• 2026 GitHub Developer Tool Stargazer, Open-Source Maintainer & Engineering Org B2B Leads Calculator — Model 30/90-day DevRel & B2B engineering outbound ROI and explore 15 live open-source DevTool & funded YC repos (218k+ stars) with 1-click CSV export.
• 2026 MCP Server Config Generator & Developer Tools Hub — Interactive B2B outbound pipeline calculator & live CSV sample explorer on mystiquelab.dev.

GitHub Developer, Maintainer & MCP Repo Leads Enricher

⚡ Instant 2,486-Lead B2B CSV Mega-Pack (_vaultUpgradeUrl) & Free Interactive ROI Calculator (_calculatorUrl):

• 2,486-Lead B2B CSV & Outbound CRM Mega-Pack (10 Files — YC Founders, SEC Form D, Funded+Hiring, Shopify Plus DTC, NPI & FMCSA): Download on Etsy for $7.20 (20% OFF w/ VAULT20SALE, reg $9.00) · Download on Gumroad for $12.00 ($2 OFF w/ LAUNCH2)
• Free Interactive Calculator & Live CSV Sample Preview: 2026 GitHub Developer Tool Stargazer & Maintainer B2B Leads Calculator (https://mystiquelab.dev/github-developer-tool-stargazer-b2b-leads-calculator)

Extract verified developer, open-source maintainer, and engineering organization leads from GitHub repositories — including Model Context Protocol (MCP) servers, developer tools, TypeScript/Python SDKs, Next.js/FastAPI SaaS boilerplates, and Shopify/n8n workflow integrations — with $0.00 proxy cost at $1.50 per 1,000 leads ($0.0015 per developer-lead).

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Visual Cost & Speed Benchmark vs. DIY Proxies & Legacy SaaS

Interactive calculator & full 17-tool catalog: mystiquelab.dev/apify-scraper-roi-cost-calculator — or unlock instant CSV/JSON bundles for $9 / $12 / $27 with code LAUNCH2.

Interactive B2B Tools & Pre-Built Lead Packs

• Live B2B Outbound & Compliance Portal: https://mystiquelab.dev
• Interactive B2B Outbound ROI Calculator: https://mystiquelab.dev/b2b-outbound-roi-calculator
• Interactive EU EAA & LaunchShield Risk Grader: https://mystiquelab.dev/eaa-launchshield-risk-grader
• B2B Leads Mega-Pack (2,486 Verified Leads — Save 20% with LAUNCH2): https://mystiquelabshop.gumroad.com/l/b2b-leads-mega-pack/LAUNCH2
• Recently Funded & Hiring Startups Lead Pack (LAUNCH2): https://mystiquelabshop.gumroad.com/l/funded-hiring-leads/LAUNCH2

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What This Actor Extracts

1. Maintainer & Engineering Organization Profiles:
   • owner_login, owner_type (Organization or User), owner_name, company, location
   • Verified contact emails (primary_email, emails) extracted from public GitHub profiles and linked company/documentation websites (automatically filtered for noreply.github.com and placeholder addresses)
   • Social & professional handles (twitter_username, linkedin_url, website_url)
2. Repository & Ecosystem Traction Signals:
   • repo_full_name, repo_url, description, stargazers_count, forks_count, open_issues_count, language, topics, license, updated_at
   • package_ecosystem (npm, PyPI, Docker) and commercial_signals (commercial cloud tier, documentation domain, verified sales/support inbox, high star velocity)
3. B2B Outreach Readiness Score (0–100) & Personalized Hook:
   • outreach_readiness_score (0–100), outreach_grade (A+, A, B, C), and a ready-to-send outreachHook referencing the exact repository, star count, and primary language.

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Built-In Developer Ecosystem Presets

• Model Context Protocol (MCP) Servers & Open-Source Maintainers (topic:mcp-server, topic:model-context-protocol)
• B2B Developer Tools, TypeScript & Python Engineering Orgs (topic:developer-tools, TypeScript, Python, Go)
• Trending SaaS Starter Kits, Next.js & FastAPI Founders (topic:saas-boilerplate, topic:nextjs-template, topic:fastapi)
• E-Commerce, Shopify & n8n Workflow Automation Developers (topic:n8n-community-node, topic:shopify-app)

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Scheduled Weekly Automation & Webhook Pipelines

Schedule this Actor on Apify (Schedules -> Create Schedule -> Weekly Monday 07:00 UTC) and connect the default dataset webhook to n8n, Make, Zapier, Clay, or HubSpot to automatically feed newly trending open-source maintainers and engineering organizations directly into your B2B developer relations (DevRel) or enterprise sales pipeline.

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Pricing ($0.00 Proxy Cost)

• Pay-Per-Event (developer-lead): $0.0015 per enriched lead ($1.50 per 1,000 leads, $0.00 start fee, $0.00 proxy cost).

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🛠️ Free Interactive Calculators, Checklists & Live Lead Previews (mystiquelab.dev)

• 2026 Web Scraper Pricing & Cost-Per-1,000 Leads Calculator (https://mystiquelab.dev/apify-web-scraper-pricing-cost-per-1000-comparison) — Interactive CPM & total spend calculator (500 to 50,000 records across 7 B2B verticals: SEC Form D $1.20/1k, Q4 Funded + Hiring $1.50/1k, YC $1.60/1k, Shopify DTC $1.80/1k, FMCSA $2.00/1k, NPI Clinics $2.20/1k, SAM.gov $2.50/1k) comparing Pay-Per-Event Apify Store runs against our Pre-Verified 2,486-Lead CSV Mega-Pack ($12 w/ LAUNCH2 on Gumroad or $7.20 w/ VAULT20SALE on Etsy) and legacy $149–$499/mo SaaS subscriptions.
• B2B Lead Enrichment & Hiring-Signal Database Explorer (2,486 Verified Leads) — Interactive B2B buying-signal & outbound pipeline sizer across 6 verified datasets (266 Q4 Funded + Hiring, 360 YC 2025–2026, 360 SEC Form D, 500 Shopify DTC, 500 FMCSA Carriers, 500 NPI Clinics) with a 15-row live sample explorer and 1-click CSV export, plus direct checkout for the $9 Q4 Funded + Hiring Leads Pack (LAUNCH2) and $12 n8n B2B Workflow Vault (LAUNCH2).
• Shopify Store Leads List & Outbound Campaign Sizer (500 Stores + 2,486 B2B Leads) — Interactive outbound ROI sizer, 10-row live verified CSV sample explorer, and 1-click sample CSV download.
• EU EAA & WCAG 2.2 AA Small-Store Compliance Checklist & Exposure Calculator — Interactive 12-point store audit checklist, statutory penalty exposure calculator, and direct access to the $12 White-Label EU EAA & WCAG 2.2 Agency Pack (LAUNCH2) and $27 LaunchShield 25-Point Visual QA Audit (LAUNCH2).
• 2026 Etsy vs. Gumroad vs. Cults3D Digital Product Fee Calculator & Support-Free 3D Print STL Bundle Spool Sizer — Free interactive marketplace take-home payout and FDM filament cost calculators.