Generate domain-specialized images like banners, ads, YouTube thumbnails, illustrations, logos, product photos, portraits, and web assets via Google Gemini. Uses auto-built prompts, keyword triggers, format/aspect ratio detection, and reference image editing for quick design workflows.
npx claudepluginhub agentic-dev3o/devx-plugins --plugin nano-banana-ultimateGenerate advertising visuals — banners, social media ads, display ads, and promotional graphics with auto-prompt building and format-aware aspect ratios. Triggers on: ad, banner, advertisement, display ad, social ad, promo graphic, campaign visual, marketing image, sponsored post image, ad creative.
Generate illustrations in various styles — flat vector, watercolor, line art, 3D clay render, pixel art, and isometric. Auto-detects style from context. Triggers on: illustration, illustrate, flat design, watercolor, line art, pixel art, 3D illustration, isometric, sketch, cartoon, vector art, hand drawn.
Generate logo concepts and brand identity marks — abstract marks, lettermarks, mascot emblems, and geometric icons with minimal clean aesthetics. Triggers on: logo, brand mark, wordmark, lettermark, icon logo, brand identity, monogram, emblem, logo design, logo concept.
Generate product photography and object images — product shots, still life, packaging mockups, food photography, and item compositions with studio lighting. Triggers on: product photo, product shot, still life, object, packaging, food photo, mockup, e-commerce photo, item photography.
People & portrait photography via Google Gemini (Nano Banana Ultimate). Triggers on: portrait, headshot, lifestyle photo, people, person, editorial photo, team photo, professional photo, face, human.
Generate web design assets — hero backgrounds, landing page visuals, card images, section dividers, and motion design keyframes with dark/light mode support. Triggers on: web design, hero image, hero background, landing page background, website asset, section graphic, UI mockup, web banner, motion design asset, web illustration.
Generate bold, high-contrast YouTube thumbnail images with dramatic framing, exaggerated expressions, and click-optimized compositions via Gemini. Triggers on: youtube thumbnail, thumbnail, youtube, video thumbnail, yt thumbnail, video cover image, click-worthy thumbnail.
Generate or edit images via Google Gemini (Nano Banana Ultimate). Text-to-image generation and multi-image editing with up to 14 input references. Triggers on: generate image, create image, edit image, make a picture, draw, render, visualize, banana, create visual.
AI writes the code. You design the system.
Battle-tested Claude Code plugins, curated from daily use.
Installation • Plugins • Philosophy
Most plugins in the wild are vibe-coded in an afternoon and never touched again.
These are different.
Every command in this marketplace comes from real, daily usage — refined over months, not as experiments, but as core tools in an actual development workflow.
1. Add the marketplace
/plugin marketplace add agentic-dev3o/devx-plugins
2. Browse and install plugins
/plugin
| Plugin | What it does | Install |
|---|---|---|
| devx-git | Conventional commits & PR creation (skills: /commit, /pr) | /plugin install devx-git@devx-plugins |
| devx-qa | Architecture analysis with ASCII diagrams & skill improvement | /plugin install devx-qa@devx-plugins |
| secrets-guard | Blocks Claude from accessing sensitive files (70+ patterns) | /plugin install secrets-guard@devx-plugins |
| landing-page | Structured copywriting & Astro 5 landing page generation | /plugin install landing-page@devx-plugins |
| nano-banana-ultimate | Image generation via Gemini with 8 domain-specialized skills | /plugin install nano-banana-ultimate@devx-plugins |
Battle-tested — Every command exists because it solved a real problem, repeatedly.
Opinionated — Conventional commits. Proper PR descriptions. ASCII diagrams. Decisions are made so you don't waste time configuring.
Honest — If something doesn't work well, it gets fixed or removed.
Minimal — No dependencies. No build steps. Just markdown that Claude understands.
Built by Pierre Tomasina — building tools for AI-native development.
Dev3o — Teaching developers the 10% that AI can't figure out.
Generate optimized prompts for Gemini 2.5 Flash Image (Nano Banana). Use for image generation, crafting photo prompts, art styles, or multi-turn editing workflows with best practices.
Generate and edit images using Gemini's Nano Banana Pro (gemini-3-pro-image-preview) model
Python scripting and Gemini image generation using uv with inline script dependencies
AI-powered creative tools for image generation, editing, and visual content creation. Includes 0 agents, 1 command, and 1 skill for Gemini image generation.
AI image generation Creative Director powered by Google Gemini Nano Banana models. Claude interprets intent, selects domain expertise, constructs optimized prompts, and orchestrates Gemini for best results.
Share bugs, ideas, or general feedback.
Generate or edit images using Google Gemini API via nanobanana
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