{"task":"Use Simple Java Mail","agent":"codex","constraints":{"max_risk":"medium","needs_install_command":true,"min_stars":0},"recommendation":{"task":"Use Simple Java Mail","agent":"codex","best_skill":{"slug":"maillab-cloud-mail","name":"Cloud Mail","description":"A Cloudflare-based email service  | 基于 Cloudflare 的邮箱服务  | Cloudflare Email 邮箱 Mail","category":"productivity-automation","url":"https://www.openagentskill.com/skills/maillab-cloud-mail","api_url":"https://www.openagentskill.com/api/agent/skills/maillab-cloud-mail","audit_url":"https://www.openagentskill.com/skills/maillab-cloud-mail/audit","repository":"https://github.com/maillab/cloud-mail"},"install":{"command":"npx skills add maillab/cloud-mail","target":"codex","label":"Codex install prompt","kind":"agent-prompt","value":"Install the \"Cloud Mail\" agent skill from https://github.com/maillab/cloud-mail. 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Skill purpose: A Cloudflare-based email service | 基于 Cloudflare 的邮箱服务 | Cloudflare Email 邮箱 Mail","install_api":"https://www.openagentskill.com/api/skills/maillab-cloud-mail/install","ready":true,"review_required":false,"auto_install_allowed":true,"policy":"allow"},"why_recommended":["Matches task terms: use, java, mail","Strong GitHub adoption: 11,237 stars","Quality score 72/100","Install handoff is available","Repository freshness signal is available","Primary pick for Workflow automation","98/100 OpenAgentSkill Trust Score v2","98/100 audit score"],"trust_score_v2":{"score":98,"tier":"production","label":"Production candidate","install_policy":"agent_install_candidate","evidence":{"stars":"11K GitHub stars","lastPushed":"7d since push","license":"MIT","repository":"https://github.com/maillab/cloud-mail","install":"npx skills add maillab/cloud-mail","documentation":"Strong README/SKILL.md context"},"agent_compatibility":["JavaScript","Email","Codex","Claude 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repository, edit code, and review pull requests.","useCases":[{"slug":"workflow-automation","title":"Workflow automation"},{"slug":"coding-agents","title":"Coding agents"},{"slug":"rag-knowledge","title":"RAG and knowledge"}]},"maintenance":{"status":"fresh","label":"7d since push","daysSincePush":7,"lastPushedAt":"2026-06-09T11:55:15+00:00"},"github_quality":{"stars":11237,"starsLabel":"11K","forks":15483,"license":"MIT","qualityScore":100,"trustScore":98,"auditScore":98},"coverage_tags":["Coding","Coding agents","productivity-automation","email","automation","productivity","cloudflare","cloudflare-email"]},"alternatives":[{"slug":"nodemailer-nodemailer","name":"Nodemailer","url":"https://www.openagentskill.com/skills/nodemailer-nodemailer","install_command":"npx skills add nodemailer/nodemailer","trust_score":91,"audit_score":94,"safety_score":78,"why_consider":"Matches task terms: use, java, mail","risk":{"level":"Safe to try","safety_tier":"Reviewed","safety":"78/100 Review before install","trust":"91/100 Production candidate","notes":["License is unclear","License clarity: Unknown"]}},{"slug":"m66b-fairemail","name":"FairEmail","url":"https://www.openagentskill.com/skills/m66b-fairemail","install_command":"npx skills add M66B/FairEmail","trust_score":93,"audit_score":96,"safety_score":88,"why_consider":"Matches task terms: use, java, mail","risk":{"level":"Safe to try","safety_tier":"Verified","safety":"88/100 Safe to install with normal review","trust":"93/100 Production candidate","notes":[]}},{"slug":"foundry376-mailspring","name":"Mailspring","url":"https://www.openagentskill.com/skills/foundry376-mailspring","install_command":"npx skills add Foundry376/Mailspring","trust_score":98,"audit_score":98,"safety_score":90,"why_consider":"Matches task terms: use, java, mail","risk":{"level":"Safe to try","safety_tier":"Verified","safety":"90/100 Safe to install with normal review","trust":"98/100 Production candidate","notes":[]}},{"slug":"mjmlio-mjml","name":"Mjml","url":"https://www.openagentskill.com/skills/mjmlio-mjml","install_command":"npx skills add mjmlio/mjml","trust_score":95,"audit_score":97,"safety_score":89,"why_consider":"Matches task terms: use, java, mail","risk":{"level":"Safe to try","safety_tier":"Verified","safety":"89/100 Safe to install with normal review","trust":"95/100 Production candidate","notes":[]}}],"agent_instruction":"Use Cloud Mail for: Use Simple Java Mail\nReview audit: https://www.openagentskill.com/skills/maillab-cloud-mail/audit\nInstall in a sandbox first with: npx skills add maillab/cloud-mail\nIf the audit or policy warnings are unacceptable, choose one of the alternatives."