feat: add co-marketing skill (#289)

* feat: add co-marketing skill for partner identification and joint campaigns

Adds skill for finding co-marketing partners and brainstorming campaign ideas:
- Partner scoring criteria and identification framework
- Campaign types (content, webinars, integrations, community)
- Outreach templates and partnership structuring
- Brainstorming prompts for specific partners

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

* docs: add co-marketing to README skills table and categories

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

* docs: add co-marketing to README diagram

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

* fix: improve co-marketing skill based on review

- Add quoted description with expanded trigger phrases
- Add metadata.version field (1.0.0)
- Add "Before Starting" section for product context
- Add Task-Specific Questions section
- Add Tool Integrations section (Crossbeam, Introw, PartnerStack)
- Add Co-Marketing Checklist (identification, planning, execution, post-campaign)
- Clarify Related Skills with better context
- Add horizontal rules for section separation (matches other skills)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

---------

Co-authored-by: Claude Opus 4.5 <noreply@anthropic.com>

.claude-plugin/marketplace.json

@@ -6,13 +6,13 @@
   },
   "metadata": {
     "description": "Marketing skills for AI agents — conversion optimization, copywriting, SEO, paid ads, and growth",
-    "version": "1.8.0",
+    "version": "1.10.0",
     "repository": "https://github.com/coreyhaines31/marketingskills"
   },
   "plugins": [
     {
       "name": "marketing-skills",
-      "description": "40 marketing skills for technical marketers and founders: ASO, CRO, copywriting, cold email, SEO, AI SEO, paid ads, ad creative, video production, image generation, churn prevention, pricing strategy, referral programs, revenue operations, sales enablement, customer research, site architecture, and more",
+      "description": "41 marketing skills for technical marketers and founders: ASO, CRO, copywriting, cold email, SEO, AI SEO, paid ads, ad creative, video production, image generation, co-marketing, churn prevention, pricing strategy, referral programs, revenue operations, sales enablement, customer research, site architecture, and more",
       "source": "./"
     }
   ]

.claude-plugin/plugin.json

@@ -1,7 +1,7 @@
 {
   "name": "marketing-skills",
   "description": "Marketing skills for AI agents — conversion optimization, copywriting, SEO, paid ads, ad creative, and growth",
-  "version": "1.8.0",
+  "version": "1.9.0",
   "author": {
     "name": "Corey Haines"
   },

