Classic Mac OS resource fork and application disassembler, with reverse-engineering tools for specific applications

Maybe one day a WINE-style implementation of the classic Mac Toolbox.

A pure Python, cross-platform library/tool for reading Macintosh resource data, as stored in resource forks and .rsrc files

KSFL - Kreative Structured Format Library

Scriptable Macintosh resource fork editor by Jeremie Koenig

Utility to extract data trapped in the resource fork of classic Mac OS files.

library for reading Macintosh resource forks

Merge ._AppleDouble files (cross-platform version of Apple's dot_clean utility.)

Git hooks for projects containing old Mac HFS/HFS+ resource forks

Generate appledouble files on any filesystem using copyfile

Mac OS Classic and DFF resource editor

A pure Python library for parsing Macintosh Rez source files

Kaitai Struct specs for the Macintosh resource file format and other related formats

A command-line utility to facilitate using the Subversion VCS to manage files with extended attributes.

cross-platform library for Macintosh resource forks and finder info

lint for IIgs resource forks

Portable compiler of AudioUnit resource forks

iigs resource compiler