MesenCE Libretro documentation

This directory is the authoritative documentation source for the fork. Behavior, syntax, architecture, and release changes should be documented in the same commit as the code that implements them.

Start here

Document	Purpose
Architecture	Complete fork-specific system map
Design philosophy	The boundaries and principles used for fork development
HD renderer	Tile capture, logical objects, additions, and priority
Audio and video	APU mixing, Libretro delivery, pacing, and hitch analysis
HD-pack overview	Paths, compatibility, semantic syntax, and parallax
Release process	Build, verify, version, tag, and publish
Roadmap	Work planned after the 0.9.1 alpha
Project history	Consolidated development milestones
0.9.1 Alpha 1 notes	Current alpha release

Getting started

Document	Purpose
Install into RetroArch	Install, verify, and roll back the custom core
Build on Windows	Build the Windows x64 DLL
FDS BIOS setup	Configure user-supplied FDS firmware

HD-pack authoring

Document	Purpose
HD-pack overview	Feature overview and runtime model
Syntax reference	Classic and fork-only tags
Semantic rules	Pages, watches, routes, contexts, and replacements
Examples	Minimal test packs and syntax examples

Reference

Document	Purpose
Repository layout	Source versus generated/local material
Upstream projects	Attribution and imported revisions
Changelog	Public version history
Preserved upstream documentation	Standalone MesenCE material that may not apply directly

The GitHub Wiki is not the source of truth.