README.md

@@ -36,7 +36,7 @@ Skills reference each other and build on shared context. The `product-marketing-
 │programm  │ │form-cro  │ │email-seq │ │analytics   │ │ prevent  │ │pricing      │ │ research  │
 │schema    │ │popup-cro │ │social    │ │            │ │community │ │comp-alts    │ │           │
 │content   │ │paywall   │ │video     │ │            │ │lead-magnt│ │comp-profile │ │           │
-│aso-audit │ │          │ │image     │ │            │ │          │ │directory    │ │           │
+│aso-audit │ │          │ │image     │ │            │ │co-mktg   │ │directory    │ │           │
 └────┬─────┘ └────┬─────┘ └────┬─────┘ └─────┬──────┘ └────┬─────┘ └──────┬──────┘ └─────┬─────┘
      │            │            │              │             │              │              │
      └────────────┴─────┬──────┴──────────────┴─────────────┴──────────────┴──────────────┘
@@ -62,18 +62,19 @@ See each skill's **Related Skills** section for the full dependency map.
 | [aso-audit](skills/aso-audit/) | When the user wants to audit or optimize an App Store or Google Play listing. Also use when the user mentions 'ASO... |
 | [churn-prevention](skills/churn-prevention/) | When the user wants to reduce churn, build cancellation flows, set up save offers, recover failed payments, or... |
 | [cold-email](skills/cold-email/) | Write B2B cold emails and follow-up sequences that get replies. Use when the user wants to write cold outreach emails,... |
+| [co-marketing](skills/co-marketing/) | When the user wants to find co-marketing partners, plan joint campaigns, or brainstorm partnership opportunities.... |
 | [community-marketing](skills/community-marketing/) | Build and leverage online communities to drive product growth and brand loyalty. Use when the user wants to create a... |
 | [competitor-alternatives](skills/competitor-alternatives/) | When the user wants to create competitor comparison or alternative pages for SEO and sales enablement. Also use when... |
-| [competitor-profiling](skills/competitor-profiling/) | When the user wants to research, profile, or analyze competitors from their URLs. Also use when the user mentions 'competitor profile,' 'competitor research,'... |
+| [competitor-profiling](skills/competitor-profiling/) | When the user wants to research, profile, or analyze competitors from their URLs. Also use when the user mentions... |
 | [content-strategy](skills/content-strategy/) | When the user wants to plan a content strategy, decide what content to create, or figure out what topics to cover. Also... |
 | [copy-editing](skills/copy-editing/) | When the user wants to edit, review, or improve existing marketing copy, or refresh outdated content. Also use when the... |
 | [copywriting](skills/copywriting/) | When the user wants to write, rewrite, or improve marketing copy for any page — including homepage, landing pages,... |
 | [customer-research](skills/customer-research/) | When the user wants to conduct, analyze, or synthesize customer research. Use when the user mentions "customer... |
-| [directory-submissions](skills/directory-submissions/) | When the user wants to submit their product to startup, SaaS, AI, agent, MCP, no-code, or review directories for backlinks, domain rating, and discovery. Covers Product Hunt prep, Reviews playbook, GEO, and destination pages strategy. |
+| [directory-submissions](skills/directory-submissions/) | When the user wants to submit their product to startup, SaaS, AI, agent, MCP, no-code, or review directories for... |
 | [email-sequence](skills/email-sequence/) | When the user wants to create or optimize an email sequence, drip campaign, automated email flow, or lifecycle email... |
 | [form-cro](skills/form-cro/) | When the user wants to optimize any form that is NOT signup/registration — including lead capture forms, contact forms,... |
 | [free-tool-strategy](skills/free-tool-strategy/) | When the user wants to plan, evaluate, or build a free tool for marketing purposes — lead generation, SEO value, or... |
-| [image](skills/image/) | When the user wants to create, generate, edit, or optimize images for marketing — blog heroes, social graphics, product mockups, profile banners, listing visuals, or brand assets... |
+| [image](skills/image/) | When the user wants to create, generate, edit, or optimize images for marketing — blog heroes, social graphics, product... |
 | [launch-strategy](skills/launch-strategy/) | When the user wants to plan a product launch, feature announcement, or release strategy. Also use when the user... |
 | [lead-magnets](skills/lead-magnets/) | When the user wants to create, plan, or optimize a lead magnet for email capture or lead generation. Also use when the... |
 | [marketing-ideas](skills/marketing-ideas/) | When the user needs marketing ideas, inspiration, or strategies for their SaaS or software product. Also use when the... |
@@ -94,7 +95,7 @@ See each skill's **Related Skills** section for the full dependency map.
 | [signup-flow-cro](skills/signup-flow-cro/) | When the user wants to optimize signup, registration, account creation, or trial activation flows. Also use when the... |
 | [site-architecture](skills/site-architecture/) | When the user wants to plan, map, or restructure their website's page hierarchy, navigation, URL structure, or internal... |
 | [social-content](skills/social-content/) | When the user wants help creating, scheduling, or optimizing social media content for LinkedIn, Twitter/X, Instagram,... |
-| [video](skills/video/) | When the user wants to create, generate, or produce video content using AI tools or programmatic frameworks. Covers Remotion, Hyperframes, HeyGen, Veo, Runway, Kling... |
+| [video](skills/video/) | When the user wants to create, generate, or produce video content using AI tools or programmatic frameworks. Also use... |
 <!-- SKILLS:END -->
 
 ## Installation
@@ -244,6 +245,7 @@ You can also invoke skills directly:
 - `churn-prevention` - Cancel flows, save offers, dunning, payment recovery
 
 ### Growth Engineering
+- `co-marketing` - Partner identification and joint campaigns
 - `free-tool-strategy` - Marketing tools and calculators
 - `referral-program` - Referral and affiliate programs
 

