Support for sending an email with a link the recipient can click to prove they own the email address.
Install
npx skills add caffeinelabs/skills --skill extension-email-verificationnpx skills add caffeinelabs/skills --skill extension-email-verification -a claude-code -gnpx skills add caffeinelabs/skills --skill extension-email-verification -a codex -ggemini skills install https://github.com/caffeinelabs/skills.git --path skills/extension-email-verificationgh skill install caffeinelabs/skills extension-email-verificationgit clone --depth 1 https://github.com/caffeinelabs/skills /tmp/caffeinelabs__skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/caffeinelabs__skills/skills/extension-email-verification ~/.claude/skills/extension-email-verification # Claude Code
cp -R /tmp/caffeinelabs__skills/skills/extension-email-verification ~/.agents/skills/extension-email-verification # Codex, Cursor, Gemini CLI, Copilot, OpenCode