Comments
Code comments and annotations
skill-installer
by d-kimuson
Install Codex skills into $CODEX_HOME/skills from a curated list or a GitHub repo path. Use when a user asks to list installable skills, install a curated skill, or install a skill from another repo (including private repos).
sanskrit-skills
by thapakrish
Suite of Sanskrit learning skills covering verse analysis, grammar, vocabulary, literature, and devotional hymns. Use as an entry point when users ask general Sanskrit questions or need guidance on which specific skill to use.
apcball
by apcball
Review Checklist - 快速参考清单
unicode-box-drawing
by andredezzy
Unicode box drawing patterns for ASCII diagrams, flow charts, and structured text layouts in documentation and code comments.
Backend Engineering Skills for Doxynix
by doxynix
This philosophy guides all design decisions.
documentation-router
by Zpankz
Routes documentation and explanation tasks. Triggers on document, explain, readme, api-docs, changelog, guide, comment, describe, write-docs.
enhanced-message-context
by lingui
Provide additional context for messages based on the codebase and the context of the message to improve the quality of the translations.
generate-terraform-provider
by speakeasy-api
Use when generating a Terraform provider from an OpenAPI spec with Speakeasy. Covers entity annotations, CRUD mapping, type inference, workflow configuration, and publishing. Triggers on "terraform provider", "generate terraform", "create terraform provider", "CRUD mapping", "x-speakeasy-entity", "terraform resource", "terraform registry".
mongodb-query-and-index-optimize
by romiluz13
MongoDB query optimization and indexing strategies. Use when writing queries, creating indexes, building aggregation pipelines, or debugging slow operations. Triggers on "slow query", "create index", "optimize query", "aggregation pipeline", "explain output", "COLLSCAN", "ESR rule", "compound index", "partial index", "TTL index", "text search", "geospatial", "$indexStats", "profiler".
four-risks
by breethomas
Run Marty Cagan's Four Risks assessment on an issue (value, usability, feasibility, viability). Use when evaluating features before building.
anndata
by ovachiever
This skill should be used when working with annotated data matrices in Python, particularly for single-cell genomics analysis, managing experimental measurements with metadata, or handling large-scale biological datasets. Use when tasks involve AnnData objects, h5ad files, single-cell RNA-seq data, or integration with scanpy/scverse tools.
clinvar-database
by ovachiever
"Query NCBI ClinVar for variant clinical significance. Search by gene/position, interpret pathogenicity classifications, access via E-utilities API or FTP, annotate VCFs, for genomic medicine."
github-pr-review
by aidankinzett
Use when reviewing GitHub pull requests with gh CLI - creates pending reviews with code suggestions, batches comments, and chooses appropriate event types (COMMENT/APPROVE/REQUEST_CHANGES)
postgresql
by jgamaraalv
"PostgreSQL 16+ reference for writing queries, designing schemas, managing indexes, and optimizing performance. Use when: (1) writing SQL queries (SELECT, INSERT, UPDATE, DELETE, CTEs, window functions, subqueries), (2) designing or altering table schemas (CREATE TABLE, constraints, sequences, data types), (3) choosing or creating indexes (B-tree, GIN, GiST, BRIN, partial, expression), (4) managing transactions and isolation levels (BEGIN/COMMIT, savepoints, MVCC), (5) working with JSONB data and jsonpath, (6) analyzing query performance with EXPLAIN ANALYZE, or (7) using the psql CLI."
articulation
by kluless13
Framework for articulating ideas intelligently in writing and speaking. Based on Dan Koe's methods. TRIGGERS: - When user asks to write a post, thread, or newsletter - When user is preparing for a podcast or presentation - When user wants to explain a complex idea - When user says "help me articulate" or "how do I explain" - When drafting content that needs to be compelling and clear CAPABILITIES: - Structure ideas using Problem-Amplify-Solution (beginner) - Apply Pyramid Principle for logical arguments (intermediate) - Cross-domain synthesis for unique perspectives (advanced) - Build "greatest hits" library of core ideas
deep-plan
by theclaymethod
Structured research → plan → annotate → implement workflow for non-trivial features. Separates planning from execution using persistent markdown artifacts (.claude/research.md, .claude/plan.md). Use when explicitly invoked via /deep-plan for feature development, refactors, migrations, or any multi-file change where architecture decisions matter.
docs_code
by vuralserhat86
Code comments, JSDoc/TSDoc ve changelog best practices.
mapkit
by ios-agent
"Help developers integrate Apple MapKit into iOS/macOS apps. Use this skill when users ask to add a map to their app, display maps, show user location on a map, add markers/pins/annotations, implement map clustering, get directions/routing between locations, search for places/points of interest, implement MapKit features, work with MKMapView, SwiftUI Map, MKAnnotation, MKOverlay, MKDirections, MKLocalSearch, or any MapKit-related development task."
e2e-testing
by oakoss
'E2E test architecture and patterns with Playwright. Use when designing test suites, structuring Page Object Models, planning CI sharding strategies, setting up authentication flows, or organizing tests with tags and annotations. Use for test architecture, accessibility auditing with axe-core, network mocking strategies, visual regression workflows, HAR replay, and storageState authentication patterns. For Playwright API details, browser automation, or web scraping, use the playwright skill instead.'
data-visualizer
by oakoss
'Charts, dashboards, and data visualizations using Recharts, Chart.js, and D3.js. Use when building charts, dashboards, or interactive data displays. Use for chart type selection, data storytelling, annotation patterns, responsive design, accessibility, and performance optimization.'
clickhouse-query-optimization
by obsessiondb
"20+ optimization rules for ClickHouse queries. Load when writing queries, debugging slow queries, fixing memory errors, or optimizing JOINs. Achieves 10-100x faster queries, 90% less memory usage."
cortex-classify-tutorial
by Snowflake-Labs
Interactive tutorial teaching Snowflake Cortex CLASSIFY_TEXT for categorizing unstructured text. Guide users through classifying customer reviews using Python and SQL. Use when user wants to learn text classification, Cortex LLM functions, or analyze unstructured feedback data.
deep-work
by petekp
Structured development workflow that separates research, planning, and implementation into distinct phases with persistent markdown artifacts. Use when starting any non-trivial feature, refactor, bug investigation, or codebase change. Trigger on: "deep work", "research and plan", "plan before coding", "write a plan", "research this codebase", "don't code yet", "understand then implement", or when the user wants a disciplined approach to a complex task. Also use when the user says "research", "plan", "annotate", "implement the plan", or references research.md/plan.md artifacts.
pku-treehole
by robin0505
"Use when Codex needs to retrieve, search, browse, filter, summarize, or export content from Treehole via a locally logged-in Chrome debug session. Uses the logged-in page directly instead of cookie extraction. Supports keyword search, post details with replies, recent posts, tags, and Markdown export."