# Nebulavenus

> Open-source publisher. Listings imported from github.com/Nebulavenus — credited to the original author with their license.

- **Listings:** 50
- **Total installs:** 0
- **Profile:** https://agentstack.voostack.com/s/nebulavenus
- **Website:** https://github.com/Nebulavenus

## Published listings

- [Dev Fyi](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-dev-fyi) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-dev-fyi`
  Acknowledge information from the user without taking action
- [Dev Asset Lesson](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-dev-asset-lesson) — Skill · Free — `agentstack add skill-nebulavenus-forge-gpu-dev-asset-lesson`
  Add an asset pipeline lesson — hybrid Python + C track for asset processing, procedural geometry, and web frontend
- [Dev Create Diagram](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-dev-create-diagram) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-dev-create-diagram`
  Create a matplotlib diagram for a forge-gpu lesson using the project's dark theme and visual identity
- [Dev Create Pr](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-dev-create-pr) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-dev-create-pr`
  Analyze the working tree, stage relevant changes, create a branch if needed, commit, and open a pull request
- [Dev Markdown Lint](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-dev-markdown-lint) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-dev-markdown-lint`
  Check and fix markdown formatting issues with markdownlint-cli2
- [Forge Decals](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-forge-decals) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-forge-decals`
  >
- [Forge 3d Picking](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-forge-3d-picking) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-forge-3d-picking`
  >
- [Forge Atlas Rendering](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-forge-atlas-rendering) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-forge-atlas-rendering`
  Add atlas-based texture rendering to an SDL GPU project. Load atlas metadata from JSON, remap UVs in the fragment shader, and reduce texture bind state changes.
- [Dev Review Diagrams](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-dev-review-diagrams) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-dev-review-diagrams`
  Validate diagram correctness against the lesson README before pushing
- [Dev Review Pr](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-dev-review-pr) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-dev-review-pr`
  Handle automated PR review feedback and merge when ready
- [Forge Basic Lighting](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-forge-basic-lighting) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-forge-basic-lighting`
  Add Blinn-Phong lighting (ambient + diffuse + specular) to a 3D scene with world-space normals, light direction, and camera position uniforms. Use when someone needs to light a mesh, add shading, or implement basic real-time lighting in SDL3 GPU.
- [Forge Camera And Input](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-forge-camera-and-input) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-forge-camera-and-input`
  Set up a first-person camera with quaternion orientation, keyboard/mouse input, and delta time. Use when someone needs to fly through a 3D scene, handle WASD movement, mouse look, or frame-rate-independent motion in SDL3 GPU.
- [Dev Final Pass](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-dev-final-pass) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-dev-final-pass`
  Run a quality review pass on a lesson before publishing, catching recurring issues found across project PR history
- [Dev Audio Lesson](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-dev-audio-lesson) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-dev-audio-lesson`
  Add an audio lesson — sound playback, mixing, spatial audio, DSP effects, with SDL GPU scenes and forge UI
- [Dev Noise Texture](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-dev-noise-texture) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-dev-noise-texture`
  Add procedural noise texture generation to the asset pipeline — C tool, Python plugin, web UI with live preview
- [Forge First Triangle](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-forge-first-triangle) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-forge-first-triangle`
  Draw colored geometry with vertex buffers, shaders, and a graphics pipeline using SDL3 GPU API. Use when someone needs to render vertices with per-vertex attributes.
- [Dev Physics Lesson](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-dev-physics-lesson) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-dev-physics-lesson`
  Add a physics lesson — particle dynamics, rigid bodies, collisions, constraints, rendered with SDL GPU
- [Forge Gobo Spotlight](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-forge-gobo-spotlight) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-forge-gobo-spotlight`
  Add a projected-texture (gobo/cookie) spotlight with cone falloff, shadow map, and pattern projection to an SDL GPU project
- [Forge Hdr Tone Mapping](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-forge-hdr-tone-mapping) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-forge-hdr-tone-mapping`
  >
- [Forge Blending](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-forge-blending) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-forge-blending`
  Add alpha blending, alpha testing, or additive blending to an SDL GPU project. Configure blend state, sort transparent objects, and set up clip/discard for cutout transparency.
- [Forge Cascaded Shadow Maps](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-forge-cascaded-shadow-maps) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-forge-cascaded-shadow-maps`
  Add cascaded shadow maps with PCF soft shadows to an SDL GPU project
- [Dev Explain](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-dev-explain) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-dev-explain`
  Explain something in detail with investigation. No changes, no suggestions, no opinions. Facts and technical depth only. Usage: /dev-explain <topic>
- [Forge Draggable Windows](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-forge-draggable-windows) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-forge-draggable-windows`
  Add draggable, z-ordered, collapsible windows to a ForgeUiContext application. Wraps the existing immediate-mode UI context with deferred draw ordering and input routing by z-order.
- [Forge Blinn Phong Materials](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-forge-blinn-phong-materials) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-forge-blinn-phong-materials`
  Add per-material Blinn-Phong lighting with ambient, diffuse, specular colors and shininess. Use when someone needs to render multiple objects with distinct material appearances, add material property systems, or extend basic lighting with per-object parameters in SDL3 GPU.
- [Dev Update Working Branch](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-dev-update-working-branch) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-dev-update-working-branch`
  Update the current working branch with the latest main. Fetches origin/main, updates local main, and rebases the current branch onto main.
