MSBuild property definition patterns: conditional defaults, composition/concatenation, path normalization, trailing slash handling, TFM detection helpers, and property evaluation order. Only activate in MSBuild/.NET build context.
Install
npx skills add dotnet/skills --skill property-patternsnpx skills add dotnet/skills --skill property-patterns -a claude-code -gnpx skills add dotnet/skills --skill property-patterns -a codex -ggemini skills install https://github.com/dotnet/skills.git --path plugins/dotnet-msbuild/skills/property-patternsgh skill install dotnet/skills property-patternsgit clone --depth 1 https://github.com/dotnet/skills /tmp/dotnet__skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/dotnet__skills/plugins/dotnet-msbuild/skills/property-patterns ~/.claude/skills/property-patterns # Claude Code
cp -R /tmp/dotnet__skills/plugins/dotnet-msbuild/skills/property-patterns ~/.agents/skills/property-patterns # Codex, Cursor, Gemini CLI, Copilot, OpenCode