OpenAI Codex Skills

AI-native software development lifecycle that replaces traditional SDLC. Triggers on "plan and build", "break this into tasks", "build this feature end-to-end", "sprint plan this", "absolute-human this", or any multi-step development task. Decomposes work into dependency-graphed sub-tasks, executes in parallel waves with TDD verification, and tracks progress on a persistent board. Handles features, refactors, greenfield projects, and migrations.

Use this skill when building user interfaces that need to look polished, modern, and intentional - not like AI-generated slop. Triggers on UI design tasks including component styling, layout decisions, color choices, typography, spacing, responsive design, dark mode, accessibility, animations, landing pages, onboarding flows, data tables, navigation patterns, and any question about making a UI look professional. Covers CSS, Tailwind, and framework-agnostic design principles.

Use this skill when addressing, responding to, or resolving PR review comments on GitHub pull requests. Triggers on "address PR comments", "respond to review", "handle review feedback", "reply to PR comments", "fix review comments", or when the user wants to process open review threads on their PR. Uses the gh CLI to fetch unresolved comments, make code changes where agreed, and post batch replies with a humble, thankful tone.

Use this skill when building Android applications with Kotlin. Triggers on Jetpack Compose UI, Room database, Kotlin coroutines, Play Store publishing, MVVM/MVI architecture, ViewModel, StateFlow, Hilt dependency injection, Navigation Compose, Material 3, APK/AAB builds, ProGuard, and Android app lifecycle management. Covers modern Android development with declarative UI, reactive state, structured concurrency, and production release workflows.

Use this skill when designing APIs, choosing between REST/GraphQL/gRPC, writing OpenAPI specs, implementing pagination, versioning endpoints, or structuring request/response schemas. Triggers on API design, endpoint naming, HTTP methods, status codes, rate limiting, authentication schemes, HATEOAS, query parameters, and any task requiring API architecture decisions.

Use this skill when designing or implementing API monetization strategies - usage-based pricing, rate limiting, developer tier management, Stripe metering integration, or API billing systems. Triggers on tasks involving API pricing models, metered billing, per-request charging, quota enforcement, developer portal tiers, overage handling, and Stripe usage records.

Use this skill when working with Agile and Scrum methodologies - sprint planning, retrospectives, velocity tracking, Kanban boards, story point estimation, backlog grooming, or team workflow optimization. Triggers on any task involving sprint ceremonies, agile metrics, user story writing, capacity planning, or continuous improvement processes.

Use this skill when designing chart of accounts, automating reconciliation, managing AP/AR processes, or streamlining month-end close. Triggers on chart of accounts, bank reconciliation, accounts payable, accounts receivable, month-end close, journal entries, accruals, and any task requiring bookkeeping process design or automation.

Use this skill when building budgets, conducting variance analysis, implementing rolling forecasts, or allocating costs. Triggers on FP&A, budgeting, variance analysis, rolling forecasts, cost allocation, headcount planning, department budgets, and any task requiring financial planning or budget management.

Use this skill when building community programs, moderating forums, creating advocacy programs, or managing feedback loops. Triggers on community management, forum moderation, advocacy programs, community engagement, feedback loops, community metrics, and any task requiring community strategy or operations.

Use this skill when benchmarking compensation, designing equity plans, building leveling frameworks, or structuring total rewards. Triggers on compensation benchmarking, equity grants, stock options, leveling, pay bands, total rewards, salary ranges, and any task requiring compensation strategy or structure design.

Use this skill when drafting NDAs, MSAs, SaaS agreements, licensing terms, or redlining contracts. Triggers on contract drafting, NDA, MSA, SaaS agreement, licensing, redlining, terms of service, data processing agreements, and any task requiring commercial contract creation or review.

Unified marketing skill for every channel and stage. Use when writing copy, optimizing conversions, planning content strategy, running SEO audits, building email sequences, launching products, setting up paid ads, designing pricing, running A/B tests, crafting brand positioning, or any marketing task. Replaces individual skills for copywriting, SEO, content marketing, email, social media, growth hacking, brand strategy, and CRO.

Use this skill when optimizing for search engines across any dimension - technical SEO, on-page optimization, content quality (E-E-A-T), schema markup, Core Web Vitals, local SEO, link building, international SEO, e-commerce SEO, programmatic SEO, AI search optimization (GEO/AEO), or running SEO audits. Triggers on SEO, search ranking, indexing, crawlability, schema, CWV, local pack, GBP, backlinks, hreflang, AI Overviews, featured snippets, or site audit.

Use this skill when defining brand positioning, voice and tone guidelines, brand architecture, or storytelling frameworks. Triggers on brand positioning, brand voice, tone guidelines, brand architecture, brand story, messaging hierarchy, competitive positioning, and any task requiring brand strategy development or documentation.

Use this skill when creating content strategy, writing SEO-optimized blog posts, planning content calendars, or repurposing content across channels. Triggers on blog strategy, content calendar, SEO content, content repurposing, editorial workflow, content pillars, topic clusters, and any task requiring content marketing planning or execution.

