Duende BFF (Backend for Frontend) security framework for securing SPAs. Covers session management, API endpoint proxying, token management, anti-forgery protection, and integration with React/Angular/Blazor frontends.
Install
npx skills add DuendeSoftware/duende-skills --skill duende-bffnpx skills add DuendeSoftware/duende-skills --skill duende-bff -a claude-code -gnpx skills add DuendeSoftware/duende-skills --skill duende-bff -a codex -ggemini skills install https://github.com/DuendeSoftware/duende-skills.git --path skills/duende-bffgh skill install DuendeSoftware/duende-skills duende-bffgit clone --depth 1 https://github.com/DuendeSoftware/duende-skills /tmp/DuendeSoftware__duende-skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/DuendeSoftware__duende-skills/skills/duende-bff ~/.claude/skills/duende-bff # Claude Code
cp -R /tmp/DuendeSoftware__duende-skills/skills/duende-bff ~/.agents/skills/duende-bff # Codex, Cursor, Gemini CLI, Copilot, OpenCode