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Lightweight Bitcoin payment processor written in easily deployable Python. Self custody donations and payments on-chain & Lightning network, directly connected to your own Bitcoin node! No middleman/custodian.
Stripe Mobile SDK wrapper for Capacitor
A libGDX cross-platform API for InApp purchasing.
Mirror of tryton
Build, Measure and Grow iOS subscription business
Batch backtest, import and strategy params optimalization for Gekko Trading Bot. With one command you will run any number of backtests.
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.
Pocketbase extention built in Go with stripe webhooks currently in use at sign365.com.au and fastpocket.dev
A gem that calculates the exchange rate using published rates from European Central Bank. Compatible with the money gem
Personal Expense Manager -- UWP (+ Blazor) and CQRS+ES.
Bot18 is a high-frequency cryptocurrency trading bot developed by Zenbot creator @carlos8f
TranslatedHuayoupu Ledger (花有谱, "money has a plan"): less manual entry, income and spending under control. A local, offline bookkeeping app for Android that supports automatic recognition of WeChat and Alipay payment success pages, shake-to-add entries for missed records, bill statistics, and backup, with no account or server needed.
Go library containing a collection of financial functions for time value of money (annuities), cash flow, interest rate conversions, bonds and depreciation calculations.
Translated知策 (Zhice, "know strategy") | AI investment research and strategy experiment workbench: view markets and news, compare strategy judgments; organize investment documents into knowledge backed by source-text evidence, form rules through manual confirmation, screen candidates, and verify them in independent simulated accounts.
Translated子瑜量研 (Ziyu Quant Research, "Ziyu quantitative research") | A local A-share quantitative research workbench: factor research and evolution, strategy backtesting, simulation validation, and traceable evidence. Product introduction and interactive demo.
Do stock correlations predict the market? 66 pre-registered tests, the data, and a triple pendulum that explains why not. If you have an idea you want me to try, submit it as a PR and I will test it and get back to you.
Stripe library for Vapor
A payment processing library for Elixir
Real-time HFT bot for Polymarket crypto Up/Down markets combining CLOB order books, Chainlink feeds and multi-exchange prices with TWAP and Black-Scholes probability models; paper mode and backtests.
PolyTutor overview of Polymarket trading bots: strategy guides (copy trading, market making, dump-hedge, last-seconds, sports), case studies, and engineering notes. Smart trading. Real edge.
SaaS boilerplate/starter-kit in Go+React with Stripe integration, multi-tenant support, comprehensive features and AI-agent ready
Arbitrage bot that currently works on bittrex & poloniex
Passive market-making bot for Predict.fun: quotes from live order books, replaces stale orders and cancels on unsafe price/depth; Windows desktop app and web console for Ubuntu servers.
Gekko Trading Bot dataset dumps. Ready to use and download history files in SQLite format.