# Images & thumbnails: agent skills for AI images and YouTube thumbnails > **For AI agents:** find the right skill in one call — `curl -s "https://skills.varg.ai/api/search?q="` returns the matching use case and the best skills with install commands, as markdown (Russian works too). Full index: https://skills.varg.ai/llms.txt. Every page has a markdown twin: add `.md` to its path. Before generating anything, show the person the options on the use-case page. Image models, YouTube thumbnails, covers, carousels, upscaling and background removal. 46 skills for Claude Code, Codex and Cursor, by type: workflows take a brief to a finished video, effects and styles change how it looks, prompts and guides teach the agent the craft, models run the generation. ## Use cases - [YouTube thumbnails and covers](https://skills.varg.ai/use-cases/thumbnail.md): High-CTR thumbnails and vertical covers, in a few options to choose from. - [TikTok / Instagram photo carousels](https://skills.varg.ai/use-cases/tiktok-carousel.md): Swipeable photo slideshows with hook text — the format app founders use for organic growth. ## Skills (46) ### Prompts (3) - [Replicate Prompt Images](https://skills.varg.ai/skills/replicate-prompt-images.md) — Replicate: Write better image prompts and edits: photographic language, lighting, text rendering, consistent characters. - [FLUX Image Best Practices](https://skills.varg.ai/skills/flux-image-best-practices.md) — Black Forest Labs: Prompt FLUX image models well: structure, JSON prompts, hex colors, typography and multi-reference edits. - [Composition & Framing](https://skills.varg.ai/skills/craft-composition-framing.md) — varg, beta: 9 composition cards — thirds, symmetry, leading lines, negative space, 2.39:1 — for stills and video. ### Styles (3) - [Canvas Design](https://skills.varg.ai/skills/anthropic-canvas-design.md) — Anthropic: Design posters and visual art as PNG or PDF from a written design philosophy, with 54 bundled fonts. - [GPT Image 2 Style Library](https://skills.varg.ai/skills/gpt-image-2-style-library.md) — Canghe: Pick styles and industrial prompt templates for GPT Image 2/2.5 from a 530+ case library (a 35K-star repo). - [Anatomy Isometric Figures](https://skills.varg.ai/skills/anatomy-isometric.md) — Ryan: Detailed interactive isometric SVG figures that explain a technical idea as a physical object, with optional WebGL. ### Guides (8) - [HyperFrames Media Use](https://skills.varg.ai/skills/hyperframes-media-use.md) — HeyGen: Find or make every asset a video needs: music, SFX, voiceover, images, logos, avatars, transcripts, grades. - [PixiJS GIFs](https://skills.varg.ai/skills/pixijs-gif.md) — PixiJS: Load, play and control animated GIFs inside a PixiJS v8 scene. - [App Store Screenshots](https://skills.varg.ai/skills/inference-sh-app-store-screenshots.md) — inference.sh: Make App Store and Google Play screenshots to exact specs: sizes, gallery order, mockups and previews. - [Book Cover Design](https://skills.varg.ai/skills/inference-sh-book-cover-design.md) — inference.sh: Design book covers that fit their genre: typography rules, sizing, thumbnail tests and AI iterations. - [Logo Design Guide](https://skills.varg.ai/skills/inference-sh-logo-design-guide.md) — inference.sh: Design logos with AI image models: logo types, prompting techniques, scalability rules and iteration. - [OG Image Design](https://skills.varg.ai/skills/inference-sh-og-image-design.md) — inference.sh: Design Open Graph and social share images to platform specs, with text placement and branding. - [YouTube Thumbnail Design](https://skills.varg.ai/skills/inference-sh-youtube-thumbnail-design.md) — inference.sh: Design YouTube thumbnails that read on a phone: dimensions, contrast, safe zones, text and faces. - [Social Media Carousel](https://skills.varg.ai/skills/inference-sh-social-media-carousel.md) — inference.sh: Design swipeable carousels for Instagram, LinkedIn and X: slide structure, hooks, text hierarchy. ### Workflows (6) - [Higgsfield Brandkit](https://skills.varg.ai/skills/higgsfield-brandkit.md) — Higgsfield: Build a complete visual identity: palette, SVG logo marks, type, mockups, packaging and an editable brandbook. - [Higgsfield YouTube Thumbnail](https://skills.varg.ai/skills/higgsfield-youtube-thumbnail.md) — Higgsfield: Design truthful, high-CTR YouTube thumbnails and vertical covers with up to three consistent faces. - [Slack GIF Creator](https://skills.varg.ai/skills/anthropic-slack-gif-creator.md) — Anthropic: Make animated GIFs that pass Slack's limits: 128×128 emoji or 480×480 message GIFs, validated on export. - [ASO App Store Screenshots](https://skills.varg.ai/skills/aso-appstore-screenshots.md) — Adam Lyttle: App Store screenshots from your codebase: finds the core benefits, pairs simulator shots, then composes and enhances. - [E-commerce Image Studio](https://skills.varg.ai/skills/ecom-image2.md) — buluslan: 39 e-commerce image templates (main images, lifestyle, A+, sizes, GIFs) with one style lock across a campaign