Developer Tools & Repos Agent Skills

Web browser game development principles.

Guide for sp.h, a single-header C standard library replacement.

SPARC development workflow: Specification, Pseudocode, Architecture, Refinement, Completion.

Run the SPARC Specification phase — gather requirements, define acceptance criteria, identify constraints, and store the spec in memory

MUST USE when writing or editing TanStack Router routes, file-based routing, navigation, loaders, search params, beforeLoad auth guards…

[UDS] Create and review specification documents before writing code — spec format, states, and delta operations.

Use when extracting a durable, language-neutral behavior specification and portable conformance assets from an existing codebase for…

Write feature specifications as requirements and user stories with acceptance criteria, focusing on business value and testable conditions.

Backend/API Developer - Build production API services, business logic, authentication and authorization, data-safe integrations…

Create or update the project constitution from interactive or provided principle inputs.

Domain-Driven Design Specialist - Discover bounded contexts and ubiquitous language, then model aggregates, invariants, events, and safe…

Realtime & Event Systems Engineer - WebSocket channels, Server-Sent Events, Message Queues, and Transactional Outbox workers.

SpecKit Safe Update

Convert existing tasks into actionable, dependency-ordered GitHub issues for the feature based on available design artifacts.

Upgrade a Spiderly consumer app's package version (NuGet + npm) to a newer Spiderly release.

Create Spine 2D skeletal animations from pre-existing character assets (separated body-part PNGs, atlas spritesheet, or a full character…

Optimize Flutter app performance with widget rebuilds, memory management, rendering optimization, and profiling techniques.

Guide to configuring splash screens in Capacitor apps including asset generation, animation, and programmatic control.

Splits one oversized feature branch into a stack of small, chained pull requests, where each PR targets the branch below it instead of main.

Use when the user mentions SPM resolution failures, "no such module" errors, duplicate symbol linker errors, version conflicts between…

Integrates Alibaba Cloud DashScope services into Spring applications to build advanced AI-driven features using Qwen models.