Forbidden C# patterns — SQL injection, BinaryFormatter, weak random, async void, exception swallowing. Applies when editing C# files.
Install
npx skills add emgiezet/aisdlc --skill csharp-antipatternsnpx skills add emgiezet/aisdlc --skill csharp-antipatterns -a claude-code -gnpx skills add emgiezet/aisdlc --skill csharp-antipatterns -a codex -ggemini skills install https://github.com/emgiezet/aisdlc.git --path plugins/slop-guard/skills/csharp-antipatternsgh skill install emgiezet/aisdlc csharp-antipatternsgit clone --depth 1 https://github.com/emgiezet/aisdlc /tmp/emgiezet__aisdlc
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/emgiezet__aisdlc/plugins/slop-guard/skills/csharp-antipatterns ~/.claude/skills/csharp-antipatterns # Claude Code
cp -R /tmp/emgiezet__aisdlc/plugins/slop-guard/skills/csharp-antipatterns ~/.agents/skills/csharp-antipatterns # Codex, Cursor, Gemini CLI, Copilot, OpenCode