Use this skill when writing headlines, landing page copy, CTAs, email subject lines, or persuasive content. Triggers on copywriting, headlines, landing pages, call to action, persuasion frameworks, AIDA, PAS, value propositions, and any task requiring compelling marketing or sales copy.

Use this skill when creating conference talks, live coding demos, technical blog posts, SDK quickstart examples, or community engagement strategies. Triggers on developer relations, DevRel, developer experience, tech evangelism, talk proposals, CFP submissions, demo scripts, tutorial writing, hackathon planning, community building, and any task involving advocating a product or API to a developer audience.

Use this skill when working with the A2A (Agent-to-Agent) protocol - agent interoperability, multi-agent communication, agent discovery, agent cards, task lifecycle, streaming, and push notifications. Triggers on any A2A-related task including implementing A2A servers/clients, building agent cards, sending messages between agents, managing tasks, and configuring push notification webhooks.

Use this skill when working with A2UI (Agent-to-User Interface) - Google's open protocol for agent-driven declarative UIs. Triggers on tasks involving A2UI message generation, component catalogs, data binding, surface management, renderer development, custom components, or integrating A2UI with A2A Protocol, AG UI, or agent frameworks like Google ADK. Covers building agents that generate A2UI JSON, setting up client renderers (Lit, React, Angular, Flutter), creating custom catalogs, and handling client-to-server actions.

Use this skill when designing AI agent architectures, implementing tool use, building multi-agent systems, or creating agent memory. Triggers on AI agents, tool calling, agent loops, ReAct pattern, multi-agent orchestration, agent memory, planning strategies, agent evaluation, and any task requiring autonomous AI agent design.

Use this skill when building computer vision applications, implementing image classification, object detection, or segmentation pipelines. Triggers on image classification, object detection, YOLO, semantic segmentation, image preprocessing, data augmentation, transfer learning, CNN architectures, vision transformers, and any task requiring visual recognition or image analysis.

Use this skill when performing exploratory data analysis, statistical testing, data visualization, or building predictive models. Triggers on EDA, pandas, matplotlib, seaborn, hypothesis testing, A/B test analysis, correlation, regression, feature engineering, and any task requiring data analysis or statistical inference.

Use this skill when building production LLM applications, implementing guardrails, evaluating model outputs, or deciding between prompting and fine-tuning. Triggers on LLM app architecture, AI guardrails, output evaluation, model selection, embedding pipelines, vector databases, fine-tuning, function calling, tool use, and any task requiring production AI application design.

Use this skill when debugging applications using Chrome DevTools, lldb, strace, network tools, or memory profilers. Triggers on Chrome DevTools, debugger, breakpoints, network debugging, memory profiling, strace, ltrace, core dumps, and any task requiring systematic debugging with specialized tools.

Use this skill when performing advanced git operations, rebase strategies, bisecting bugs, managing worktrees, configuring hooks, or handling complex merge scenarios. Triggers on interactive rebase, git bisect, worktrees, pre-commit hooks, cherry-pick, reflog recovery, stash management, and any task requiring advanced git workflows.

Use this skill when managing multi-repository systems using the `meta` tool (github.com/mateodelnorte/meta). Triggers on meta git clone, meta exec, meta project create/import/migrate, coordinating commands across many repos, running npm/yarn installs across all projects, migrating a monorepo to a multi-repo architecture, or any workflow that requires running git or shell commands against multiple child repositories at once.

Use this skill when writing regular expressions, debugging pattern matching, optimizing regex performance, or implementing text validation. Triggers on regex, regular expressions, pattern matching, lookahead, lookbehind, named groups, capture groups, backreferences, and any task requiring text pattern matching.

Use this skill when managing persistent user memory in ~/.memory/ - a structured, hierarchical second brain for AI agents. Triggers on conversation start (auto-load relevant memories by matching context against tags), "remember this", "what do you know about X", "update my memory", completing complex tasks (auto-propose saving learnings), onboarding a new user, searching past learnings, or maintaining the memory graph - splitting large files, pruning stale entries, and updating cross-references.

Use this skill when writing bash or zsh scripts, parsing arguments, handling errors, or automating CLI workflows. Triggers on bash scripting, shell scripts, argument parsing, process substitution, here documents, signal trapping, exit codes, and any task requiring portable shell script development.

Use this skill when analyzing competitive landscapes, comparing features, positioning against competitors, or conducting SWOT analysis. Triggers on competitive analysis, market landscape, feature comparison, SWOT, competitor positioning, market mapping, and any task requiring competitive intelligence or strategic positioning.

Use this skill when conducting customer research - designing surveys, writing interview guides, performing NPS deep-dive analysis, interpreting behavioral analytics (funnels, cohorts, retention), or building data-driven user personas. Triggers on "create a survey", "interview script", "NPS analysis", "user persona", "behavioral analytics", "customer segmentation", "voice of customer", "churn analysis", "jobs to be done", or "research plan".

