A unified trading API with more than 100 crypto exchanges and prediction markets in JavaScript / TypeScript / Python / C# / PHP / Go / Java / Rust
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Shardeum is an EVM based autoscaling blockchain
The most comprehensive authentication framework
- authentication
- oauth
- oauth2
- typescript
A local-first personal finance app
- budgeting
- finance
- money
- personal-finance
Data Apps & Dashboards for Python. No JavaScript Required.
Modern React starter kit with Bun, TypeScript, Tailwind CSS, tRPC, Stripe, and Cloudflare Workers. Production-ready monorepo for building fast web apps.
OpenStock is an open-source alternative to expensive market platforms. Track real-time prices, set personalized alerts, and explore detailed company insights — built openly, for everyone, forever free.
Performant financial charts built with HTML5 canvas
- financial-charting-library
- charting-library
- html5-charts
- canvas
Get started quickly with Next.js, Postgres, Stripe, and shadcn/ui.
A 100% free modern JS SaaS boilerplate (React, NodeJS, Prisma). Full-featured: Auth (email, google, github, slack, MS), Email sending, Background jobs, Landing page, Payments (Stripe, Polar.sh), Shadcn UI, S3 file upload. AI-ready with tailored AGENTS.md, skills, and Claude Code plugin. One cmd deploy. Powered by Wasp full-stack framework.
- full-stack
- open-source
- saas
- nodejs
Low-Budget Password Strength Estimation
Invoicing, Time tracking, File reconciliation, Storage, Financial Overview & your own Assistant made for Freelancers
:credit_card: make your credit card form better in one line of code
Open Source Metering and Usage Based Billing API ⭐️ Consumption tracking, Subscription management, Pricing iterations, Payment orchestration & Revenue analytics
A source-available invoice, quote, project and time-tracking app built with Laravel
- php
- expenses
- javascript
- invoices
Polar — A billing platform for the intelligence era
Open Source Wealth Management Software. Angular + NestJS + Prisma + Nx + TypeScript 🤍
- wealth-management
- web
- software
- angular
Free Open Source ERP CRM Software Accounting Invoicing | Node.Js React
- accounting
- erp
- erp-application
- invoice
Wallos: Open-source, self-hostable personal subscription tracker. Visualize your recurring expenses, manage your budget, and save money.
Ever® Gauzy™ - Open Business Management Platform (ERP/CRM/HRM/ATS/PM) - https://gauzy.co
- hr
- salary
- accounting
- expenses
Free open source crypto trading bot to automate AI, Grid, DCA and TradingView strategies on Binance, Hyperliquid and 15+ exchanges, with a simple interface.
- trading-bot
- python
- bitcoin
- ai-trading
ezBookkeeping is an open source, powerful, self-hosted personal finance app that is easy to use.
- self-hosted
- golang
- vue
- app
Open-Source Subscription Billing & Payments Platform
- killbill
- billing
- payments
- subscriptions
🎉 Flexible invoicing desktop app with beautiful & customizable templates.
- invoice
- invoice-pdf
- invoice-generator
- invoice-template