AI-powered banner creation with iterative design feedback and platform-specific cropping.
Create detailed user stories, acceptance criteria, and feature specs
Example: Generate user stories for 'password reset feature' with acceptance criteria, edge cases, and test scenarios
Reduce spec writing time by 50%, ensure comprehensive coverage
Research competitors, compare features, identify gaps
Example: Analyze 5 competitor products, create feature comparison matrix, suggest differentiation opportunities
Complete competitive research in 2 hours instead of 2 days
Evaluate features using frameworks (RICE, ICE, Kano) and create prioritized backlogs
Example: Score 20 feature ideas using RICE framework, generate prioritized roadmap with rationale
Make data-driven prioritization decisions faster
Draft PRDs, status updates, and stakeholder presentations
Example: Create executive summary of Q3 roadmap, monthly progress report, feature launch announcement
Save 3-5 hours/week on communication overhead
Submit your Claude Code skill and start earning
epx add resciencelab/opc-skills --skill banner-creatorCompatible with
Supported agents
Guides users through discovery phase to gather requirements (purpose, target ratio, style, content elements, colors) before generation
Generates 20 banner variations at 21:9 ratio using the nanobanana skill, then crops to target formats (2:1 for GitHub, 3:1 for Twitter, 16:9 for websites)
Includes HTML preview template for browsing variations and iterating based on user feedback
Supports imag
AI-first code editor with Composer
Before installing skills in Cursor, ensure your development environment meets these requirements:
node --versionbanner-creatorExecute the skills CLI command in your project's root directory to begin installation:
epx add resciencelab/opc-skills --skill banner-creatorFetches banner-creator from resciencelab/opc-skills and configures it for Cursor.
The CLI shows a list of agents. Use arrow keys and space to select Cursor:
Confirm successful installation by checking the skill directory location:
.cursor/skills/banner-creator
Restart Cursor to activate banner-creator. Access via /banner-creatorin your agent's command palette.
Learn more:View source on GitHubSkills CLI docsAbout CursorWhat are agent skills?
Time estimate: 30-60 minutes to see productivity improvements
Prerequisites
Steps
Common Pitfalls
✓ Do
✗ Don't
💡 Pro Tips
✓ Use when
Use for user story writing, competitive research, roadmap prioritization, stakeholder communication, and PRD drafting. Best for reducing repetitive documentation and research work.
✗ Avoid when
Avoid for strategic product vision (requires deep customer empathy), pricing decisions (needs market and financial expertise), or when face-to-face customer discovery is more valuable than speed.
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Registry listing for banner-creator matched our evaluation — installs cleanly and behaves as described in the markdown.
I recommend banner-creator for anyone iterating fast on agent tooling; clear intent and a small, reviewable surface area.
Keeps context tight: banner-creator is the kind of skill you can hand to a new teammate without a long onboarding doc.
Solid pick for teams standardizing on skills: banner-creator is focused, and the summary matches what you get after install.
Useful defaults in banner-creator — fewer surprises than typical one-off scripts, and it plays nicely with `npx skills` flows.
Keeps context tight: banner-creator is the kind of skill you can hand to a new teammate without a long onboarding doc.
banner-creator has been reliable in day-to-day use. Documentation quality is above average for community skills.
banner-creator reduced setup friction for our internal harness; good balance of opinion and flexibility.
We added banner-creator from the explainx registry; install was straightforward and the SKILL.md answered most questions upfront.
Registry listing for banner-creator matched our evaluation — installs cleanly and behaves as described in the markdown.
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