Claims transformation and profile service patterns for Duende IdentityServer — IProfileService, IClaimsTransformation, claim type mapping, token claim filtering, extension grant validators, and dynamic claims loading.
Install
npx skills add DuendeSoftware/duende-skills --skill claims-authorizationnpx skills add DuendeSoftware/duende-skills --skill claims-authorization -a claude-code -gnpx skills add DuendeSoftware/duende-skills --skill claims-authorization -a codex -ggemini skills install https://github.com/DuendeSoftware/duende-skills.git --path skills/claims-authorizationgh skill install DuendeSoftware/duende-skills claims-authorizationgit 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/claims-authorization ~/.claude/skills/claims-authorization # Claude Code
cp -R /tmp/DuendeSoftware__duende-skills/skills/claims-authorization ~/.agents/skills/claims-authorization # Codex, Cursor, Gemini CLI, Copilot, OpenCode