Developer Tools & Repos Agent Skills for Gemini CLI

Generates Null Object pattern for PHP 8.4.

Expert in NVDA screen reader addon development -- architecture, APIs, plugin types (globalPlugins, appModules, synthDrivers…

Orchestrates the full DELIVER wave end-to-end (roadmap > execute-all > finalize).

Designs system architecture with C4 diagrams and technology selection.

[EXPERIMENTAL] Complex refactoring roadmaps with visual tracking

Applies the Refactoring Priority Premise (RPP) levels L1-L6 for systematic code refactoring.

Creates a phased roadmap.json for a feature goal with acceptance criteria and TDD steps.

Wrap up a branch — run tests, create PR, merge or discard — use when implementation is done

Use when a reviewer, CI bot, or another AI leaves feedback to address

Oban job processing — workers, perform/1 (OSS) and process/1 (Pro), queues, cron, retries, unique jobs, idempotency, Oban Pro (Workflow…

Generates Object Pool pattern for PHP 8.4.

Use when automatic Reference Counting in Objective-C including strong/weak references, retain cycles, ownership qualifiers, bridging with…

Use when blocks (closures) and Grand Central Dispatch in Objective-C for concurrent programming including block syntax, capture semantics…

Use when objective-C protocols for defining interfaces and categories for extending classes, including formal protocols, optional methods…

OBS plugin authoring and ecosystem: scaffold a new C++ plugin from obs-plugintemplate (CMake, cross-platform GitHub Actions CI), register…

ObservableGodot project reference — C++ GDExtension interceptors, .NET data fabric, Parquet output, three-tier pipeline

Diagnose and fix common Obsidian plugin errors and exceptions.

Set up a fast Obsidian plugin development loop with hot reload.

Help with OData service development in ABAP including OData V2 and V4 services via RAP service bindings, SEGW-based services, service…

MUST be loaded when ANY Odoo development task is detected.

Odoo frontend JavaScript patterns for website themes.