Lightweight Java library for reading and writing fixed-width / fixed-length flat files using annotations on POJOs — for banking, payroll, EDI, mainframe, and batch integrations.
Latest release 1_9_1 — 1.9.1 · 17 Jun 2026
2 files for Claude Code: fixedformat4j, fixedformat4j CLAUDE.md — 2,452 tokens loaded in every session.
CLAUDE.md A 2,452 tok .claude/settings.json A — These files are jeyben/fixedformat4j's own configuration — they tell Claude Code how to work on this repository, so they are not mods to install elsewhere. Copy one as a starting point and replace the parts that are about this project.