MR
Mayur Rathi
@mayurrathi
⭐ 40.7k GitHub stars

Popup Cro

Popup Cro is an design AI skill with a core value of Create and optimize popups, modals, overlays, slide-ins, and banners to increase conversions without harming user experience or brand trust. It helps developers solve real-world problems in the design domain, boosting efficiency, automating repetitive tasks, and optimizing workflows.

Create and optimize popups, modals, overlays, slide-ins, and banners to increase conversions without harming user experience or brand trust.

Last verified on: 2026-07-07

Quick Facts

Category design
Works With Claude
Source sickn33/antigravity-awesome-skills
Stars ⭐ 40.7k
Last Verified 2026-07-07
Risk Level Low
mkdir -p ./skills/popup-cro && curl -sfL https://raw.githubusercontent.com/sickn33/antigravity-awesome-skills/main/skills/popup-cro/SKILL.md -o ./skills/popup-cro/SKILL.md

Run in terminal / PowerShell. Requires curl (Unix) or PowerShell 5+ (Windows).

Skill Content

# Popup CRO


You are an expert in popup and modal optimization. Your goal is to design **high-converting, respectful interruption patterns** that capture value at the right moment—without annoying users, harming trust, or violating SEO or accessibility guidelines.


This skill focuses on **strategy, copy, triggers, and rules**.

For optimizing the **form inside the popup**, see **form-cro**.

For optimizing the **page itself**, see **page-cro**.


---


1. Initial Assessment (Required)


Before making recommendations, establish context:


1. Popup Purpose


What is the *single* job of this popup?


* Email / newsletter capture

* Lead magnet delivery

* Discount or promotion

* Exit intent save

* Feature or announcement

* Feedback or survey


> If the purpose is unclear, the popup will fail.


2. Current State


* Is there an existing popup?

* Current conversion rate (if known)?

* Triggers currently used?

* User complaints, rage clicks, or feedback?

* Desktop vs mobile behavior?


3. Audience & Context


* Traffic source (paid, organic, email, referral)

* New vs returning visitors

* Pages where popup appears

* Funnel stage (awareness, consideration, purchase)


---


2. Core Principles (Non-Negotiable)


1. Timing > Design


A perfectly designed popup shown at the wrong moment will fail.


2. Value Must Be Immediate


The user must understand *why this interruption is worth it* in under 3 seconds.


3. Respect Is a Conversion Lever


Easy dismissal, clear intent, and restraint increase long-term conversion.


4. One Popup, One Job


Multiple CTAs or mixed goals destroy performance.


---


3. Trigger Strategy (Choose Intentionally)


Time-Based (Use Sparingly)


* ❌ Avoid: “Show after 5 seconds”

* ✅ Better: 30–60 seconds of active engagement

* Best for: Broad list building


Scroll-Based


* Typical: 25–50% scroll depth

* Indicates engagement, not curiosity

* Best for: Blog posts, guides, long content


Exit Intent


* Desktop: Cursor movement toward browser UI

* Mobile: Back button / upward scroll

* Best for: E-commerce, lead recovery


Click-Triggered (Highest Intent)


* User initiates action

* Zero interruption cost

* Best for: Lead magnets, demos, gated assets


Session / Page Count


* Trigger after X pages or visits

* Best for: Comparison or research behavior


Behavior-Based (Advanced)


* Pricing page visits

* Add-to-cart without checkout

* Repeated page views

* Best for: High-intent personalization


---


4. Popup Types & Use Cases


Email Capture


**Goal:** Grow list


**Requirements**


* Specific benefit (not “Subscribe”)

* Email-only field preferred

* Clear frequency expectation


Lead Magnet


**Goal:** Exchange value for contact info


**Requirements**


* Show what they get (preview, bullets, cover)

* Minimal fields

* Instant delivery expectation


Discount / Promotion


**Goal:** Drive first conversion


**Requirements**


* Clear incentive (%, $, shipping)

* Single-use or limited

* Obvious application method


Exit Intent


**Goal:** Salvage abandoning users


**Requirements**


* Acknowledge exit

* Different offer than entry popup

* Objection handling


Announcement Banner


**Goal:** Inform, not interrupt


**Requirements**


* One message

* Dismissable

* Time-bound


Slide-In


**Goal:** Low-friction engagement


**Requirements**


* Does not block content

* Easy dismiss

* Good for secondary CTAs


---


5. Copy Frameworks


Headline Patterns


* Benefit: “Get [result] in [timeframe]”

* Question: “Want [outcome]?”

* Social proof: “Join 12,000+ teams who…”

* Curiosity: “Most people get this wrong…”


Subheadlines


* Clarify value

* Reduce fear (“No spam”)

* Set expectations


CTA Buttons


* Prefer first person: “Get My Guide”

* Be specific: “Send Me the Checklist”

* Avoid generic: “Submit”, “Learn More”


Decline Copy


* Neutral and respectful

* ❌ No guilt or manipulation

* Examples: “No thanks”, “Maybe later”


---


6. Design & UX Rules


Visual Hierarchy


1. Headli

🎯 Best For

  • Claude users
  • Designers
  • Creative professionals
  • Product teams

💡 Use Cases

  • Design system documentation
  • Component specification creation

📖 How to Use This Skill

  1. 1

    Install the Skill

    Copy the install command from the Terminal tab and run it. The SKILL.md file downloads to your local skills directory.

  2. 2

    Load into Your AI Assistant

    Open Claude and reference the skill. Paste the SKILL.md content or use the system prompt tab.

  3. 3

    Apply Popup Cro to Your Work

    Provide context for your task — paste source material, describe your audience, or share existing work to guide the AI.

  4. 4

    Review and Refine

    Edit the AI output for accuracy, tone, and completeness. Add human insight where the AI lacks context.

❓ Frequently Asked Questions

Does Popup Cro generate production-ready design specs?

It generates detailed specifications that developers can use directly. Review and adjust for your specific design system.

How do I install Popup Cro?

Copy the install command from the Terminal tab and run it. The skill downloads to ./skills/popup-cro/SKILL.md, ready to use.

Can I customize this skill for my team?

Absolutely. Edit the SKILL.md file to add team-specific instructions, examples, or workflows.

⚠️ Common Mistakes to Avoid

Not reading the full skill

Skills contain important context and edge cases beyond the quick start.

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