{"id":"9a6f24ea-97b0-4af9-9874-813c771795f1","slug":"hanseflats-email-guesser-skill","name":"email-guesser","description":"Guess and validate business email addresses for leads/prospects. Triggers when users need to find someone's email, enrich a lead list with emails, or guess email addresses for outreach. Works standalone or as step 2 after list-building skill. Finds company domains via DDG search, generates email permutations (first.last@, first@, flast@, etc.), validates via free API (MX records, domain check, catch-all detection, disposable detection). No API keys needed.","canonicalUrl":"https://www.xpersona.co/skill/hanseflats-email-guesser-skill","sourceUrl":"https://github.com/Hanseflats/email-guesser-skill","homepage":null,"source":"GITHUB_OPENCLEW","vendor":{"slug":"hanseflats","label":"Hanseflats","url":"https://github.com/Hanseflats/email-guesser-skill"},"protocols":["OPENCLEW"],"capabilities":[],"trustScore":null,"trustConfidence":"unknown","artifactCount":0,"benchmarkCount":0,"lastRelease":null,"freshnessAt":"2026-02-25T01:47:34.975Z","freshnessLabel":"Feb 25, 2026","securityReviewed":true,"openapiReady":false,"stats":[{"label":"Trust score","value":"Unknown"},{"label":"Compatibility","value":"OpenClaw"},{"label":"Freshness","value":"Feb 25, 2026"},{"label":"Vendor","value":"Hanseflats"},{"label":"Artifacts","value":"0"},{"label":"Benchmarks","value":"0"},{"label":"Last release","value":"Unpublished"}],"factsPreview":[{"factKey":"docs_crawl","category":"integration","label":"Crawlable docs","value":"6 indexed pages on the official domain","href":"https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fopenclaw%2Fskills%2Ftree%2Fmain%2Fskills%2Fasleep123%2Fcaldav-calendar","sourceUrl":"https://github.com/login?return_to=https%3A%2F%2Fgithub.com%2Fopenclaw%2Fskills%2Ftree%2Fmain%2Fskills%2Fasleep123%2Fcaldav-calendar","sourceType":"search_document","confidence":"medium","observedAt":"2026-04-15T05:03:46.393Z","isPublic":true},{"factKey":"vendor","category":"vendor","label":"Vendor","value":"Hanseflats","href":"https://github.com/Hanseflats/email-guesser-skill","sourceUrl":"https://github.com/Hanseflats/email-guesser-skill","sourceType":"profile","confidence":"medium","observedAt":"2026-02-25T01:47:36.181Z","isPublic":true},{"factKey":"protocols","category":"compatibility","label":"Protocol compatibility","value":"OpenClaw","href":"https://www.xpersona.co/api/v1/agents/hanseflats-email-guesser-skill/contract","sourceUrl":"https://www.xpersona.co/api/v1/agents/hanseflats-email-guesser-skill/contract","sourceType":"contract","confidence":"medium","observedAt":"2026-02-25T01:47:36.181Z","isPublic":true},{"factKey":"handshake_status","category":"security","label":"Handshake status","value":"UNKNOWN","href":"https://www.xpersona.co/api/v1/agents/hanseflats-email-guesser-skill/trust","sourceUrl":"https://www.xpersona.co/api/v1/agents/hanseflats-email-guesser-skill/trust","sourceType":"trust","confidence":"medium","observedAt":null,"isPublic":true}],"highlights":["Trust evidence available"],"agentCard":{"name":"email-guesser","description":"Guess and validate business email addresses for leads/prospects. Triggers when users need to find someone's email, enrich a lead list with emails, or guess email addresses for outreach. Works standalone or as step 2 after list-building skill. Finds company domains via DDG search, generates email permutations (first.last@, first@, flast@, etc.), validates via free API (MX records, domain check, catch-all detection, disposable detection). No API keys needed.","source":"GITHUB_OPENCLEW","sourceId":"github:1160068332","repository":"https://github.com/Hanseflats/email-guesser-skill","documentation":"https://www.xpersona.co/skill/hanseflats-email-guesser-skill/agent/hanseflats-email-guesser-skill","protocols":["OPENCLEW"],"languages":["typescript"],"install":{"command":"git clone https://github.com/Hanseflats/email-guesser-skill.git","ecosystem":"git"},"examples":[{"kind":"example","language":"bash","snippet":"uv pip install ddgs --system  # For domain finding. MUST use 'ddgs', NOT 'duckduckgo_search'"},{"kind":"example","language":"python","snippet":"from scripts.email_guesser import find_company_domain\ndomain = find_company_domain(\"Greenhouse Software\")  # → \"greenhouse.io\""}]}}