Skill directory
Agent skills
Focused instruction packs that teach a coding agent one job well. Browse the catalog and use any of them inside a RiverX project.
18,175Skills
1,902Publishers
249Official
Art Bibledonchitos/claude-code-game-studiosAuthor the Art Bible — visual identity gating asset production. Run before /map-systems.01Balance Checkdonchitos/claude-code-game-studiosFind balance outliers, broken progressions, degenerate strategies, economy imbalances in formulas and data. 'Check game balance'.01Brainstormdonchitos/claude-code-game-studiosGuided concept ideation using professional studio techniques, player psychology, creative exploration.01Design Reviewdonchitos/claude-code-game-studiosReviews one design document for completeness, internal consistency, implementability, and design standards. Before handing to programmers.01Estimatedonchitos/claude-code-game-studiosEstimate task effort from complexity, dependencies, velocity, risk. Structured estimate with confidence levels.01Playtest Reportdonchitos/claude-code-game-studiosStructured playtest report template, or turn existing playtest notes into structured feedback.01Team Narrativedonchitos/claude-code-game-studiosOrchestrate the narrative team — narrative-director, writer, world-builder, level-designer — for story, world lore, narrative-driven levels.01
Skills, installed in one click
Start building freePut a skill to work
Open any project, search the Skills panel in the chat, and the agent picks it up from there.