VERSIONS.md

@@ -41,11 +41,26 @@ Current versions of all skills. Agents can compare against local versions to che
 | seo-audit | 1.2.0 | 2026-03-14 |
 | signup-flow-cro | 1.2.0 | 2026-03-14 |
 | site-architecture | 1.2.0 | 2026-03-14 |
-| social-content | 1.2.0 | 2026-03-14 |
+| social-content | 1.3.0 | 2026-04-24 |
-| video | 1.0.0 | 2026-04-21 |
+| image | 1.0.0 | 2026-04-24 |
+| video | 1.0.0 | 2026-04-24 |
+| co-marketing | 1.0.0 | 2026-05-04 |
 
 ## Recent Changes
 
+### 2026-05-04
+- Added `co-marketing` skill for partner identification, joint campaigns, and co-marketing strategy
+- Total skills: 41
+
+### 2026-04-24
+- Added `image` skill for AI image generation, design tools, profile/listing banners, and optimization
+- Added `video` skill for AI video production (Hyperframes, HeyGen, Veo, Runway, Kling)
+- Added short-form video section to `social-content` (1.3.0) — TikTok, Reels, Shorts frameworks
+- Added HeyGen and Hyperframes tool integration guides
+- Fixed plugin marketplace: `source` field now passes Claude Code schema validation (#270)
+- Added proper `plugin.json` manifest with `"skills": "./skills"`
+- Total skills: 40
+
 ### 2026-04-21
 - Added `directory-submissions` skill for Product Hunt, G2, AI directories, and backlink strategy
 - Added `competitor-profiling` skill for competitive intelligence research

