Real-time bKash SMS transaction monitoring for Android — capture, store, and sync P2P payments to your own Cloudflare backend for automated payment verification.

Fast and reliable Python library to extract and verify payment receipts from major Ethiopian banks (CBE, Dashen, Awash, BOA, Zemen, Telebirr).

Payment verification for QIWI, Payeer, YooMoney, WebMoney and QIWI Virtual Bank Card

Automatic bKash, Nagad, Rocket & uPay payment verification via SMS detection. Android app that parses incoming payment messages and forwards transaction data (TrxID, amount, sender, balance) to your server in real-time. No root, no PC, no extra setup.

Backend API for verifying and managing personal payment SMS, with secure API key validation and Firestore integration.

TypeScript toolkit for verifying native Hedera payments (HBAR & HTS) by receiver, amount, memo & time window via the Mirror Node — read-only, non-custodial, bigint-safe.

Merkle-Forest SPV (MF-SPV): sender-held inclusion proofs for BSV/Teranode at 10^6-10^11 tx/s — reference implementation, security audit, and publication-grade evaluation. Open BSV License v4.

Fiber payment verification to signed access receipts on CKB Fiber.

A complete implementation of a token minting dApp on Base, integrating the novel x402 payment verification model for secure and automated transactions.

Flask-based e-commerce platform with MongoDB, SQLite, and custom UPI/bank transfer verification.

Open-source Peer examples, including a brand-neutral browser extension template for privacy-preserving payment verification.

Full order management system for social media businesses selling without a website. Auto payment screenshot upload, fraud & duplicate detection, one-tap Telegram approval, and instant Gmail + Telegram notifications to customers. 40hrs/week → 2hrs. 12 fake orders/week → 0.

A lightweight health monitoring tool for public x402-enabled APIs

WooCommerce Order Notification & Verification

An advanced AI-powered system designed to detect fraudulent UPI payment screenshots using multi-layer verification techniques including Error Level Analysis (ELA), OCR extraction, and LayoutLM-based structure validation.