},"selected":{"rank":2,"match_score":184.1,"skill":{"slug":"maillab-cloud-mail","name":"Cloud Mail","description":"A Cloudflare-based email service  | 基于 Cloudflare 的邮箱服务  | Cloudflare Email 邮箱 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context"},{"id":"dependency_risk","label":"Dependency risk","score":90,"weight":0.14,"status":"pass","detail":"no major dependency risk hints in public metadata"},{"id":"installability","label":"Install availability","score":92,"weight":0.14,"status":"pass","detail":"npx skills add maillab/cloud-mail"},{"id":"repository","label":"Repository evidence","score":86,"weight":0.06,"status":"pass","detail":"https://github.com/maillab/cloud-mail"},{"id":"review_status","label":"Review status","score":88,"weight":0.06,"status":"pass","detail":"AI review data available"}],"checks":[{"status":"pass","label":"GitHub adoption","detail":"11K GitHub stars"},{"status":"pass","label":"Recent maintenance","detail":"7d since push"},{"status":"pass","label":"License clarity","detail":"MIT"},{"status":"pass","label":"README/SKILL.md completeness","detail":"Metadata includes enough usage and workflow context"},{"status":"pass","label":"Dependency risk","detail":"no major dependency risk hints in public 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Suitable for agent shortlists after normal workspace review.","recommended_action":"Allow agent install in a sandbox or low-risk workspace, then promote after one successful narrow task.","auto_install_policy":"allow","reasons":["Verified listing","Safe-to-try audit","90/100 agent safety score"]},"auto_install_allowed":true,"human_review_required":false,"blocked":false,"audit_risk":"safe_to_try","permission_hints":[{"id":"network","label":"Network access","reason":"Skill likely fetches remote pages, APIs, repositories, or external services.","severity":"medium"},{"id":"filesystem","label":"Filesystem access","reason":"Skill may read or write project files, documents, generated artifacts, or local workspace state.","severity":"medium"}],"policy_warnings":[],"constraints_applied":{"max_risk":"medium","needs_install_command":true,"min_stars":0}},"safety_gate":{"tier":"verified","label":"Verified","badge":"VERIFIED","auto_install_policy":"allow","auto_install_allowed":true,"human_review_required":false,"blocked":false,"recommended_action":"Allow agent install in a sandbox or low-risk workspace, then promote after one successful narrow task.","reasons":["Verified listing","Safe-to-try audit","90/100 agent safety score"]},"decision":{"readiness_score":100,"readiness_label":"Production-ready","headline":"Primary pick for Workflow automation","role":"Primary pick","best_for":["Workflow automation workflows","Claude Code teams","teams that value GitHub adoption signals"],"risks":["No OpenAgentSkill engagement data yet"],"next_steps":["Install it in a sandbox agent and run one Workflow automation task end to end.","Compare output quality, latency, and failure behavior against at least one alternative.","Promote it into production only after reviewing repository permissions, license, and maintenance signals."]},"install_plan":{"target":"codex","label":"Codex install prompt","command":"npx skills add maillab/cloud-mail","value":"Install the \"Cloud Mail\" agent skill from https://github.com/maillab/cloud-mail. Read its SKILL.md or equivalent instructions first, install only the files needed for this workspace, and summarize any required setup before using it. Skill purpose: A Cloudflare-based email service | 基于 Cloudflare 的邮箱服务 | Cloudflare Email 邮箱 Mail","kind":"agent-prompt","steps":["Review Cloud Mail trust and audit signals before installing.","Send the install prompt to the target agent.","Install in a sandbox or low-risk workspace first.","Pin the repository source and re-check the audit before production use."],"targets":[{"id":"openagentskill-cli","label":"CLI","title":"OpenAgentSkill CLI","kind":"command","value":"npx skills add maillab/cloud-mail","description":"Use the registry command when your workflow supports the OpenAgentSkill installer.","copyLabel":"Copy command"},{"id":"codex","label":"Codex","title":"Codex install prompt","kind":"agent-prompt","value":"Install the \"Cloud Mail\" agent skill from https://github.com/maillab/cloud-mail. 