skills/co-marketing/SKILL.md

@@ -0,0 +1,290 @@
+---
+name: co-marketing
+description: "When the user wants to find co-marketing partners, plan joint campaigns, or brainstorm partnership opportunities. Use when the user says 'co-marketing,' 'partner marketing,' 'joint campaign,' 'who should we partner with,' 'integration marketing,' 'cross-promotion,' 'collaborate with another company,' 'partnership ideas,' or 'co-brand.' For customer referral programs, see referral-program. For launch-specific partnerships, see launch-strategy."
+metadata:
+  version: 1.0.0
+---
+
+You are a co-marketing strategist who helps SaaS companies identify ideal partners and brainstorm high-impact joint campaigns.
+
+## Before Starting
+
+**Check for product marketing context first:**
+If `.agents/product-marketing-context.md` exists (or `.claude/product-marketing-context.md` in older setups), read it before asking questions. Use that context and only ask for information not already covered or specific to this task.
+
+## When to Use This Skill
+
+- Finding potential co-marketing partners
+- Brainstorming campaign ideas with a specific partner
+- Planning joint launches or promotions
+- Evaluating partnership fit
+- Structuring co-marketing agreements
+
+---
+
+## Partner Identification Framework
+
+### 1. Audience Overlap Analysis
+
+The best partners share your audience but don't compete for the same budget.
+
+**Ideal partner characteristics:**
+- Same buyer persona, different problem solved
+- Adjacent in the workflow (before, after, or alongside your tool)
+- Similar company stage and customer size
+- Complementary, not competitive
+
+**Questions to identify partners:**
+- What tools do your customers already use?
+- What do they use before/after your product?
+- Who else is selling to your ICP?
+- Which integrations do customers request most?
+
+### 2. Partner Scoring Criteria
+
+Rate potential partners (1-5) on:
+
+| Criteria | What to Evaluate |
+|----------|------------------|
+| **Audience fit** | How closely does their audience match your ICP? |
+| **Audience size** | Do they have reach worth partnering for? |
+| **Brand alignment** | Would you be proud to be associated? |
+| **Engagement quality** | Do they have an active, engaged audience? |
+| **Reciprocity potential** | Can you offer them equal value? |
+| **Ease of execution** | Do they have a partnerships team? History of co-marketing? |
+
+### 3. Where to Find Partners
+
+**Integration ecosystem:**
+- Your existing integration partners
+- Tools in the same app marketplace category
+- Platforms your product plugs into
+
+**Adjacent categories:**
+- Tools that solve the problem before yours
+- Tools that solve the problem after yours
+- Tools used by the same role but different workflow
+
+**Community signals:**
+- Who sponsors the same podcasts/newsletters?
+- Who exhibits at the same conferences?
+- Who's active in the same communities?
+- Whose content does your audience share?
+
+**Data sources:**
+- Crossbeam or Reveal for account overlap
+- Customer surveys ("what else do you use?")
+- G2/Capterra category neighbors
+- Job postings mentioning your tool + others
+
+---
+
+## Co-Marketing Campaign Types
+
+### Content Partnerships
+
+| Format | Effort | Lead Sharing | Best For |
+|--------|--------|--------------|----------|
+| **Co-authored blog post** | Low | Shared byline, link exchange | Thought leadership, SEO |
+| **Joint ebook/guide** | Medium | Gated, split leads | Lead gen, deeper topic |
+| **Research report** | High | Gated, split leads | Authority, PR |
+| **Guest newsletter swap** | Low | Each keeps own leads | Audience exposure |
+| **Podcast guest exchange** | Low | Each keeps own leads | Relationship building |
+
+### Webinars & Events
+
+| Format | Effort | Best For |
+|--------|--------|----------|
+| **Joint webinar** | Medium | Lead gen, product education |
+| **Virtual summit panel** | Medium | Multi-partner exposure |
+| **Co-hosted workshop** | High | Hands-on education, deeper engagement |
+| **Conference booth sharing** | Medium | Cost splitting, audience overlap |
+| **Joint happy hour/dinner** | Low | Relationship building at events |
+
+### Product & Integration Marketing
+
+| Format | Effort | Best For |
+|--------|--------|----------|
+| **Integration launch** | Medium | Existing integration partners |
+| **Joint case study** | Medium | Shared customers |
+| **"Better together" landing page** | Low | Integration discovery |
+| **Bundle or discount** | Medium | Conversion boost, cross-sell |
+| **In-app cross-promotion** | Medium | User activation |
+
+### Community & Social
+
+| Format | Effort | Best For |
+|--------|--------|----------|
+| **Social media takeover** | Low | Audience exposure |
+| **Joint giveaway/contest** | Low | List building, engagement |
+| **Slack/Discord community collab** | Low | Community building |
+| **Joint AMA or Twitter Space** | Low | Thought leadership |
+
+---
+
+## Brainstorming Partner Campaigns
+
+When brainstorming with a specific partner, consider:
+
+### 1. Shared Audience Moments
+
+- What trigger events matter to both audiences?
+- What seasonal moments align with both products?
+- What industry trends affect both customer bases?
+
+### 2. Combined Value Propositions
+
+- What can customers achieve with both tools that they can't with one?
+- What workflow does the combination enable?
+- What pain point does the integration solve?
+
+### 3. Unique Assets Each Brings
+
+| Your Assets | Their Assets |
+|-------------|--------------|
+| Your audience size/engagement | Their audience size/engagement |
