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Topic: codex

8,457 skills in this topic.

investor-outreach Draft cold emails, warm intro blurbs, follow-ups, update emails, and investor communications for fundraising. Use when the user wants outreach to angels, VCs, strategic investors, or accelerators and needs concise, personalized, investor-facing messaging.
x-cmd/skill 19
springboot-patterns Spring Boot architecture patterns, REST API design, layered services, data access, caching, async processing, and logging. Use for Java Spring Boot backend work.
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iterative-retrieval Pattern for progressively refining context retrieval to solve the subagent context problem
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springboot-security Spring Security best practices for authn/authz, validation, CSRF, secrets, headers, rate limiting, and dependency security in Java Spring Boot services.
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springboot-tdd Test-driven development for Spring Boot using JUnit 5, Mockito, MockMvc, Testcontainers, and JaCoCo. Use when adding features, fixing bugs, or refactoring.
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strategic-compact Suggests manual context compaction at logical intervals to preserve context through task phases rather than arbitrary auto-compaction.
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api-design REST API design patterns including resource naming, status codes, pagination, filtering, error responses, versioning, and rate limiting for production APIs.
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article-writing Write articles, guides, blog posts, tutorials, newsletter issues, and other long-form content in a distinctive voice derived from supplied examples or brand guidance. Use when the user wants polished written content longer than a paragraph, especially when voice consistency, structure, and credibility matter.
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autonomous-loops Patterns and architectures for autonomous Claude Code loops — from simple sequential pipelines to RFC-driven multi-agent DAG systems.
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backend-patterns Backend architecture patterns, API design, database optimization, and server-side best practices for Node.js, Express, and Next.js API routes.
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clickhouse-io ClickHouse database patterns, query optimization, analytics, and data engineering best practices for high-performance analytical workloads.
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coding-standards Universal coding standards, best practices, and patterns for TypeScript, JavaScript, React, and Node.js development.
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configure-ecc Interactive installer for Everything Claude Code — guides users through selecting and installing skills and rules to user-level or project-level directories, verifies paths, and optionally optimizes installed files.
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content-engine Create platform-native content systems for X, LinkedIn, TikTok, YouTube, newsletters, and repurposed multi-platform campaigns. Use when the user wants social posts, threads, scripts, content calendars, or one source asset adapted cleanly across platforms.
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content-hash-cache-pattern Cache expensive file processing results using SHA-256 content hashes — path-independent, auto-invalidating, with service layer separation.
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continuous-learning Automatically extract reusable patterns from Claude Code sessions and save them as learned skills for future use.
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continuous-learning-v2 Instinct-based learning system that observes sessions via hooks, creates atomic instincts with confidence scoring, and evolves them into skills/commands/agents. v2.1 adds project-scoped instincts to prevent cross-project contamination.
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cost-aware-llm-pipeline Cost optimization patterns for LLM API usage — model routing by task complexity, budget tracking, retry logic, and prompt caching.
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swift-actor-persistence Thread-safe data persistence in Swift using actors — in-memory cache with file-backed storage, eliminating data races by design.
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jpa-patterns JPA/Hibernate patterns for entity design, relationships, query optimization, transactions, auditing, indexing, pagination, and pooling in Spring Boot.
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liquid-glass-design iOS 26 Liquid Glass design system — dynamic glass material with blur, reflection, and interactive morphing for SwiftUI, UIKit, and WidgetKit.
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cpp-coding-standards C++ coding standards based on the C++ Core Guidelines (isocpp.github.io). Use when writing, reviewing, or refactoring C++ code to enforce modern, safe, and idiomatic practices.
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cpp-testing Use only when writing/updating/fixing C++ tests, configuring GoogleTest/CTest, diagnosing failing or flaky tests, or adding coverage/sanitizers.
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database-migrations Database migration best practices for schema changes, data migrations, rollbacks, and zero-downtime deployments across PostgreSQL, MySQL, and common ORMs (Prisma, Drizzle, Django, TypeORM, golang-migrate).
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