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Skill purpose: A Cloudflare-based email service | 基于 Cloudflare 的邮箱服务 | Cloudflare Email 邮箱 Mail","description":"Use this prompt to ask Claude Code to add the skill and explain the local activation steps.","copyLabel":"Copy prompt"},{"id":"cursor","label":"Cursor","title":"Cursor rule prompt","kind":"agent-prompt","value":"Turn \"Cloud Mail\" from https://github.com/maillab/cloud-mail into a reusable Cursor project rule or agent instruction. Preserve the core workflow, adapt paths to this repo, and keep the rule scoped to tasks where it is relevant. Skill purpose: A Cloudflare-based email service | 基于 Cloudflare 的邮箱服务 | Cloudflare Email 邮箱 Mail","description":"Use this when installing as Cursor project rules or reusable agent instructions.","copyLabel":"Copy prompt"}]},"use_cases":[{"slug":"workflow-automation","title":"Workflow automation","url":"https://www.openagentskill.com/use-cases/workflow-automation"},{"slug":"coding-agents","title":"Coding agents","url":"https://www.openagentskill.com/use-cases/coding-agents"},{"slug":"rag-knowledge","title":"RAG and knowledge","url":"https://www.openagentskill.com/use-cases/rag-knowledge"}],"urls":{"web":"https://www.openagentskill.com/skills/maillab-cloud-mail","api":"https://www.openagentskill.com/api/agent/skills/maillab-cloud-mail","install_api":"https://www.openagentskill.com/api/skills/maillab-cloud-mail/install","audit":"https://www.openagentskill.com/skills/maillab-cloud-mail/audit","badge":"https://www.openagentskill.com/api/badge/maillab-cloud-mail?metric=audit","repository":"https://github.com/maillab/cloud-mail"}},"alternatives":[{"rank":1,"match_score":185.5,"skill":{"slug":"nodemailer-nodemailer","name":"Nodemailer","description":"✉️ Send e-mails with Node.JS – easy as cake!","category":"productivity-automation","repository":"https://github.com/nodemailer/nodemailer","github_repo":"nodemailer/nodemailer"},"recommendation_reasons":["Matches task terms: use, java, mail","Strong GitHub adoption: 17,582 stars","Quality score 73/100","Install handoff is available","Repository freshness 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availability.","recommendedAction":"Shortlist for production use, then run a normal repository and dependency review.","dimensions":[{"id":"github_adoption","label":"GitHub adoption","score":100,"weight":0.16,"status":"pass","detail":"18K GitHub stars"},{"id":"maintenance","label":"Recent maintenance","score":100,"weight":0.18,"status":"pass","detail":"Pushed today"},{"id":"license","label":"License clarity","score":42,"weight":0.1,"status":"warn","detail":"Unknown"},{"id":"documentation","label":"README/SKILL.md completeness","score":74,"weight":0.16,"status":"info","detail":"Public metadata needs stronger README/SKILL.md context"},{"id":"dependency_risk","label":"Dependency risk","score":90,"weight":0.14,"status":"pass","detail":"no major dependency risk hints in public metadata"},{"id":"installability","label":"Install availability","score":92,"weight":0.14,"status":"pass","detail":"npx skills add nodemailer/nodemailer"},{"id":"repository","label":"Repository evidence","score":86,"weight":0.06,"status":"pass","detail":"https://github.com/nodemailer/nodemailer"},{"id":"review_status","label":"Review status","score":88,"weight":0.06,"status":"pass","detail":"AI review data available"}],"checks":[{"status":"pass","label":"GitHub adoption","detail":"18K GitHub stars"},{"status":"pass","label":"Recent maintenance","detail":"Pushed today"},{"status":"warn","label":"License clarity","detail":"Unknown"},{"status":"info","label":"README/SKILL.md completeness","detail":"Public metadata needs stronger README/SKILL.md context"},{"status":"pass","label":"Dependency risk","detail":"no major dependency risk hints in public metadata"},{"status":"pass","label":"Install availability","detail":"npx skills add nodemailer/nodemailer"},{"status":"pass","label":"Repository evidence","detail":"https://github.com/nodemailer/nodemailer"},{"status":"pass","label":"Review status","detail":"AI review data available"},{"status":"pass","label":"Ownership","detail":"Listing manually verified"},{"status":"info","label":"OpenAgentSkill usage","detail":"No local usage activity yet"}],"strengths":["Manually verified listing","AI review approved","Install path is available","Repository evidence is available","Recently maintained repository","Large GitHub adoption signal"],"warnings":["License is unclear","License clarity: Unknown"],"evidence":{"stars":"18K GitHub stars","lastPushed":"Pushed today","license":"Unknown","repository":"https://github.com/nodemailer/nodemailer","install":"npx skills add nodemailer/nodemailer","documentation":"Usable metadata, review docs"},"installReadiness":{"ready":true,"command":"npx skills add nodemailer/nodemailer","policy":"human_review_before_install","label":"Human review before install","notes":["Install path is available","Repository evidence is available","License is unclear","Pushed today"]},"agentCompatibility":["JavaScript","Email","Codex","Claude Code","Cursor","OpenAgentSkill CLI"],"riskSummary":{"level":"medium","label":"Review before production","notes":["License is unclear","License clarity: Unknown"]}},"audit":{"audit_score":94,"risk_level":"safe_to_try","risk_label":"Safe to try","warnings":["License