Use this skill when designing pricing models, packaging products into tiers, building freemium funnels, implementing usage-based billing, structuring enterprise pricing, or running price tests. Triggers on pricing pages, monetization strategy, willingness-to-pay research, price sensitivity analysis, free-to-paid conversion, seat-based vs consumption pricing, and A/B testing prices.

Use this skill when analyzing product funnels, running cohort analysis, measuring feature adoption, or defining product metrics. Triggers on product analytics, funnel analysis, cohort analysis, feature adoption, north star metric, AARRR, retention curves, and any task requiring product data analysis or metrics design.

Use this skill when applying Jobs-to-be-Done, building opportunity solution trees, mapping assumptions, or validating product ideas. Triggers on product discovery, JTBD, jobs-to-be-done, opportunity solution trees, assumption mapping, experiment design, prototype testing, and any task requiring product discovery methodology.

Use this skill when planning go-to-market strategy, running beta programs, creating launch checklists, or managing rollout strategy. Triggers on product launch, go-to-market, GTM strategy, beta programs, launch checklist, rollout strategy, launch tiers, and any task requiring product release planning or execution.

Use this skill when managing key accounts, planning expansions, running QBRs, or mapping stakeholders. Triggers on account management, expansion playbooks, QBR preparation, stakeholder mapping, renewal strategy, upsell, cross-sell, and any task requiring strategic account planning or relationship management.

Use this skill when configuring CRM workflows, managing sales pipelines, building forecasting models, or optimizing CRM data hygiene. Triggers on Salesforce, HubSpot, CRM workflows, pipeline management, deal stages, forecasting, CRM automation, and any task requiring CRM architecture or process optimization.

Use this skill when defining ideal customer profiles, building scoring models, identifying intent signals, or qualifying leads. Triggers on lead scoring, ICP definition, scoring models, intent signals, MQL, SQL, lead qualification, BANT, and any task requiring lead prioritization or qualification framework design.

Use this skill when planning co-marketing campaigns, technology integrations, channel partnership programs, or affiliate programs. Triggers on partner strategy, co-marketing, co-selling, integration partnerships, channel sales, reseller programs, affiliate commission structures, partner enablement, partner portals, referral programs, joint go-to-market, ecosystem development, and any task involving building or managing business partnerships.

Use this skill when writing proposals, responding to RFPs, drafting SOWs, or developing pricing strategies. Triggers on proposal writing, RFP response, statement of work, pricing strategy, win themes, executive summary, and any task requiring business proposal creation or optimization.

Use this skill when creating battle cards, competitive intelligence, case studies, or ROI calculators for sales teams. Triggers on battle cards, competitive analysis, case studies, sales collateral, ROI calculators, sales training, product positioning, and any task requiring sales enablement content or strategy.

Use this skill when building dbt models, designing semantic layers, defining metrics, creating self-serve analytics, or structuring a data warehouse for analyst consumption. Triggers on dbt project setup, model layering (staging, intermediate, marts), ref() and source() usage, YAML schema definitions, metrics definitions, semantic layer configuration, dimensional modeling, slowly changing dimensions, data testing, and any task requiring analytics engineering best practices.

Use this skill when building data pipelines, ETL/ELT workflows, or data transformation layers. Triggers on Airflow DAG design, dbt model creation, Spark job optimization, streaming vs batch architecture decisions, data ingestion, data quality checks, pipeline orchestration, incremental loads, CDC (change data capture), schema evolution, and data warehouse modeling. Acts as a senior data engineer advisor for building reliable, scalable data infrastructure.

Use this skill when implementing data validation, data quality monitoring, data lineage tracking, data contracts, or Great Expectations test suites. Triggers on schema validation, data profiling, freshness checks, row-count anomalies, column drift, expectation suites, contract testing between producers and consumers, lineage graphs, data observability, and any task requiring data integrity enforcement across pipelines.

Use this skill when designing data warehouses, building star or snowflake schemas, implementing slowly changing dimensions (SCDs), writing analytical SQL for Snowflake or BigQuery, creating fact and dimension tables, or planning ETL/ELT pipelines for analytics. Triggers on dimensional modeling, surrogate keys, conformed dimensions, warehouse architecture, data vault, partitioning strategies, materialized views, and any task requiring OLAP schema design or warehouse query optimization.

Use this skill when building real-time data pipelines, stream processing jobs, or change data capture systems. Triggers on tasks involving Apache Kafka (producers, consumers, topics, partitions, consumer groups, Connect, Streams), Apache Flink (DataStream API, windowing, checkpointing, stateful processing), event sourcing implementations, CDC with Debezium, stream processing patterns (windowing, watermarks, exactly-once semantics), and any pipeline that processes unbounded data in motion rather than data at rest.

Use this skill when building, auditing, or optimizing spreadsheet models in Excel or Google Sheets. Triggers on formula writing, pivot table creation, dashboard design, data validation, conditional formatting, macro/VBA scripting, Apps Script automation, financial modeling, what-if analysis, XLOOKUP/INDEX-MATCH lookups, array formulas, and workbook architecture. Covers advanced Excel and Google Sheets for analysts, finance professionals, and operations teams.