- [Forge Import Settings Editor](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-forge-import-settings-editor) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-forge-import-settings-editor`
  Add per-asset import settings with TOML sidecar files, three-layer merge (schema → global → per-asset), a settings editor form with type-specific controls, and single-asset re-processing from the web UI. Use when someone needs configurable per-file processing overrides, settings UI, or sidecar-based configuration.
- [Dev Ui Lesson](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-dev-ui-lesson) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-dev-ui-lesson`
  Add a UI lesson — TTF parsing, font rasterization, immediate-mode UI controls, layout
- [Dev Engine Lesson](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-dev-engine-lesson) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-dev-engine-lesson`
  Add an engine/toolchain lesson — build systems, C fundamentals, debugging, project structure
- [Forge Auto Widget Layout](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-forge-auto-widget-layout) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-forge-auto-widget-layout`
  Add automatic widget layout to a ForgeUiContext application. Replace manual rect calculations with a stack-based cursor model supporting vertical/horizontal directions, padding, spacing, and nesting.
- [Dev Audio Review](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-dev-audio-review) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-dev-audio-review`
  Code quality, correctness, and documentation review for audio lessons — run before dev-final-pass
- [Forge Asset Pipeline](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-forge-asset-pipeline) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-forge-asset-pipeline`
  Scaffold a plugin-based asset processing pipeline with CLI, plugin discovery, content-hash fingerprinting, and TOML configuration. Use when someone needs to build tooling that processes files incrementally — asset pipelines, build systems, static site generators, or any scan-and-transform workflow.
- [Dev Docs Review](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-dev-docs-review) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-dev-docs-review`
  Review all project documentation for staleness — READMEs, skills, plans, CLAUDE.md, project structure trees
- [Forge Depth And 3d](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-forge-depth-and-3d) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-forge-depth-and-3d`
  Set up depth buffer, 3D MVP pipeline, back-face culling, and window resize handling. Use when someone needs to render 3D geometry with correct depth ordering, perspective projection, or a view camera in SDL3 GPU.
- [Dev Ui Review](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-dev-ui-review) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-dev-ui-review`
  Code quality, correctness, and documentation review for UI lessons — run before dev-final-pass
- [Dev Physics Review](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-dev-physics-review) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-dev-physics-review`
  Code quality, correctness, and documentation review for physics lessons — run before dev-final-pass
- [Forge Indirect Drawing](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-forge-indirect-drawing) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-forge-indirect-drawing`
  >
- [Forge Edge Detection](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-forge-edge-detection) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-forge-edge-detection`
  >
- [Dev Ask](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-dev-ask) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-dev-ask`
  Answer a question with facts only. No changes, no suggestions, no opinions. Brief and precise. Usage: /dev-ask <question>
- [Dev Gpu Lesson](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-dev-gpu-lesson) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-dev-gpu-lesson`
  Scaffold a new GPU lesson using forge_scene.h for the rendering baseline
- [Dev Math Lesson](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-dev-math-lesson) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-dev-math-lesson`
  Add a math concept - create lesson, update library, document usage
- [Dev Resolve Feedback](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-dev-resolve-feedback) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-dev-resolve-feedback`
  Ask CodeRabbit to verify and resolve each unresolved feedback thread on a PR. Use when CodeRabbit posts "No actionable comments" but old threads remain open, blocking approval.
- [Forge Audio Pool](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-forge-audio-pool) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-forge-audio-pool`
  Add fire-and-forget audio playback with a source pool and volume fading for click-free start/stop transitions.
- [Forge Bloom](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-forge-bloom) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-forge-bloom`
  Add Jimenez dual-filter bloom to an SDL GPU project with HDR rendering. Implements 13-tap downsample with Karis averaging and 9-tap tent-filter upsample with additive blending.
- [Forge Compute Shaders](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-forge-compute-shaders) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-forge-compute-shaders`
  Set up a compute pipeline with storage textures, dispatch groups, and a compute-then-render pattern. Use when someone needs GPU compute, image processing, procedural generation, particle simulation, or post-processing in SDL3 GPU.
- [Dev Reset Workspace](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-dev-reset-workspace) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-dev-reset-workspace`
  Clean the workspace of finished-work vestiges so new work can start from a fresh main branch
- [Forge Debug Lines](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-forge-debug-lines) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-forge-debug-lines`
  Add immediate-mode debug line drawing to an SDL GPU project. Render colored lines, grids, axes, circles, and wireframe boxes with world-space (depth-tested) and overlay (always-on-top) modes. Use when someone needs diagnostic visualization, debug drawing, or wireframe rendering in SDL3 GPU.
- [Dev Local Review](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-dev-local-review) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-dev-local-review`
  Run a local code review using the CodeRabbit agent before pushing to catch issues early
- [Dev Add Screenshot](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-dev-add-screenshot) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-dev-add-screenshot`
  Capture a screenshot or animated GIF for a forge-gpu lesson and update its README
- [Dev Request](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-dev-request) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-dev-request`
  Execute exactly what was asked. Nothing more, nothing less. No assumptions, no extras, no personality. Usage: /dev-request <instruction>
- [Forge Environment Mapping](https://agentstack.voostack.com/l/skill-nebulavenus-forge-gpu-forge-environment-mapping) — Skill · Free · security-reviewed — `agentstack add skill-nebulavenus-forge-gpu-forge-environment-mapping`
  >

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