Best and simplest tool for website change detection, web page monitoring, and website change alerts. Perfect for tracking content changes, price drops, restock alerts, and website defacement monitoring—all for free or enjoy our SaaS plan!

Introduce technologies on blockchain and distributed ledger, from theory to practice with bitcoin, ethereum and hyperledger.

Open-source, non-custodial, privacy preserving Bitcoin wallet for Windows, Linux, and Mac.

Free, open-source crypto trading bot, automated bitcoin / cryptocurrency trading software, algorithmic trading bots. Visually design your crypto trading bot, leveraging an integrated charting system, data-mining, backtesting, paper trading, and multi-server crypto bot deployments.

Bitcoin.org Website

Stock Indicators for .NET is a C# NuGet package that transforms raw equity, commodity, forex, or cryptocurrency financial market price quotes into technical indicators and trading insights. You'll need this essential data in the investment tools that you're building for algorithmic trading, technical analysis, machine learning, or visual charting.

Finnhub Python API Client. Finnhub API provides institutional-grade financial data to investors, fintech startups and investment firms. We support real-time stock price, global fundamentals, global ETFs holdings and alternative data. https://finnhub.io/docs/api

A simple and private bitcoin exchange

Mastering Bitcoin 3rd Edition - Programming the Open Blockchain

Estimate a public companys intrinsic value through DCF, relative, and sum-of-the-parts valuation methods.

Free self-hosted market-making bot for crypto projects & token issuers. Volume, spread, liquidity, price ranges, and dynamic order books — all in one.

Easy token price estimates for 400+ LLMs. TokenOps.