A curated system of production-ready Claude Code skills with quantitative evaluation reports, golden test fixtures, and engineering workflow integration.
This repository also configures its own agents. See what awesome-skills tells them →
Skill Claude CodeCodex
REST API contract designer and reviewer. ALWAYS use when designing new endpoints, reviewing existing API contracts, planning API versioning, or standardizing error models. Covers resource modeling (URL/naming), HTTP method semantics, status code selection, error model consistency, pagination/filtering/sorting…
Skill Claude Code needs its repo
Create, maintain, and run gated Go integration tests for internal APIs and service-to-service clients (HTTP/gRPC). Use for endpoint verification, contract checks with real runtime config, opt-in execution, timeout/retry safety, and integration failure triage in Go services.
Skill Claude Code
Compress chaotic information into a leader-ready structure before output. ALWAYS use when the user is preparing to brief a senior leader, present a technical proposal, write a one-pager, or otherwise turn scattered facts and feelings into Frame → Crux → Nodes → Tilt + Reasoning that fits in 3–5 minutes of reading.…
Skill Claude CodeCodex
Create evidence-backed pull requests to the GitHub main branch with strict preflight, quality, and security gates. Use when users ask to create/submit/open/update a PR to main (including private repos), decide draft vs ready state, and provide reviewer-ready context for team review.
Skill Claude Code
Perform auditable research with executable mode budgets, mandatory source-content verification, typed web and repository evidence, confidence assessment, honest degradation, and one fixed nine-section report. Use for web research, claim verification, technical comparisons, trend analysis, pure codebase research, and…
Skill Claude Code
Design, maintain, and execute reliable end-to-end tests for critical user journeys with Agent Browser as first choice for exploration and Playwright as the preferred code path for suites and CI. Use for E2E strategy, journey coverage, flaky test triage, artifact collection, CI gating, regression prevention, and…
Skill Claude Code
A Go testing guide for generating fuzz tests, which repeatedly try varied inputs to find crashes and unexpected behavior. It first checks whether the code is suitable for fuzzing.
Skill Claude Code
Safely create a git commit by validating repository state, staging intended changes, scanning for secrets/conflicts, generating a Conventional Commits message (repository convention first, else an English Angular default) from the staged diff, and committing without amend.
Skill Claude Code needs its repo
Go performance benchmarking and pprof profiling specialist. ALWAYS use when writing benchmark functions (testing.B), generating or reading pprof profiles, interpreting flame graphs, finding memory allocation hotspots, comparing implementations with benchstat, or measuring ns/op / B/op / allocs/op. In Go code contexts…
Skill Claude Code
Use when creating or refactoring GitHub Actions CI workflows for Go repositories. Covers repository-shape detection, Make-driven delegation with formal fallbacks, Go setup, caching, tool pinning, permissions, reusable workflows, and quality gate design.
Skill Claude Code
Review Go code with a defect-first approach using repository policy (constitution.md first, then AGENTS.md fallback). Use for code review, PR review, quality checks, risk analysis, and regression detection.
Skill Claude Code
Review Go code for concurrency safety and goroutine lifecycle issues including race conditions, deadlocks, goroutine leaks, mutex misuse, and context propagation. Trigger when code contains go func, channels, sync primitives, WaitGroup, errgroup, or goroutine lifecycle management. Use for concurrency-focused review of…
Skill Claude Code
Go dependency audit specialist for CVE scanning (govulncheck), license risk triage, outdated dependency detection, upgrade impact analysis, and supply chain security. ALWAYS use when auditing go.mod dependencies, running govulncheck, checking license compatibility, planning dependency upgrades, or investigating supply…
Skill Claude Code
Review Go code for error handling correctness, nil safety, and failure-path integrity including ignored errors, missing wrapping, panic misuse, SQL/HTTP resource lifecycle, and transaction patterns. Trigger when code contains error returns, panic calls, sql.Rows, transactions, HTTP client/server code, or nil-sensitive…
Skill Claude Code
Review Go code for business logic correctness, boundary conditions, off-by-one errors, state management, data flow integrity, and return value contracts. Trigger on any Go code change that modifies behavior, conditional logic, state transitions, or data processing. Use for logic-correctness focused review.
Skill Claude Code needs its repo
Canonical skill for Go Makefiles. Create/refactor root Makefiles for Go repositories with standardized build/test/lint/run targets, self-documenting help output, predictable artifacts, and maintainable target naming.
Skill Claude Code
Review Go code for observability gaps: missing structured logging, broken trace context propagation, Prometheus cardinality explosions, span lifecycle errors, and sensitive fields in logs. Dispatched by go-review-lead as a vertical reviewer. Also trigger directly when the user says "review my logging", "check my…
Skill Claude Code
Review Go code for performance issues including slice/map pre-allocation, string concatenation, N+1 queries, connection pool configuration, sync.Pool, memory alignment, lock scope, buffered I/O, and HTTP transport tuning. Trigger when code contains make(), loops, database queries, string building, sync primitives…
Skill Claude Code
Review Go code for code quality, style, and modern Go practices including function length, nesting depth, naming, mutable globals, interface design, receiver consistency, modern Go idioms (slog, generics, typed atomics), and static analysis. Trigger when reviewing Go code structure, readability, or maintainability.…
Skill Claude Code
Orchestrate a comprehensive Go code review by triaging code changes, dispatching vertical review skills (security, concurrency, error, logic, performance, quality, test, observability) as parallel agents, then consolidating results into a unified report. Use for full Go PR review or comprehensive code review. Replaces…
Skill Claude Code
Review Go code for security vulnerabilities including OWASP Top 10, injection, auth/authz, crypto, secrets, SSRF, XSS, and input validation. Trigger when code involves SQL, user input, authentication, HTTP handlers, TLS, crypto, secrets, or file path operations. Use for security-focused code review of Go projects.
Skill Claude Code
Review Go test code for quality including table-driven tests, t.Helper usage, assertion completeness, boundary cases, benchmarks, fuzz tests, and coverage targets. Trigger when PR contains test.go files, test helpers, httptest usage, testing.B, testing.F, or testdata directories. Use for test-quality focused review.
Skill Claude Code
Use when the user wants help finding information through Google or Google-style web search and expects more than raw links. Handle current facts, public-information lookups, official documents, tutorials, reports, tools, materials, or source discovery by classifying the search goal, generating precise queries…
Skill Claude Code
Incident post-mortem specialist for writing blameless post-mortems, extracting timelines from logs/events, conducting root cause analysis (5-Why, fishbone), classifying severity, and generating tracked action items. ALWAYS use when writing a post-mortem, reviewing an incident, extracting a timeline, performing root…
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: