Source: github.com/growthenginenowoslawski/coldoutboundskills
Built by GrowthEngineX from patterns across 1,000+ real B2B campaigns
License: MIT
29 skills. 5 tracks. Clone the repo, bring your API keys, point Claude Code at it, go from zero to a running campaign.
New here? Start with /cold-email-kickoff. It orchestrates ICP, lead magnet, strategy, and plan in one guided flow.
What this is
Most cold email skill packs give you copy templates. This gives you the full infrastructure: domain setup, inbox warmup, list building, copy, deliverability auditing, and automated campaign launching.
The patterns come from 1,000+ real B2B campaigns run through GrowthEngineX. Every skill encodes a lesson learned the expensive way.
The minimum viable setup for your first campaign: Dynadot + Zapmail + Prospeo + Smartlead.
The 5 tracks
| Track | Skills | What it covers |
|---|---|---|
| Track 1: Strategy | 5 | ICP, lead magnet, campaign strategy, copy |
| Track 2: Infrastructure | 4 | Domain setup, inbox warmup, deliverability audit, incident response |
| Track 3: List Building | 7 | Prospeo, domain-first discovery, Google Maps, lookalikes, competitor engagers |
| Track 4: Copy and Send | 5 | Spam checking, spintax, campaign upload, starter kit |
| Track 5: Iterate and Automate | 6 | Positive reply scoring, experiment design, autonomous launcher, weekly rhythm |
Install
git clone https://github.com/growthenginenowoslawski/coldoutboundskills ~/cold-email-ai-skills
cd ~/cold-email-ai-skills
cp .env.example .env
# Edit .env with your API keys
npm install -g tsx
cd skills/cold-email-starter-kit && npm install
npx tsx skills/cold-email-starter-kit/scripts/verify-credentials.ts
Then open Claude Code and run:
/cold-email-kickoff
API keys you need
Minimum viable for first campaign: Dynadot + Zapmail + Prospeo + Smartlead
| Service | What it does | Skills that use it |
|---|---|---|
| Smartlead | Send emails, manage inboxes | inbox-manager, starter-kit, auto-research, audit, scoring |
| Prospeo | List building title-first | prospeo-*, auto-research |
| Dynadot | Buy domains | zapmail-setup |
| Zapmail | Create inboxes | zapmail-setup |
| MillionVerifier | Validate emails before sending | waterfall, auto-research |
| Blitz | Domain-to-contacts lookup | blitz-list-builder |
| RapidAPI | Google Maps scraping, LinkedIn data | google-maps-*, competitor-engagers |
| Instantly | Alternative sending platform | starter-kit |
| OpenRouter | AI company analysis enrichment | starter-kit, competitor-engagers |
Cost for your first campaign
First campaign at 2,000 leads, 20 domains, 40 inboxes:
- Domains: $240 one-time (20 x $12 .com)
- Zapmail: $60/month for 40 inboxes
- Prospeo: $20 for 2,000-lead export
- Smartlead: $39/month starter plan
- MillionVerifier: $5 for 2,000 validations
- Month 1 total: approximately $360. Recurring: approximately $130/month.
Recommended path
If you have never run cold email
If you have experience but no automation
If you are debugging a broken campaign