysoft Gestion Locative v22+
...This plugin enables seamless document transmission to external systems via HTTP POST or local executables, supporting automated workflows for property management documents. KEY FEATURES: - Send rent notices, receipts, and certificates to external systems - Support for HTTP POST (with basic authentication) and EXE integration - JSON-based data format with 128-bit UUIDs - Base64-encoded document content - PHP and Python integration examples included - MIT License - free to use and modify SUPPORTED DOCUMENTS: - Rent calls/notices - Rent receipts - Payment reminders - Rent revisions - Service charge adjustments - Payment schedules - Certificate requests -
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Zoom Investment Portfolio Manager
Record your investments in stocks, shares and funds
DESCRIPTION A simple to use manager for your investments in stocks, shares and funds. Unlike web based portfolios your data is kept confidential, stored on your own computer. -
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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 -
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Money Math
Smart financial calculator for savings, discounts and payments
Looking for a simple yet powerful financial tool? Our calculator app helps you easily manage your money with four key features. You can calculate how much your savings will grow with interest — just enter your deposit, rate, and period. It’s perfect for planning your investments. The app also helps you understand discounts — input the original price and discount percentage, and see the final price instantly. Managing regular payments is simple: just enter the amount, frequency, and duration to find out your total expenses. ... -
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Open Crypto Tracker
Bitcoin Alts portfolio tracker, email / text / alexa / telegram alerts
100% FREE / open source / PRIVATE cryptocurrency portfolio tracker. Email / text / alexa / telegram price alerts, price charts, mining calcs, leverage / gain / loss / balance stats, news feeds +more. Privately track Bitcoin / Ethereum / unlimited cryptocurrencies. Customize as many assets / markets / alerts / charts as you want. Over 50 Exchanges / 40 Trading Pairs Supported (exchanges / pairings list at bottom of README.txt): https://tinyurl.com/ct-readme Nearly Unlimited Assets... -
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uniCenta POS
uniCenta oPOS - dynamically evolving POS project
Keep up-to-date with the latest news - Visit uniCenta's main site https://unicenta.com/about-unicenta-opos/unicenta-news/ uniCenta oPOS v5.0 is the latest community release. Get the latest uniCenta oPOS 5.4.0 https://unicenta.com/download-files/ if you would like to make a contribution and support the project or need business support help. 📢 uniCenta oPOS 5.4.0 in fully integrated with WooCommerce! ✅ Run your website and store with the same data ✅ Support table ordering at your... -
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Quoter
Quoter - The Console Based Stock Quote Tool
...Please check their usage agreements prior to signing up and ensure you are allowed to user their service. After getting an account, log into the dashboard and you can see your API tokens. You'll need the secret token to use this program. The secret key starts with sk_ This is a single executable JAR file. While you will need Java installed, there is no need to install this program. Just download the JAR file, place it somewhere convenient, and execute it from the command line: java -jar quoter.jar See Homepage for detailed usage instructions -
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TradeMaster
TradeMaster is an open-source platform for quantitative trading
TradeMaster is a first-of-its-kind, best-in-class open-source platform for quantitative trading (QT) empowered by reinforcement learning (RL), which covers the full pipeline for the design, implementation, evaluation and deployment of RL-based algorithms. TradeMaster is composed of 6 key modules: 1) multi-modality market data of different financial assets at multiple granularities; 2) whole data preprocessing pipeline; 3) a series of high-fidelity data-driven market simulators for mainstream QT tasks; 4) efficient implementations of over 13 novel RL-based trading algorithms; 5) systematic evaluation toolkits with 6 axes and 17 measures; 6) different interfaces for interdisciplinary users. -
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...Then once you know your rent affordability index, you can then search on apartment listings. Version 1.2.0 will find affordable cities based on your calculations. Requires a FREE API key from HUD to use the affordable city matching feature. Get your free api key from https://www.huduser.gov/portal/dataset/fmr-api.html
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hangzhou_house_knowledge
Sharing the knowledge of buy an own house
hangzhou_house_knowledge is a public knowledge repository about buying property in Hangzhou, China. It is not a software application, but a structured guide based on the author’s 2017 home-buying experience. The project organizes information about Hangzhou districts, housing concepts, property channels, metro planning, redevelopment, land auctions, school districts, facilities, regional planning, and real estate reports. It combines practical explanations with maps, images, policy... -
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Free Weighbridge Software
Imagic Solution Easy to Use Windows Based Weighbridge Software
Imagic Solution Provide Easy to Use Windows Based Weighbridge Software, its Support Win10/Win11/Win7, 32 and 64 Bit both OS. Facility to Create Multi User with Various Authorisation, it will Provide Secure Weighment with Various Facility Like CCTV Image Capture, RFID Reader Integration, Boom Barrier Integration, Traffic Light, PA Sound System, LED display etc... This Software Provide a secure and Fraud-Free-Operation of All Kind Of Weighbridge, its Design to Suitable for all Kind of... -
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Fryktelig fin faktura
Create, review and administer norwegian invoices.
...«Fryktelig Fin Faktura» er et fakturaprogram for norske forhold. Fakturaene lages på PDF eller skjema F60. Dersom du kan hjelpe til, er vi åpne for flere utviklere. Releases are signed with this GnuPG/PGP key fingerprint: «7F09 D1F8 1C3E 1758 4AC9 C61A 4F5A D64D FA68 7324» -
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ML for Trading
Code for machine learning for algorithmic trading, 2nd edition
On over 800 pages, this revised and expanded 2nd edition demonstrates how ML can add value to algorithmic trading through a broad range of applications. Organized in four parts and 24 chapters, it covers the end-to-end workflow from data sourcing and model development to strategy backtesting and evaluation. Covers key aspects of data sourcing, financial feature engineering, and portfolio management. The design and evaluation of long-short strategies based on a broad range of ML algorithms, how to extract tradeable signals from financial text data like SEC filings, earnings call transcripts or financial news. Using deep learning models like CNN and RNN with financial and alternative data, and how to generate synthetic data with Generative Adversarial Networks, as well as training a trading agent using deep reinforcement learning.