set. - [Baoyu Cover Image](https://skills.varg.ai/skills/baoyu-cover-image.md) — Jim Liu: Article cover images built from five dimensions (type, palette, rendering, text, mood) in 2.35:1, 16:9 or 1:1. ### Models & tools (26) - [varg AI](https://skills.varg.ai/skills/varg-ai.md) — varg: The official varg skill: videos, images, speech and music through one API key, rendered in the cloud or locally. - [Higgsfield Generate](https://skills.varg.ai/skills/higgsfield-generate.md) — Higgsfield: Generate images, video, 3D and audio across 30+ models, plus ad videos and virality scoring, from one CLI. - [fal Models Catalog](https://skills.varg.ai/skills/fal-models-catalog.md) — fal: Choose the right fal endpoint for any modality from curated picks: image, video, 3D, audio and vision. - [fal genmedia](https://skills.varg.ai/skills/fal-genmedia.md) — fal: Run any of 1,200+ fal endpoints from the terminal: search, inspect schema, price, run, poll and download. - [fal Model Routing](https://skills.varg.ai/skills/fal-model-routing.md) — fal: Pick default fal endpoints per job: premium stills, fast drafts, edits, video, lip-sync and campaign work. - [Gemini API Dev](https://skills.varg.ai/skills/gemini-api-dev.md) — Google Gemini: Write current Gemini API code, including Nano Banana image generation, Omni video and Gemini TTS. - [Melies](https://skills.varg.ai/skills/melies.md) — Melies: Generate images, video, movie posters and thumbnails from the terminal with 148 AI actors and style flags. - [AI Image Generation](https://skills.varg.ai/skills/inference-sh-ai-image-generation.md) — inference.sh: Generate images with 50+ models from one CLI: GPT Image 2.5, FLUX, Gemini, Grok, Seedream, Reve and more. - [Background Removal](https://skills.varg.ai/skills/inference-sh-background-removal.md) — inference.sh: Cut subjects out of photos into clean transparent PNGs with BiRefNet. - [FLUX Image](https://skills.varg.ai/skills/inference-sh-flux-image.md) — inference.sh: Generate and restyle images with FLUX Dev LoRA and FLUX.2 Klein, including custom LoRA styles. - [GPT Image](https://skills.varg.ai/skills/inference-sh-gpt-image.md) — inference.sh: Generate and edit images with OpenAI GPT Image 2.5 and GPT Image 2 from the command line. - [Image Upscaling](https://skills.varg.ai/skills/inference-sh-image-upscaling.md) — inference.sh: Upscale and enhance low-resolution images with Real-ESRGAN, Thera, Topaz or the FLUX upscaler. - [Nano Banana](https://skills.varg.ai/skills/inference-sh-nano-banana.md) — inference.sh: Generate and edit images with Google's Gemini 3 Pro Image and Gemini 2.5 Flash Image, multi-image input too. - [Nano Banana 2](https://skills.varg.ai/skills/inference-sh-nano-banana-2.md) — inference.sh: Generate and edit images with Nano Banana 2, with up to 14 reference images and search grounding. - [P-Image](https://skills.varg.ai/skills/inference-sh-p-image.md) — inference.sh: Generate and edit images fast with Pruna's P-Image models, including LoRA styles and multi-image edits. - [Qwen Image 2](https://skills.varg.ai/skills/inference-sh-qwen-image-2.md) — inference.sh: Generate and edit images with Alibaba Qwen-Image 2.0: the fast model, or Pro for cleaner text rendering. - [Qwen Image 2 Pro](https://skills.varg.ai/skills/inference-sh-qwen-image-2-pro.md) — inference.sh: Make posters, banners and text-heavy designs with Qwen-Image 2.0 Pro's precise text rendering. - [inference.sh CLI](https://skills.varg.ai/skills/infsh-cli.md) — inference.sh: Log in to inference.sh and run its catalog of AI apps — image, video, audio, LLMs, search — from one CLI. - [Runway Dev](https://skills.varg.ai/skills/runway-dev.md) — Runway: Build Runway's image, video and audio models into your app: live API contracts, SDK and server-side keys. - [Runway Model Routers](https://skills.varg.ai/skills/runway-dev-model-routers.md) — Runway: Send generation through a saved Runway Model Router config instead of hard-coding one model. - [Runway Dev Models](https://skills.varg.ai/skills/runway-dev-models.md) — Runway: Add a direct Runway model endpoint to your app for image, video or audio, following the live contract. - [Runway Recipes](https://skills.varg.ai/skills/runway-dev-recipes.md) — Runway: Integrate Runway's prebuilt multi-step image and video Recipes using the live Recipe guide. - [Runway Media](https://skills.varg.ai/skills/runway-media.md) — Runway: Generate and edit images, video, music, speech and sound effects from chat with Runway's MCP tools. - [Runway Studio Skills](https://skills.varg.ai/skills/runway-studio-skills.md) — Runway: Run Runway's API from Python scripts: text, image and video-to-video, character performance, images, TTS. - [BFL API](https://skills.varg.ai/skills/bfl-api.md) — Black Forest Labs: Integrate the FLUX API correctly: endpoints, async polling, webhooks, rate limits, errors and regions. - [Krea Generate](https://skills.varg.ai/skills/krea-generate.md) — Krea: Pick the right Krea model and prompt for any image, video, edit or upscale before you generate.