summer

In the author's own words, from each skill's SKILL.md — showing the first 30 of 276 files.

• 3d-lighting

  Light a 3D scene: sun, omni and spot lights, WorldEnvironment, sky, shadows and ambient.

  library/skills/3d-lighting/SKILL.md on GitHub (opens in a new tab)

• adaptive-music

  Wire music stems to game state: combat, explore, boss and tension crossfades on a shared bus.

  library/skills/adaptive-music/SKILL.md on GitHub (opens in a new tab)

• agent-playtesting

  Playtest by driving the live game: deterministic launch, frame-stamped probes, scripted or recorded input.

  library/skills/agent-playtesting/SKILL.md on GitHub (opens in a new tab)

• ambient-bed

  Generate a long looping location ambience (forest, dungeon, city, cave) on the Ambient bus.

  library/skills/ambient-bed/SKILL.md on GitHub (opens in a new tab)

• animated-loop

  Generate a short seamless video loop: splash background, animated logo backdrop, idle title screen.

  library/skills/animated-loop/SKILL.md on GitHub (opens in a new tab)

• animation-tree

  Wire AnimationTree state machines and blend trees: locomotion blends, attack interrupts, hit reactions.

  library/skills/animation-tree/SKILL.md on GitHub (opens in a new tab)

• art-direction

  Define the game's visual style (palette, mood, lighting, post) as an art bible in .summer/art-bible.md.

  library/skills/art-direction/SKILL.md on GitHub (opens in a new tab)

• asset-strategy

  Route any 'I need a [thing]' asset request to the right skill: 2D, 3D, audio, video, VFX or animation.

  library/skills/asset-strategy/SKILL.md on GitHub (opens in a new tab)

• audio-direction

  Define the game's sound (music style, SFX vocabulary, dynamic music) as .summer/audio-bible.md.

  library/skills/audio-direction/SKILL.md on GitHub (opens in a new tab)

• auto-fire-targeting

  Fix auto-fire targeting (survivors, ARPG, tower defense) with pending damage to stop overkill.

  library/skills/auto-fire-targeting/SKILL.md on GitHub (opens in a new tab)

• bounded-engine-runs

  Run Summer headless or offscreen safely: time limits, one engine per project, import passes, crash checks.

  library/skills/bounded-engine-runs/SKILL.md on GitHub (opens in a new tab)

• brainstorm-game

  Turn a vague game idea into a 1-page brief (genre, scope, core loop, mechanics) in .summer/GameSoul.md.

  library/skills/brainstorm-game/SKILL.md on GitHub (opens in a new tab)

• brainstorming

  Explore user intent, requirements and design before any creative work: features, mechanics, behavior.

  library/skills/brainstorming/SKILL.md on GitHub (opens in a new tab)

• browse-templates

  List Summer Engine project templates, present the choices, and create a project from the chosen one.

  library/skills/browse-templates/SKILL.md on GitHub (opens in a new tab)

• camera-rigs

  Camera rigs: Camera2D follow with limits, first-person head, SpringArm3D third-person, top-down, FOV.

  library/skills/camera-rigs/SKILL.md on GitHub (opens in a new tab)

• celeste-momentum-platforming

  Celeste-style 2D precision platformer movement — momentum running, coyote time, variable jumps, dash, wall jump/slide, climb stamina, pixel corner correction.

  library/skills/celeste-momentum-platforming/SKILL.md on GitHub (opens in a new tab)

• character-animation-wiring

  Wire a rigged character end to end: real clips and bones, locomotion states, method tracks, root motion.

  library/skills/character-animation-wiring/SKILL.md on GitHub (opens in a new tab)

• character-model

  Generate a rigged humanoid (player, NPC, enemy, boss) from a T-pose reference, previewed before rigging.

  library/skills/character-model/SKILL.md on GitHub (opens in a new tab)

• character-movement

  Player controllers for 2D and 3D, plus the standard third-person controller for Summer humanoids.

  library/skills/character-movement/SKILL.md on GitHub (opens in a new tab)

• character-portrait

  Generate one polished character bust for dialogue UI, character select, lore cards or codex entries.

  library/skills/character-portrait/SKILL.md on GitHub (opens in a new tab)

• cinematic-cutscene

  Generate a non-interactive cutscene: a reference-locked 5-10s video shot with optional voiced dialogue.

  library/skills/cinematic-cutscene/SKILL.md on GitHub (opens in a new tab)

• combat-basics

  Damage: hitbox and hurtbox Areas, a reusable Health component, damage signals, knockback, projectiles.

  library/skills/combat-basics/SKILL.md on GitHub (opens in a new tab)

• compatibility-renderer-traps

  Make a Forward+ game look right on the Compatibility renderer: instance uniforms, MultiMesh, vertex colors.

  library/skills/compatibility-renderer-traps/SKILL.md on GitHub (opens in a new tab)

• concept-art

  Explore art direction with 3-4 rough concept variants of a character, environment or prop.

  library/skills/concept-art/SKILL.md on GitHub (opens in a new tab)

• concept-to-level

  3D map from concept art to a shippable level: user questions, owned lanes, render checks, collision in step.

  library/skills/concept-to-level/SKILL.md on GitHub (opens in a new tab)

• create-asset-sheet

  Generate a pack of 2D assets from one prompt (tile sheet, UI kit, character pack, biome), sliced.

  library/skills/create-asset-sheet/SKILL.md on GitHub (opens in a new tab)

• debug

  Disciplined bug, crash and error loop: script errors, console, debugger, hypothesis, fix, verify.

  library/skills/debug/SKILL.md on GitHub (opens in a new tab)

• debugging-game-feel

  Debug features that work but feel wrong: floaty jumps, mushy combat, sluggish camera.

  library/skills/debugging-game-feel/SKILL.md on GitHub (opens in a new tab)

• design-level

  Design one level (layout, pacing, encounters, secrets) as a design doc plus a node-tree skeleton.

  library/skills/design-level/SKILL.md on GitHub (opens in a new tab)

• design-mechanic

  Design one mechanic in detail (input, feedback, failure modes, tunables) as a doc plus a script stub.

  library/skills/design-mechanic/SKILL.md on GitHub (opens in a new tab)

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