Agent skills
Skills you can use with AI coding agents, indexed from public GitHub repositories.
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spark-principal-engineer
Principal/Senior-level Spark playbook for batch and streaming architecture, data layout, shuffle control, cost-efficient compute, reliability, and operating large-scale data processing platforms.
Use when: designing Spark workloads, tuning jobs, optimizing cluster economics, or operating Spark platforms in production.
mOdrA40/claude-codex-skills-directory 4
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nats-principal-engineer
Principal/Senior-level NATS playbook for subject design, request/reply, JetStream durability, consumer semantics, multi-tenant messaging, and operating lightweight event platforms at scale.
Use when: designing evented systems with NATS, reviewing JetStream usage, tuning subjects and consumers, or operating NATS in production.
mOdrA40/claude-codex-skills-directory 4
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cassandra-principal-engineer
Principal/Senior-level Cassandra playbook for data modeling, partition strategy, consistency, repair, compaction, and operating large-scale distributed wide-column systems.
Use when: designing Cassandra schemas, reviewing partition and consistency tradeoffs, operating clusters, or debugging latency and repair issues in production.
mOdrA40/claude-codex-skills-directory 4
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cockroachdb-principal-engineer
Principal/Senior-level CockroachDB playbook for distributed SQL design, transactions, multi-region topology, schema evolution, observability, and operational reliability.
Use when: designing geo-distributed systems, reviewing transaction semantics, hardening multi-region SQL workloads, or operating CockroachDB in production.
mOdrA40/claude-codex-skills-directory 4
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scylladb-principal-engineer
Principal/Senior-level ScyllaDB playbook for shard-aware data modeling, consistency, compaction, topology, performance tuning, and operating high-throughput distributed wide-column systems.
Use when: designing ScyllaDB schemas, tuning low-latency clusters, reviewing topology and repair posture, or operating ScyllaDB in production.
mOdrA40/claude-codex-skills-directory 4
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elasticsearch-principal-engineer
Principal/Senior-level Elasticsearch playbook for index design, search relevance, cluster operations, performance tuning, observability, and production reliability.
Use when: designing search workloads, reviewing mappings and analyzers, fixing shard/query bottlenecks, or operating Elasticsearch in production.
mOdrA40/claude-codex-skills-directory 4
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kafka-principal-engineer
Principal/Senior-level Kafka playbook for topic design, consumer groups, delivery semantics, partitioning, retention, observability, and operating event-driven systems at scale.
Use when: designing event streams, reviewing partition strategy, debugging lag/rebalance issues, or hardening Kafka in production.
mOdrA40/claude-codex-skills-directory 4
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rabbitmq-master
Ultimate RabbitMQ expertise skill for production-grade message broker architecture, implementation, and operations. Top 0.01% knowledge covering: (1) Advanced messaging patterns - Dead Letter Exchanges, Delayed Messages, Priority Queues, Consistent Hash Exchange, Sharding, (2) High Availability - Clustering, Quorum Queues, Stream Queues, Federation, Shovel, (3) Performance Engineering - prefetch tuning, connection pooling, batch publishing, memory optimization, flow control, (4) Security - TLS/mTLS, OAuth2, LDAP, certificate rotation, (5) Monitoring - Prometheus metrics, custom health checks, anomaly detection, (6) Troubleshooting - memory alarms, network partitions, queue backlogs, consumer starvation, (7) Multi-tenancy - vhost design, resource limits, isolation patterns, (8) Event-driven architectures - CQRS, Event Sourcing, Saga patterns with RabbitMQ. Use when: building messaging systems, debugging RabbitMQ issues, optimizing performance, designing HA architectures, implementing advanced patterns, production hardening, capacity planning, migration strategies.
mOdrA40/claude-codex-skills-directory 4
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flink-principal-engineer
Principal/Senior-level Flink playbook for stream processing architecture, stateful pipelines, event-time correctness, checkpointing, scaling, and operating low-latency data platforms.
Use when: designing streaming systems, reviewing stateful Flink jobs, tuning event-time pipelines, or operating Flink in production.
mOdrA40/claude-codex-skills-directory 4
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rust-principal-engineer
Principal/Senior-level Rust playbook for architecture, ownership, async systems, error handling, observability, security, testing, and production readiness.
Use when: designing Rust services or CLIs, reviewing unsafe/concurrent code, debugging panics and performance regressions, hardening APIs, or preparing a codebase for production.
mOdrA40/claude-codex-skills-directory 4
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erlang-elixir-principal-engineer
Principal/Senior-level Erlang and Elixir playbook for highly available backend systems, OTP design, actor-model concurrency, reliability, observability, and production operations.
Use when: building or reviewing Elixir or Erlang services, designing OTP supervision trees, handling high-concurrency workloads, debugging distributed failures, improving resilience, or preparing BEAM systems for production.
mOdrA40/claude-codex-skills-directory 4
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pnpm
Use when managing Node.js dependencies with pnpm - provides workspace setup, catalogs, CLI commands, overrides, and CI configuration
onmax/claude-config
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writer
Iterative writing loop. Gemini 3 Pro writes, Claude Agent SDK reviews autonomously. Use for blog posts, docs, technical content needing quality iteration.
onmax/claude-config
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nuxt-seo
Nuxt SEO meta-module with robots, sitemap, og-image, schema-org. Use when configuring SEO, generating sitemaps, creating OG images, or adding structured data.
onmax/claude-config
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ts-library
Use when authoring TypeScript libraries or npm packages - covers project setup, package.json exports, build tooling (tsdown/unbuild), API design patterns, type inference tricks, testing, and publishing to npm. Use when bundling, configuring dual CJS/ESM output, or setting up release workflows.
onmax/claude-config
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motion
Use when adding animations with Motion Vue (motion-v) - provides motion component API, gesture animations, scroll-linked effects, layout transitions, and composables for Vue 3/Nuxt
onmax/claude-config
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vue
Use when editing .vue files, creating Vue 3 components, writing composables, or testing Vue code - provides Composition API patterns, props/emits best practices, VueUse integration, and reactive destructuring guidance
onmax/claude-config
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vite
Use when setting up Vite projects - provides dev server, HMR, build configuration, library mode, and plugin authoring patterns
onmax/claude-config
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request-refactor-plan
Conversational refactor planner - interview, scope, plan tiny atomic commits. Use when planning a refactor that needs careful incremental steps.
onmax/claude-config
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vitest
Use when writing unit/integration tests for Vite projects - provides Vitest configuration, test APIs, mocking patterns, and coverage setup
onmax/claude-config
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nuxt-modules
Use when creating Nuxt modules: (1) Published npm modules (@nuxtjs/, nuxt-), (2) Local project modules (modules/ directory), (3) Runtime extensions (components, composables, plugins), (4) Server extensions (API routes, middleware), (5) Releasing/publishing modules to npm, (6) Setting up CI/CD workflows for modules. Provides defineNuxtModule patterns, Kit utilities, hooks, E2E testing, and release automation.
onmax/claude-config
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nuxt-better-auth
Use when implementing auth in Nuxt apps with @onmax/nuxt-better-auth - provides useUserSession composable, server auth helpers, route protection, and Better Auth plugins integration.
onmax/claude-config
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design-interface
Generate multiple radically different interface designs for a module using parallel sub-agents. Use when designing an API, exploring interface options, comparing module shapes, or "design it twice".
onmax/claude-config
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shelve
onmax/claude-config