Repository Index

Free Open Source ERP CRM Software Accounting Invoicing | Node.Js React

• accounting
• erp
• erp-application
• invoice

🎉 Flexible invoicing desktop app with beautiful & customizable templates.

• invoice
• invoice-pdf
• invoice-generator
• invoice-template

Modular logistics and supply chain operating system (LSOS)

• driver-app
• fleet-management
• infrastructure
• inventory-management

A self-hosted UPI & COD payment gateway with zero per-transaction platform fees, universal JavaScript checkout integration, dynamic QR payments, WhatsApp OTP authentication, and automated payment verification.

A javascript technical indicators written in typescript with pattern recognition right in the browser

• cryptocurrency
• stock-market
• stock-trading
• technical-indicators

One home instead of many subscriptions. Yuvomi is a self-hosted family planner: tasks, calendar, budget, meals, shopping, health and more in one PWA on your own server or NAS. Docker, Podman, TrueNAS, Umbrel, Unraid, Portainer, Home Assistant, YunoHost, Proxmox. No tracking, MIT.

• family
• pwa
• family-planner
• open-source

Strategies to Gekko trading bot with backtests results and some useful tools.

• gekko
• strategies
• gekko-strategies
• gekko-backtest

The JavaScript library for ExtensionPay.com — payments for your browser extensions, no server needed.

• payments
• javascript-library
• monetization
• chrome-extension

Free invoice builder & GST billing software for India. Make GST invoices, quotations, bills of supply and credit notes as PDF; GSTR-1/3B reports. Free invoice maker for shops, freelancers & small businesses. Free Tally alternative: open source, 100% offline, no signup, no limits.

• gst
• billing-software-open-source
• gst-billing
• hsn-code

Predicts how news-driven supply-chain shocks ripple across S&P 500 stocks, with an event-study backtest and a hash-chained public prediction ledger. Built on MIT open-source SEC supply-graph code.

• cloudflare-workers
• d3
• event-study
• finance

Deterministic, dependency-free Chan-theory (缠论) structure engine + multi-market trading workstation (A-shares / HK / US / crypto) with teaching chart annotations and a mobile PWA.

Self-hosted, invisible CAPTCHA that detects AI agents driving real browsers. GDPR, WCAG 2.2 AA, and EAA: no cookies, no third-party data sharing, and no visual or audio puzzle. With a false-positive budget enforced in CI. Proof of work, drop-in for Turnstile and reCAPTCHA.

• anti-bot
• behavioral-analysis
• bot-detection
• captcha

💸 Crypto Payments straight to your wallet. DePay simplifies Web3 integration for developers, harnessing DeFi to accept any token effortlessly. Integrate frictionless, real-time token conversion with sleek, customizable widgets designed for seamless user experience.

• blockchain
• payment
• widgets
• react

A small repo to help SaaS devs build a LemonSqueezy integration with Pocketbase

• lemonsqueezy
• pocketbase
• saas

An event-driven library to manage and simulate Web Monetization.

• monetization
• web-monetization
• event-driven
• simulation

A scriptable Widget showing your personal Crypto-Balances

• crypto
• cryptocurrency
• balance
• money

👛 Tools for managing a vanity Web Monetization wallet

A JS library for Web Monetization revenue splitting. #gftwhackathon Winner.

• web-monetization
• monetization
• revenue-sharing
• grant-for-the-web