DUCKQUANT / THE QUANT & AI DIRECTORY
14,444 resources, ranked by in-directory PageRank
Showing 2,341–2,376 of 14,444 resources
library for marshaling and unmarshaling ISO 8583 messages used in card and POS systems
Reader, writer, and validator for X9 Image Cash Letter (Check 21) files used in US check clearing
library for validation, creation, and extraction of IBAN, BBAN, and BIC/SWIFT numbers
library for IBAN and BIC validation, parsing, and generation
Stateless unified payment processing library with multi-language SDKs for integrating multiple processors
Unified API for integrating dozens of payment gateways in Elixir/Phoenix applications
Programmable open source ledger with atomic multi-posting transactions and a built-in DSL (Numscript)
Handbook of engineering patterns for building software that handles money and financial systems.
implementation of Fowler's Money pattern for integer-based monetary amounts
Open, royalty-free XML standard for fund data exchange and regulatory reporting across the European fund industry ( schema ).
Flow Forecast is a deep learning for time series forecasting, classification, and anomaly detection framework built in PyTorch
jQuery-free library for building, validating, and formatting credit card forms
Open database and tools for sanctions lists, politically exposed persons (PEP), and persons of interest used in KYC/AML
Real-time usage metering and aggregation for usage-based billing of APIs and infrastructure
Open source REST API platform for banks supporting Open Banking, PSD2, XS2A, and Open Finance
Framework-agnostic PHP library for integrating many payment gateways behind a single, consistent API
library for monetary values, formatting, and currency conversion without floating-point errors
Open source software for interoperable real-time payment platforms, used to build national switches and financial-inclusion rails
Parser and generator for Metro 2 consumer credit reporting files used by credit bureaus
Open source metering, usage-based billing, and subscription management API with pricing, analytics, and payment orchestration
Open source subscription management and billing platform with usage metering, invoicing, and real-time analytics
Netty-based Java ISO 8583 client and server for connecting to card and POS networks
payments platform for ISO 8583, ISO 20022, and EMV, used in production gateways and switches since 1998
library for representing, comparing, and calculating monetary amounts with a given currency
implementation of Fowler's Money pattern for precise monetary values and currency
A scikit-learn compatible machine learning library for supervised/panel forecasting
Financial transactions database designed for mission-critical safety and high throughput
Immutable, scalable ledger service for recording financial transactions with strong auditability
library for parsing and validating IBANs and BICs with country-specific bank registry data
based Typst engine and sidecar for sub-millisecond receipt generation, PDF/A-3b hybrid invoices, and Factur-X compliance
Cross-platform library for adding Apple Pay and Google Pay to React Native applications
library to parse, validate, and format standard numbers including IBAN, VAT IDs, and national identifiers
parser and business model for ISO 20022 MX messages (pacs, camt, pain, and related sets)
model and parsers for SWIFT MT (FIN) messages used in correspondent banking
Guide to PCI DSS compliance for fintech companies handling payment data
payment processing library covering cards, offsite purchasing, subscriptions, and payouts
