nacha

ACH implements a reader, writer, and validator for Automated Clearing House (ACH) files. The HTTP server is available in a Docker image and the Go package is available.

A RESTful API enabling electronic payments to be submitted and received without a deep understanding payment file specification

Payment gateway enabling automated ACH operations in a distributed and fault tolerant way.

A NACHA library for .NET / c#

An Elixir library for generating and parsing NACHA files for US ACH & EFT bank transfers

Programmatic and configurable ACH scenario testing of returns, NOC/corrections, reconciliation, etc.

Web interface for viewing ACH files in a variety of sources (filesystem, GCS buckets, etc)

Nacha Format Reader/Writer for .NET

An home-grown, open-source NACHA library

A tool for verifying an ACH file for accuracy, fixing the file, and generating a detailed breakdown report of record fields and encountered problems

ACH Parser implemented in Ruby

Automated Clearing House (ACH) Payments over-the-wire

Java ACH model for Moov API

federal reserve wire/ach depository inst. info

NACHA Parsing Utility

ACH (Automated Clearing House) file parser for Rust following the NACHA (National Automated Clearing House Association) specifications.

Production-grade ACH payment retry orchestrator with NACHA return-code routing, Temporal workflows, and durable audit trails.

Free, open-source payroll and direct-deposit coordination toolkit for organizations of any size.

Java/Spring Boot reference architecture for joint AI-driven ACH payment decisioning. Sub-100µs inference. 220× faster than gradient-boosted baselines.

A tool to convert ACH transaction data to CSV