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Creators can claim the listing to update ownership signals."},"stats":{"stars":66337,"forks":13574,"downloads":0,"rating":0,"review_count":0,"quality_score":76.95},"quality":{"score":100,"tier":"excellent","label":"Excellent","summary":"High-confidence pick with strong adoption and healthy maintenance signals.","signals":[{"label":"GitHub stars","value":"66K","tone":"positive"},{"label":"Freshness","value":"19d ago","tone":"positive"},{"label":"Install ready","value":"Yes","tone":"positive"},{"label":"License","value":"GPL-3.0","tone":"neutral"}],"warnings":[]},"trust":{"version":"trust-score-v4","score":92,"tier":"production","label":"Production candidate","summary":"Strong OpenAgentSkill Trust Score across adoption, recent maintenance, license clarity, documentation, dependency/runtime risk, install safety, permission surface, and install availability.","recommendedAction":"Shortlist for production use, then run a normal repository and dependency review.","dimensions":[{"id":"github_adoption","label":"GitHub adoption","score":100,"weight":0.13,"status":"pass","detail":"66K GitHub stars"},{"id":"repo_activity","label":"Stars/forks activity","score":100,"weight":0.08,"status":"pass","detail":"66K stars, 14K forks; 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Skill purpose: The official gpt4free repository | various collection of powerful language models | opus 4.6 gpt 5.3 kimi 2.5 deepseek v3.2 gemini 3","description":"Use this when installing as Cursor project rules or reusable agent instructions.","copyLabel":"Copy prompt"}],"repository":"https://github.com/xtekky/gpt4free","github_repo":"xtekky/gpt4free","version":"1.0.0","license":"GPL-3.0","updated_at":"2026-06-16T10:06:42.154756+00:00","canonical_key":"xtekky/gpt4free","recommendation_reasons":["Matches task terms: free","Strong GitHub adoption: 66,337 stars","Quality score 77/100","Install handoff is available","Repository freshness signal is available"],"urls":{"web":"https://www.openagentskill.com/skills/xtekky-gpt4free","api":"https://www.openagentskill.com/api/agent/skills/xtekky-gpt4free","install_api":"https://www.openagentskill.com/api/skills/xtekky-gpt4free/install","audit":"https://www.openagentskill.com/skills/xtekky-gpt4free/audit","repository":"https://github.com/xtekky/gpt4free"}},{"rank":3,"match_score":15,"raw_match_score":134,"slug":"freetubeapp-freetube","name":"FreeTube","description":"An Open Source YouTube app for privacy","tagline":"An Open Source YouTube app for privacy","category":"legal-compliance","tags":["privacy","compliance","legal-compliance","freetube","subscriptions","video","videos","youtube","vue","github"],"author":{"name":"FreeTubeApp","verified":true,"url":"https://github.com/FreeTubeApp"},"attribution":{"status":"community_indexed","statusLabel":"Community indexed","shortLabel":"COMMUNITY INDEXED","sourceLabel":"GitHub star discovery","sourceDetail":"FreeTubeApp/FreeTube","creatorName":"FreeTubeApp","creatorUrl":"https://github.com/FreeTubeApp","sourceUrl":"https://github.com/FreeTubeApp/FreeTube","indexedBy":"OpenAgentSkill community index","claimUrl":"https://www.openagentskill.com/skills/freetubeapp-freetube#claim-this-skill","claimCta":"Claim this skill","trustNote":"This listing was indexed from public sources and is not marked official until a maintainer claim is approved.","publicNote":"Attribution links to the public repository or creator profile. 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Use Resolve, run one narrow sandbox task, then report the result.","metrics":{"totalOutcomes":0,"successfulOutcomes":0,"failedOutcomes":0,"installAttempts":0,"installSuccessRate":null,"successRate":null,"recentSuccessRate":null,"recentFailureRate":null,"riskBlocked":0,"setupRequired":0,"notRelevant":0,"avgOutputQuality":null,"avgTimeToUsefulMs":null,"productionOutcomes":0,"humanReviewRequired":0,"uniqueAgents":0,"lastOutcomeAt":null},"signals":[],"penalties":["No real agent outcome evidence yet"]},"audit":{"score":95,"risk_level":"safe_to_try","risk_label":"Safe to try","warnings":[]},"safety_gate":{"tier":"verified","label":"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."