Developer Tools & Repos Agent Skills for Claude Desktop

Build and integrate Manifest DEX on Solana using the Manifest SDK.

Document the permitted network API used by a website by observing browser traffic, tracing client-side request construction, and replaying…

Expert guidance on choosing the right geospatial tool based on problem type, accuracy requirements, and performance needs

Implement, review, or improve maps and location features in iOS/macOS apps using MapKit and CoreLocation.

Customize Spiderly-generated Mapster mappers.

Create custom linting rules for markdownlint including rule structure, parser integration, error reporting, and automatic fixing.

Use for AST-aware code search, syntax-shaped matching, codemods, API migrations, repeated structured edits, or refactors where text grep…

Matchmaking skill for ELO/MMR and skill-based matching.

Material 3 Expressive design patterns for Jetpack Compose - expressive theming, motion physics, shape morphing, typography emphasis, color…

GitHub CLI operations via `gh` for issues, PRs, Actions, releases, and REST/GraphQL API with `--json`/`--jq` parsing.

Diff-based PR review across code quality, test coverage, silent failures, type design, and comment quality with severity-ranked findings.

This skill should be used when the user asks to "nuke dead code", "find unused exports", "clean up imports", "find orphaned files"…

This skill should be used when the user asks to "reindex the codebase", "refresh code index", "update matrix index", "rebuild symbol…

When to activate: goroutines, channels, select, sync.WaitGroup, sync.Mutex, context cancellation, worker pools, rate limiting in Go

When to activate: Rust error handling, thiserror, anyhow, custom errors, Result, question mark operator, error propagation

When to activate: Zustand, Jotai, XState, TanStack Query, URL state, Redux, state management, client state, server state

When to activate: async/await, actors, tasks, structured concurrency, MainActor, async sequences in Swift

Use when managing Maven dependencies, resolving dependency conflicts, configuring BOMs, or optimizing dependency trees in Java projects.

Build MCP servers in Python with FastMCP.

Build CLI scripts alongside MCP servers for terminal environments.

Designs or reviews MCP servers so AI agents can use them reliably: outcome-oriented tools, flat constrained parameters, actionable errors…