Agent Skills Standard for Codex
A collection of Agent Skills Standard and Best Practice for Programming Languages, Frameworks that help our AI Agent follow best practies on frameworks and programming laguages
How to install Agent Skills Standard in Codex
In Codex, ask the built-in skill installer for it:
$skill-installer install the <skill> skill from https://github.com/HoangNguyen0403/agent-skills-standardType this in Codex and replace <skill> with a folder name from 'What it contains'. $skill-installer is the skill installer built into Codex, and it downloads the skill from GitHub. Restart Codex if the skill doesn't show up. Check the repo README for any setup it needs. Source: Codex skills docs.
Or copy the skill folder (the one with SKILL.md) into ~/.agents/skills to use it in every project, or into .agents/skills in a repo to share it with that repo. Codex picks up new skills automatically. (where Codex loads skills)
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What it contains
Skills (200)
caveman-commit— Ultra-compressed commit message generator. Cuts noise from commit messages while preserving intent and reasoning. Conventional Commits format. Subject ≤50 chars, body only when "why" isn't obvious. Use when user says "write a commit", "commit message"…caveman-compress— Compress natural language memory files (CLAUDE.md, todos, preferences) into caveman format to save input tokens. Preserves all technical substance, code, URLs, and structure. Compressed version overwrites the original file. Human-readable backup saved as…caveman-review— Ultra-compressed code review comments. Cuts noise from PR feedback while preserving the actionable signal. Each comment is one line: location, problem, fix. Use when user says "review this PR", "code review", "review the diff", "/review", or invokes…caveman— Ultra-compressed communication mode. Cuts token usage ~75% by speaking like caveman while keeping full technical accuracy. Supports intensity levels: lite, full (default), ultra, wenyan-lite, wenyan-full, wenyan-ultra. Use when user says "caveman mode"…battle-test— Deep audit of a skills directory against the Skill Creator standard. Produces a scored report and phased remediation plan.brainstorm-feature— SDLC intake that turns a rough idea into an approved BRD-lite brief (Why lane) or delivery contract (Direction lane) at docs/brd/brd-[slug].md, sized by SNC tier.code-review— Run an AI-assisted PR or diff code review using multi-layer lenses with confidence scoring.codebase-review— Review an entire codebase for architecture, engineering health, and exploitable risk; generate a prioritized remediation plan, an evidence-anchored system knowledge document, or both.cyber-exercise— Run a bounded cybersecurity exercise workflow with authorization, runtime, control, evidence, and independent adjudication gates; supports safe offline planning and optional isolated lab validation.cyber-purple-validation— Controlled purple validation using paired action-observation evidence, explicit defensive outcomes, and optional isolated lab routing.cyber-triage— Evidence-led blue incident triage with authorization, runtime gates, and optional isolated lab retest handoff.deploy-release— Dispatch provider-neutral cloud operations and verify staged or production releases with rollback and smoke checks.design-solution— Turn an approved PRD or implementation goal into SRS/FRS technical requirements (How), architecture, contracts, and verification decisions.dev-fix— Unified developer workflow for fixing bugs. Analyzes issue-tracker context, cross-checks docs/code, proposes a solution, implements the fix, verifies locally, and delivers a PR/MR.evals-run— Workflow skill for evals run.implement-feature— Implement an approved feature plan with benefit-based placement, TDD, revision-bound evidence, and PR-ready output.implementation-readiness— Verify BRD-lite, PRD, SRS/FRS, UX, and test prerequisites before implementation starts.incident-hotfix— Mitigate a production incident or urgent regression first, then route to root-cause remediation and a postmortem.marketing-campaign— Plan, govern, and measure developer marketing campaigns using evidence-led contracts, explicit capacity bounds, and host authorization gates.monitor-respond— Turn a control-band breach or scheduled scan result into a tiered, evidence-backed response and a routed intake.pentest— PTES-aligned adversarial security audit for backend, frontend, and mobile applications. Produces a CVSS-scored Hacker Report with verified PoCs and phased remediation.plan-feature— Plan a feature from BRD-lite brief or clear intent into PRD (What), decisions, implementation plan, and task slices.publish-notes— Draft user-facing release notes, store changelogs, and internal publish summaries.retro-learn— Convert delivery findings into skill, eval, workflow, and documentation improvements.review-system-design— Review a system design someone else provided - screenshot, drawio, Mermaid, slides, doc, or IaC - by extracting it into a confirmed fact sheet, then scoring it on the nine axes.sdlc— Route a task to the next synced SDLC workflow based on current artifacts and repo state.security-testsession-reportskill-benchmarksystem-design-sessiontest-looptraceability-audituat-signoffupdate-docsverify-bugverify-workzephyr-coverage-analysisandroid-agp-upgradeandroid-architectureandroid-background-workandroid-compose-migrationandroid-composeandroid-concurrencyandroid-deploymentandroid-design-systemandroid-diandroid-edge-to-edgeandroid-legacy-navigationandroid-legacy-securityandroid-legacy-stateandroid-navigation-3android-navigation-type-safeandroid-navigationandroid-networkingandroid-notificationsandroid-performanceandroid-persistenceandroid-resourcesandroid-securityandroid-stateandroid-testingandroid-toolingandroid-xml-viewsangular-architectureangular-componentsangular-dependency-injectionangular-directives-pipesangular-formsangular-http-clientangular-performanceangular-routingangular-rxjs-interopangular-securityangular-ssrangular-state-managementangular-style-guideangular-testingangular-toolingcommon-accessibilitycommon-agent-guardrailscommon-api-designcommon-architecture-auditcommon-architecture-diagrammingcommon-best-practicescommon-book-to-skillcommon-code-reviewcommon-context-optimizationcommon-dast-toolingcommon-debuggingcommon-decision-disciplinecommon-devops-operationscommon-documentationcommon-error-handlingcommon-exploit-verificationcommon-family-uxcommon-feedback-reportercommon-git-collaborationcommon-learning-logcommon-llm-securitycommon-mobile-animationcommon-mobile-ux-corecommon-mobile-visual-testingcommon-observabilitycommon-operator-profilecommon-owaspcommon-pentest-methodologycommon-performance-engineeringcommon-protocol-enforcementcommon-review-policycommon-sdlc-metricscommon-security-auditcommon-security-standardscommon-session-retrospectivecommon-skill-creatorcommon-software-requirementscommon-stitch-designcommon-store-changelogcommon-subagent-driven-developmentcommon-task-complexity-routingcommon-tddcommon-telemetrycommon-ui-designcommon-web-visual-testingcommon-workflow-writingcyber-authorizationcyber-detection-engineeringcyber-detection-validationcyber-engagement-planningcyber-evidencecyber-exercise-adjudicationcyber-exercise-controlcyber-framework-mappingcyber-incident-triagecyber-lab-validationcyber-scoped-validationcyber-threat-huntingdart-best-practicesdart-languagedart-toolingdatabase-hanadatabase-migrationsdatabase-mongodbdatabase-postgresqldatabase-query-performancedatabase-redisdatabase-schema-designdatabase-transactionsflutter-auto-route-navigationflutter-bloc-state-managementflutter-cicdflutter-concurrencyflutter-dependency-injectionflutter-design-systemflutter-error-handlingflutter-feature-based-clean-architectureflutter-getx-navigationflutter-getx-state-managementflutter-go-router-navigationflutter-idiomatic-flutterflutter-layer-based-clean-architectureflutter-localizationflutter-navigationflutter-notificationsflutter-performanceflutter-retrofit-networkingflutter-riverpod-state-managementflutter-securityflutter-testingflutter-widgetsgolang-api-servergolang-architecturegolang-concurrencygolang-configurationgolang-databasegolang-error-handlinggolang-languagegolang-logginggolang-securitygolang-testinggolang-toolingios-app-lifecycleios-architectureios-dependency-injectionios-deploymentios-design-systemios-localizationios-navigationios-networkingios-notificationsios-performanceios-persistenceios-securityios-state-managementios-swiftuiios-ui-navigationjava-best-practicesjava-concurrencyjava-languagejava-testingjava-tooling
About this listing
Agent Skills Standard is a community collection of agent skills on GitHub by HoangNguyen0403: folders with a SKILL.md file, the format Codex loads skills from. Its README mentions Codex. It passed the CodexStacks quality filter for skills (at least 100 stars, pushed in the last 90 days, not a fork or a list, and at least one SKILL.md with a name and description). OpenAI hasn't reviewed it, but it passed our Codex install check on Nov 5, 2026 (an install and load check, not a code review). From its files we found 674 skills. It's one of 443 listings in the Developer Tools category (category assigned by CodexStacks from the repo's topics and description).
Agent Skills Standard FAQ
How do I install Agent Skills Standard in Codex?
In Codex, type $skill-installer install the <skill> skill from https://github.com/HoangNguyen0403/agent-skills-standard. $skill-installer is the skill installer built into Codex (Codex skills docs). Or copy the skill folder (the one with SKILL.md) into ~/.agents/skills to use it in every project, or into .agents/skills in a repo to share it with that repo. Codex picks up new skills automatically.
Is Agent Skills Standard an official Codex skill?
No. Agent Skills Standard is a community repo on GitHub by HoangNguyen0403. It passed the CodexStacks quality filter, but OpenAI hasn't reviewed it, but it passed our Codex install check on Nov 5, 2026 (an install and load check, not a code review), so read the code before you install it.
What does Agent Skills Standard include?
From its manifest and repo files, Agent Skills Standard includes 674 skills: caveman-commit, caveman-compress, caveman-review, caveman, battle-test, brainstorm-feature….
Details
- Type
- Skill
- Category
- Developer Tools (assigned by us)
- Source
- Community
- Author
- HoangNguyen0403
- License
- MIT
- GitHub stars
- 583 (at last sync)
- Last push
- 2026-11-05
- GitHub topics
- agent-, agentic-ai, android, angular, best-practices, coding-standards, cursor-rules, flutter, golang, ios, kotlin, laravel
- Source
- https://github.com/HoangNguyen0403/agent-skills-standard
- Website
- https://www.npmjs.com/package/agent-skills-standard
- Listed via
- GitHub search: Codex skills (SKILL.md)
- Install check by CodexStacks
- Passed on Nov 5, 2026 with Codex CLI 0.163.0: Codex loaded its skills. proof · how we check
Something wrong or missing? Submit or improve this listing. Listings also refresh automatically every night.
For maintainers: badge and embeds
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Markdown
[](https://codexstacks.com/p/agent-skills-standard/)HTML
<a href="https://codexstacks.com/p/agent-skills-standard/"><img src="https://codexstacks.com/badge.svg" alt="Listed on CodexStacks" width="172" height="28"></a>Embed card (static HTML and inline CSS, no JavaScript). Preview:
<a href="https://codexstacks.com/p/agent-skills-standard/" style="display:block;max-width:380px;box-sizing:border-box;padding:14px 16px;border:1px solid #3a2c26;border-radius:12px;background:#0d0b0a;color:#f3ece6;font:14px/1.45 -apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;text-decoration:none"><span style="display:block;font-size:16px;font-weight:700;color:#f3ece6">Agent Skills Standard</span><span style="display:block;margin:2px 0 8px;font-size:12px;color:#b5a9a1">Community Codex skill · 674 skills</span><span style="display:block;margin:0 0 10px;color:#ddd3cc">A collection of Agent Skills Standard and Best Practice for Programming Languages, Frameworks that help our AI Agent…</span><span style="font-size:12px;font-weight:600;color:#ffb347">View on CodexStacks →</span></a>Markdown summary
**[Agent Skills Standard on CodexStacks](https://codexstacks.com/p/agent-skills-standard/)**: Community Codex skill with 674 skills.More on badges, embeds and keeping your listing up to date: CodexStacks for plugin authors.
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