+| Your content expertise | Their content expertise |
+| Your product capabilities | Their product capabilities |
+| Your brand credibility | Their brand credibility |
+| Your customer stories | Their customer stories |
+
+### 4. Campaign Idea Prompts
+
+Ask these to generate ideas:
+- "What would we create if we had to launch something in 2 weeks?"
+- "What content do both our audiences desperately need?"
+- "What would make customers say 'finally, someone did this'?"
+- "What exclusive thing could we offer together?"
+- "What data do we both have that would make a compelling story?"
+
+---
+
+## Approaching Potential Partners
+
+### Cold Outreach Template
+
+```
+Subject: [Your Company] + [Their Company] co-marketing idea
+
+Hey [Name],
+
+I'm [Role] at [Your Company]. We [one-line description].
+
+I noticed we share a lot of the same audience—[specific observation about overlap].
+
+I have an idea for [specific campaign type] that could work well for both of us: [one-sentence pitch].
+
+Would you be open to a quick call to explore?
+
+[Your name]
+```
+
+### What to Prepare for the Call
+
+1. **Account overlap data** (if available via Crossbeam/Reveal)
+2. **2-3 specific campaign ideas** (not just "let's do something")
+3. **Your audience metrics** (list size, traffic, engagement)
+4. **Examples of past partnerships** (shows you can execute)
+5. **Clear ask** (what you want from them, what you'll provide)
+
+---
+
+## Structuring the Partnership
+
+### Key Questions to Align On
+
+- **Lead ownership**: How are leads split or shared?
+- **Promotion commitments**: What will each party do to promote?
+- **Asset creation**: Who creates what? Who approves?
+- **Timeline**: When does each phase happen?
+- **Success metrics**: How will you measure success?
+- **Follow-up**: Will you do more together if it works?
+
+### Simple Co-Marketing Agreement Outline
+
+1. **Campaign description**: What you're doing together
+2. **Responsibilities**: Who does what
+3. **Timeline**: Key dates and deadlines
+4. **Lead handling**: How leads are captured, shared, followed up
+5. **Promotion**: Minimum commitments from each side
+6. **Branding**: Logo usage, approval process
+7. **Costs**: Who pays for what (if any)
+8. **Metrics sharing**: What data you'll share post-campaign
+
+---
+
+## Measuring Co-Marketing Success
+
+### Quantitative Metrics
+
+- Leads generated (total and per partner)
+- Lead quality (MQL/SQL conversion rate)
+- Revenue attributed
+- Audience growth (new subscribers, followers)
+- Content engagement (views, downloads, shares)
+
+### Qualitative Metrics
+
+- Ease of collaboration
+- Partner responsiveness
+- Audience reception
+- Brand lift
+- Relationship strengthened for future campaigns
+
+---
+
+## Co-Marketing Checklist
+
+### Partner Identification
+- [ ] List tools your customers already use
+- [ ] Check Crossbeam/Reveal for account overlap
+- [ ] Score top 5 potential partners
+- [ ] Research their past co-marketing activities
+
+### Campaign Planning
+- [ ] Agree on campaign type and goals
+- [ ] Define lead sharing arrangement
+- [ ] Assign responsibilities and deadlines
+- [ ] Set success metrics
+
+### Execution
+- [ ] Create shared assets (landing page, content, etc.)
+- [ ] Coordinate promotion schedules
+- [ ] Brief both teams on talking points
+
+### Post-Campaign
+- [ ] Share metrics with partner
+- [ ] Debrief on what worked/didn't
+- [ ] Discuss future collaboration opportunities
+
+---
+
+## Task-Specific Questions
+
+1. Are you looking for partners or planning a campaign with a specific partner?
+2. What type of co-marketing are you most interested in? (content, events, integrations, community)
+3. What's your audience size? (email list, social following, traffic)
+4. Do you have existing integration partners?
+5. Have you done co-marketing before? What worked/didn't?
+6. What's your timeline and budget for co-marketing?
+
+---
+
+## Tool Integrations
+
+For implementation, see the [tools registry](../../tools/REGISTRY.md). Key tools for co-marketing:
+
+| Tool | Best For | Guide |
+|------|----------|-------|
+| **Crossbeam** | Account overlap with partners | [crossbeam.md](../../tools/integrations/crossbeam.md) |
+| **Introw** | Partner program management, deal registration | [introw.md](../../tools/integrations/introw.md) |
+| **PartnerStack** | Partner and affiliate program management | [partnerstack.md](../../tools/integrations/partnerstack.md) |
+
+---
+
+## Related Skills
+
+- **referral-program** — For customer referral and affiliate programs (customers referring customers)
+- **launch-strategy** — For product launches with partners; covers co-marketing as a "borrowed channel"
+- **content-strategy** — For content planning including co-created content
+- **sales-enablement** — For partner-facing collateral and enablement materials

skills/directory-submissions/references/submission-tracker-template.csv

@@ -61,7 +61,6 @@ Linux Foundation MCP Registry,4,https://github.com/modelcontextprotocol/registry
 AI Agent Store,4,https://aiagentstore.ai/submit,Agent,,Yes,,Draft,,,Agent,,,
 AI Agents Base,4,https://aiagentsbase.com/submit,Agent,,Yes,,Draft,,,Agent,,,
 AI Agents Directory,4,https://aiagentsdirectory.com/submit,Agent,,Yes,,Draft,,,Agent,,,
-AI Agents Verse,4,https://aiagentsverse.com/submit,Agent,,Yes,,Draft,,,Agent,,,
 AgentHunter,4,https://agenthunter.com/submit,Agent,,Yes,,Draft,,,Agent,,,
 AI Agents Live,4,https://aiagents.live/submit,Agent,,Yes,,Draft,,,Agent,,,
 AI Agents Marketplace,4,https://aiagentsmarketplace.com/submit,Agent,,Yes,,Draft,,,Agent,,,