},"quality":{"score":100,"label":"Excellent"},"supply":{"track":"Legal, policy, and compliance","scenario":"Legal and compliance","maintenance":"18d since push","risk":"Safe to try"},"alternative_skills":[],"do_not_use_when":["teams that need a vendor-supported SLA","high-compliance environments without internal security review","No OpenAgentSkill engagement data yet","No major trust warnings detected from available metadata","Production credentials, payments, or irreversible account changes without explicit human review","Sensitive private data before reviewing repository code, license, and permission surface"],"agent_contract":{"task_input":"Use FreeTube in an agent workflow","recommended_action":"Allow agent install in a sandbox or low-risk workspace, then promote after one successful narrow task.","install_policy":"allow","minimum_review_before_use":["Trust: 92/100 Production candidate","Audit: 95/100 Safe to try","Safety: 87/100 Safe to install with normal review","Review repository, license, install command, and permission surface before production use."],"expected_agent_output":{"selected_skill":"freetubeapp-freetube (FreeTube)","install_command":"npx skills add FreeTubeApp/FreeTube","risk_summary":"Safe to try; 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Reviewed with permission notes; Review before production","verification_result":"Report the smallest successful task, files touched, warnings, and any missing setup."}},"outcome_feedback":{"endpoint":"https://www.openagentskill.com/api/agent/outcome","method":"POST","requires_resolve_event_id":true,"event_id_source":"Use install_receipt.outcome_feedback.event_id or feedback.event_id returned by /api/agent/resolve for the current task.","expected_outcomes":["success","failed","not_relevant","blocked_by_risk","setup_required"],"payload_template":{"event_id":"<install_receipt.outcome_feedback.event_id or feedback.event_id from /api/agent/resolve>","skill_slug":"juliusbrussee-caveman","task":"Use Caveman in an agent workflow","agent":"codex","outcome":"success","install_used":true,"risk_blocked":false,"setup_required":false,"task_success":true,"output_quality":4,"error_type":null,"human_review_required":false,"workspace":"sandbox","time_to_useful_ms":120000,"notes":"Report the smallest successful task, setup friction, files touched, and risk notes."}},"endpoints":{"web":"https://www.openagentskill.com/skills/juliusbrussee-caveman","api":"https://www.openagentskill.com/api/agent/skills/juliusbrussee-caveman","audit":"https://www.openagentskill.com/skills/juliusbrussee-caveman/audit","eval":"https://www.openagentskill.com/api/agent/evals?slug=juliusbrussee-caveman&task=Use%20Caveman%20in%20an%20agent%20workflow&max_risk=medium","resolve":"https://www.openagentskill.com/api/agent/resolve?task=Use%20Caveman%20in%20an%20agent%20workflow&agent=codex&max_risk=medium","receipt":"https://www.openagentskill.com/api/agent/receipt?task=Use%20Caveman%20in%20an%20agent%20workflow&agent=codex&max_risk=medium&format=text","install":"https://www.openagentskill.com/api/skills/juliusbrussee-caveman/install","manifest":"https://www.openagentskill.com/api/registry/manifest/juliusbrussee-caveman"}},"platforms":["JavaScript","Claude Code"],"use_cases":[{"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"},{"slug":"workflow-automation","title":"Workflow automation","url":"https://www.openagentskill.com/use-cases/workflow-automation"},{"slug":"sports-analytics","title":"Sports analytics","url":"https://www.openagentskill.com/use-cases/sports-analytics"}],"install":"npx skills add JuliusBrussee/caveman","install_targets":[{"id":"openagentskill-cli","label":"CLI","title":"OpenAgentSkill CLI","kind":"command","value":"npx skills add JuliusBrussee/caveman","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 \"Caveman\" agent skill from https://github.com/JuliusBrussee/caveman. 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Skill purpose: 🪨 why use many token when few token do trick — Claude Code skill that cuts 65% of tokens by talking like caveman","description":"Use this when installing as Cursor project rules or reusable agent instructions.","copyLabel":"Copy prompt"}],"repository":"https://github.com/JuliusBrussee/caveman","github_repo":"JuliusBrussee/caveman","version":"1.0.0","license":"MIT","updated_at":"2026-07-04T04:35:38.493602+00:00","canonical_key":"juliusbrussee/caveman","recommendation_reasons":["Matches task terms: engineering","Strong GitHub adoption: 83,083 stars","Quality score 78/100","Install handoff is available","Repository freshness signal is available"],"urls":{"web":"https://www.openagentskill.com/skills/juliusbrussee-caveman","api":"https://www.openagentskill.com/api/agent/skills/juliusbrussee-caveman","install_api":"https://www.openagentskill.com/api/skills/juliusbrussee-caveman/install","audit":"https://www.openagentskill.com/skills/juliusbrussee-caveman/audit","repository":"https://github.com/JuliusBrussee/caveman"}}],"meta":{"endpoint":"/api/skills/search","canonical_agent_endpoint":"/api/agent/resolve","safety_policy":"Blocked candidates are excluded by default. Pass include_blocked=true only for manual audit workflows.","agent_friendly":true,"api_version":"1.0","generated_at":"2026-07-04T05:12:05.104Z"}}