is unclear","License clarity: Unknown"]},"safety":{"score":78,"level":"review_before_install","label":"Review before install","safety_tier":{"tier":"reviewed","label":"Reviewed","badge":"REVIEWED","summary":"Good audit and safety signals with no high-risk permission hints in public metadata.","recommended_action":"Review the audit page, then allow agent install in a sandboxed workflow.","auto_install_policy":"review","reasons":["Safe-to-try audit","78/100 agent safety score"]},"auto_install_allowed":false,"human_review_required":true,"blocked":false,"audit_risk":"safe_to_try","permission_hints":[{"id":"network","label":"Network access","reason":"Skill likely fetches remote pages, APIs, repositories, or external services.","severity":"medium"},{"id":"filesystem","label":"Filesystem access","reason":"Skill may read or write project files, documents, generated artifacts, or local workspace state.","severity":"medium"}],"policy_warnings":["License is unclear"],"constraints_applied":{"max_risk":"medium","needs_install_command":true,"min_stars":0}},"safety_gate":{"tier":"reviewed","label":"Reviewed","badge":"REVIEWED","auto_install_policy":"review","auto_install_allowed":false,"human_review_required":true,"blocked":false,"recommended_action":"Review the audit page, then allow agent install in a sandboxed workflow.","reasons":["Safe-to-try audit","78/100 agent safety score"]},"decision":{"readiness_score":100,"readiness_label":"Production-ready","headline":"Primary pick for Workflow automation","role":"Primary pick","best_for":["Workflow automation workflows","Claude Code teams","teams that value GitHub adoption signals"],"risks":["No OpenAgentSkill engagement data yet"],"next_steps":["Install it in 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Skill purpose: ✉️ Send e-mails with Node.JS – easy as cake!","description":"Use this prompt to ask Claude Code to add the skill and explain the local activation steps.","copyLabel":"Copy prompt"},{"id":"cursor","label":"Cursor","title":"Cursor rule prompt","kind":"agent-prompt","value":"Turn \"Nodemailer\" from https://github.com/nodemailer/nodemailer into a reusable Cursor project rule or agent instruction. Preserve the core workflow, adapt paths to this repo, and keep the rule scoped to tasks where it is relevant. Skill purpose: ✉️ Send e-mails with Node.JS – easy as cake!","description":"Use this when installing as Cursor project rules or reusable agent instructions.","copyLabel":"Copy prompt"}]},"use_cases":[{"slug":"workflow-automation","title":"Workflow automation","url":"https://www.openagentskill.com/use-cases/workflow-automation"},{"slug":"coding-agents","title":"Coding agents","url":"https://www.openagentskill.com/use-cases/coding-agents"},{"slug":"rag-knowledge","title":"RAG and knowledge","url":"https://www.openagentskill.com/use-cases/rag-knowledge"}],"urls":{"web":"https://www.openagentskill.com/skills/nodemailer-nodemailer","api":"https://www.openagentskill.com/api/agent/skills/nodemailer-nodemailer","install_api":"https://www.openagentskill.com/api/skills/nodemailer-nodemailer/install","audit":"https://www.openagentskill.com/skills/nodemailer-nodemailer/audit","badge":"https://www.openagentskill.com/api/badge/nodemailer-nodemailer?metric=audit","repository":"https://github.com/nodemailer/nodemailer"}},{"rank":3,"match_score":181,"skill":{"slug":"m66b-fairemail","name":"FairEmail","description":"Fully featured, open source, privacy friendly email app for Android","category":"productivity-automation","repository":"https://github.com/M66B/FairEmail","github_repo":"M66B/FairEmail"},"recommendation_reasons":["Matches task terms: use, java, mail","Useful GitHub adoption: 4,415 stars","Install handoff is available","Repository freshness signal is available","Registry match score 181"],"supply_profile":{"track":{"slug":"coding","label":"Coding and developer agents","shortLabel":"Coding","description":"Code review, repo analysis, testing, CI, GitHub, DevOps, and developer workflow skills."},"scenario":{"label":"Coding agents","description":"I need a coding agent that can understand a repository, edit code, and review pull requests.","useCases":[{"slug":"workflow-automation","title":"Workflow automation"},{"slug":"coding-agents","title":"Coding agents"},{"slug":"rag-knowledge","title":"RAG and knowledge"}]},"applicableAgents":["Claude Code","CLI","Codex","Cursor","Java"],"install":{"ready":true,"command":"npx skills add M66B/FairEmail","primaryTarget":"CLI","targetCount":4},"githubQuality":{"stars":4415,"starsLabel":"4.4K","forks":682,"license":"GPL-3.0","qualityScore":100,"trustScore":93,"auditScore":96},"maintenance":{"status":"fresh","label":"1d since 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