Parse fixed-width / COBOL copybook records (DISPLAY, ZONED, COMP-3, COMP, OCCURS, REDEFINES) into typed .NET 8 domain models. EBCDIC supported. AWS Lambda example + SAM template included.
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May 14, 2026 - C#
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comp-3
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Protected evaluation toolkit for COBOL copybook analysis, EBCDIC conversion, packed decimal conversion and legacy/mainframe data reconciliation.
etl insurance audit cobol banking data-conversion mainframe ebcdic copybook data-reconciliation packed-decimal legacy-modernization comp-3 mainframe-migration migration-validation
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May 30, 2026
GPU/CUDA-accelerated batch decoding of COBOL numeric fields (COMP-3/zoned) for high-throughput legacy-data ingest. Part of KOBOLD. Apache-2.0.
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Jun 12, 2026 - Rust
Read and write fixed-width / flat-file / mainframe data in DuckDB with SQL — Perl unpack / Python struct / COBOL copybooks (COMP-3, EBCDIC, OCCURS, REDEFINES). A VGI worker.
rust sql flat-file cobol data-engineering unpack struct vgi mainframe ebcdic fixed-width apache-arrow copybook duckdb packed-decimal comp-3
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Jun 19, 2026 - Rust
faithful native rust forensic implementation of gnucobol
rust cobol decimal lgpl ebcdic gnucobol packed-decimal legacy-modernization comp-3 oracle-first byte-semantics oracle-testing
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Jun 19, 2026 - Rust
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