A curated system of production-ready Claude Code skills with quantitative evaluation reports, golden test fixtures, and engineering workflow integration.
Agent
Go concurrency safety reviewer covering race conditions, deadlocks, goroutine leaks, mutex misuse, channel lifecycle, context propagation, and graceful shutdown. Use when Go code changes contain go func, channels, sync primitives (Mutex, RWMutex, WaitGroup), errgroup, singleflight, select statements, or context…
Agent
Go error handling and correctness reviewer covering ignored errors, missing error wrapping, panic misuse, nil safety, resource lifecycle (sql.Rows, resp.Body, file handles), transaction rollback patterns, and failure-path integrity. Use when Go code changes contain error returns, panic calls, sql.Rows, tx.Begin, HTTP…
Agent
Go business logic and correctness reviewer covering off-by-one errors, boundary conditions, state machine transitions, data flow integrity, return value contracts, nil/zero-value assumptions, and algorithm correctness. Use when Go code changes modify conditional logic, loops, state transitions, data processing…
Agent
Go observability reviewer covering structured logging gaps, broken trace context propagation, Prometheus cardinality explosions, span lifecycle errors (missing defer span.End(), unrecorded errors), and sensitive fields in logs. Use when Go code changes import go.uber.org/zap, log/slog, go.opentelemetry.io…
Agent
Go performance reviewer covering slice/map pre-allocation, string concatenation in loops, N+1 database queries, connection pool tuning, sync.Pool usage, memory alignment, lock scope optimization, buffered I/O, and HTTP transport configuration. Use when Go code changes contain make(), append(), loops with DB/Redis…
Agent
Go code quality and style reviewer covering function length, nesting depth, naming conventions, mutable globals, interface design, receiver consistency, modern Go idioms (slog, generics, typed atomics), and golangci-lint integration. Use when reviewing Go code structure, readability, maintainability, or when any Go…
Agent
Go security vulnerability reviewer covering OWASP Top 10, injection (SQL/command/path traversal), auth/authz bypass, crypto misuse, secrets exposure, SSRF, and input validation. Use when Go code changes touch SQL queries, os/exec, HTTP handlers, TLS config, authentication middleware, file path operations, or hardcoded…
Agent
Go test quality reviewer covering table-driven test patterns, t.Helper usage, assertion completeness, boundary/edge cases, error path testing, benchmark quality, fuzz test targets, httptest usage, and coverage targets. Use when Go code changes include test.go files, test helpers, testdata directories, testing.B…
Agent
Specialist for US-stock balance-sheet health review — leverage (Net Debt/EBITDA), liquidity (current ratio, cash runway), goodwill concentration and impairment history, working capital trends (DSO, inventory days), off-balance-sheet items (commitments, contingencies), and pension underfunding. Use when assessing…
Agent
Specialist for US-stock business-model and revenue-structure review — product/service mix, customer concentration, geographic exposure, industry position, revenue-growth decomposition, and information-tier discipline. Use when analyzing the business-understanding layer of an equity workup. Dispatched by…
Agent
Specialist for US-stock earnings-quality review — cash flow vs net income drift, FCF trajectory, capex character, revenue quality (channel stuffing, deferred-revenue trend), gross margin level and trend, operating leverage, three-cost hygiene, and SaaS-specific metrics (NRR, GRR, CAC payback, Magic Number). Use when…
Agent
Specialist for US-stock industry-position and competitive-moat review — Porter Five Forces scan, market-share trend (absolute and relative), TAM size and trajectory, unit economics, moat classification (7 named types), substitute and new-entrant threats, pricing-power evidence (cross-cycle margin stability)…
Agent
Specialist for US-stock management-quality review — 5-year capital allocation history, buyback timing quality, M&A track record, guidance-vs-actuals scorecard, comp structure alignment, insider ownership and trading activity, earnings-call communication style, and strategic-thesis stability. Use when analyzing the…
Agent
Specialist for US-stock independent peer benchmarking — 12-item ratio panel (growth, profitability, capital intensity, leverage, valuation) computed identically for target and 2-4 peers, surfacing rank-by-item plus best-in-panel and worst-in-panel summary. Provides quantitative cross-validation for the moat and…
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: