Development skills

Browse reusable Agent Skills, each with a clear purpose and practical guidance.

r3-reactive-extensions

Build reactive/event-driven C# with R3 (Cysharp's modern reimplementation of Reactive Extensions). Covers the Observable<T>/Observer<T> model, the OnErrorResume error contract, async dispatch with AwaitOperation, Task/IAsyncEnumerable integration, TimeProvider/FrameProvider scheduling, the concurrency contract, and how R3 differs from System.Reactive (Rx.NET).

1.07k repo starsObserved in 3 repos
Development

symfony-ux-merge-up

Cascade-merge maintained Symfony UX branches from oldest to newest (e.g. 2.x to 3.x). Use when the user says "merge branches", "merge up", "cascade merge", "sync branches", or "update branches".

1.07k repo starsObserved in 2 repos
Development

symfony-ux-toolkit-kit

Generate, modify, or review Symfony UX Toolkit kit recipes (Shadcn, Flowbite, future kits). Enforces conventions for manifest, Twig component docblocks, sub-components, asChild `<recipe>_<role>_attrs` pattern, outer-scope propagation, Stimulus controllers, examples, snapshots, and PR hygiene. Use when adding/editing files under `src/Toolkit/kits/` or reviewing PRs touching the Toolkit.

1.07k repo starsObserved in 1 repos
Development

converting-pytorch-to-litert

Converts PyTorch models (e.g. ResNet, timm, HuggingFace transformers) directly to LiteRT (.tflite) flatbuffer format. Use when converting PyTorch models to TFLite, setting up export environments, or troubleshooting torch-to-litert conversion bugs. Don't use for ONNX exports or converting existing TensorFlow models.

1.06k repo starsObserved in 1 repos
Development

gh-implement-issue

End-to-end implementation workflow for a GitHub issue from planning through PR creation. Use when starting work on an issue from scratch.

1.06k repo starsObserved in 1 repos
Development

upgrade-boop

Pull upstream Boop changes into a customized fork. Previews, backs up, merges with conflict-aware resolution, validates, and surfaces breaking changes.

1.06k repo starsObserved in 1 repos
Development

blueprint-authoring

Blueprint authoring workflow for the Flopperam Unreal Engine MCP. Covers the full create, author, commit, verify cycle using the narrow bp_* tool surface. Use when creating or editing Blueprints, adding variables/components/events/functions, wiring graphs, or debugging compile errors.

1.06k repo starsObserved in 2 repos
Development

commit-changes

Guides commit message writing for the kotlinx-rpc project. Use this skill whenever committing code, writing commit messages, or when the user asks about commit conventions. Also use it when reviewing PRs for commit message quality. Triggers on: /commit, "commit", "commit message", "git commit", writing changelogs from commits.

1.06k repo starsObserved in 1 repos
Development

gradle_expert

Provides expert build engineer guidance on Gradle Kotlin DSL scripts, plugin development, and deep internals research; use for build failures, compilation errors, dependency conflicts, or complex build authoring. Do NOT use for executing builds/tests (use `running_gradle_builds`/`running_gradle_tests`) or dependency graph auditing.

1.06k repo starsObserved in 1 repos
Development

introspecting_gradle_projects

Uncovers Gradle project structure, task hierarchies, and resolved property values using core Gradle diagnostic tools; use for mapping modules, listing runnable tasks, and auditing build configuration. Do NOT use for running builds/tests or source code exploration.

1.06k repo starsObserved in 1 repos
Development