email-systems
Email has the highest ROI of any marketing channel. $36 for every $1 spent. Yet most startups treat it as an afterthought - bulk blasts, no personalization, landing in spam folders. This skill covers transactional email that works, marketing automation that converts, deliverability that reaches inboxes, and the infrastructure decisions that scale. Use when: keywords, file_patterns, code_patterns.
email-best-practices
Use when building email features, emails going to spam, high bounce rates, setting up SPF/DKIM/DMARC authentication, implementing email capture, ensuring compliance (CAN-SPAM, GDPR, CASL), handling webhooks, retry logic, or deciding transactional vs marketing.
cloudflare-turnstile
Add bot protection with Turnstile (CAPTCHA alternative). Use when: protecting forms, securing login/signup, preventing spam, migrating from reCAPTCHA, integrating with React/Next.js/Hono, implementing E2E tests, or debugging CSP errors, token validation failures, Chrome/Edge first-load issues, multiple widget rendering bugs, timeout-or-duplicate errors, or error codes 100*/106010/300*/600*.
review-logging-patterns
Review code for logging patterns and suggest evlog adoption. Detects console.log spam, unstructured errors, and missing context. Guides wide event design, structured error handling, request-scoped logging, and log draining with adapters (Axiom, OTLP, PostHog, Sentry, Better Stack).
backlink-analyzer
Use when the user asks to "analyze backlinks", "check link profile", "find toxic links", "link building opportunities", "off-page SEO", "who links to me", "I have spammy links", "how do I get more backlinks", or "disavow links". Analyzes backlink profiles to understand link authority, identify toxic links, discover link building opportunities, and monitor competitor link acquisition. Essential for off-page SEO strategy. For internal link analysis, see internal-linking-optimizer. For competitor link profiles, see competitor-analysis.
Email Testing Patterns
Email delivery testing including content verification, rendering across clients, spam score checking, link validation, and transactional email workflow testing.
Angry User Simulator
Simulate aggressive user behavior patterns including rapid clicking, random navigation, form abuse, tab spamming, and unexpected interaction sequences to find UI resilience issues
Notification Spam Detector
Test notification systems for spam behavior including duplicate alerts, missing throttling, incorrect delivery channels, and notification preference violations
analytics-audit
Audit local analytics for bot traffic, referrer spam, and data quality. Use when investigating discrepancies between Fathom and local stats.
Telegram Mastery
Expert in building and managing Telegram communities. Covers group vs. channel strategy, bot automation, anti-spam, and managing large groups. Understands Telegram's unique culture, especially in crypto/web3 communities. Use when "telegram group, telegram community, telegram channel, telegram bot, telegram moderation" are mentioned.
email-systems
Email has the highest ROI of any marketing channel. $36 for every $1 spent. Yet most startups treat it as an afterthought - bulk blasts, no personalization, landing in spam folders. This skill covers transactional email that works, marketing automation that converts, deliverability that reaches inboxes, and the infrastructure decisions that scale. Use when "keywords, file_patterns, code_patterns, " mentioned.
cloudflare-turnstile
Add bot protection with Turnstile (CAPTCHA alternative). Use when: protecting forms, securing login/signup, preventing spam, migrating from reCAPTCHA, integrating with React/Next.js/Hono, implementing E2E tests, or debugging CSP errors, token validation failures, or error codes 100*/300*/600*.
typo3-powermail
Expert guidance on TYPO3 Powermail 13+ form extension. Creating forms, custom finishers, validators, spam protection, ViewHelpers, PSR-14 events, TypoScript configuration, email templates, backend modules, and extension development. Use when working with powermail forms, mail handling, form validation, or extending powermail functionality.
cloudflare-turnstile
This skill provides comprehensive knowledge for implementing Cloudflare Turnstile, the CAPTCHA-alternative bot protection system. It should be used when integrating bot protection into forms, login pages, signup flows, or any user-facing feature requiring spam/bot prevention. Turnstile runs invisible challenges in the background, maintaining excellent user experience while blocking automated traffic. Use when: Adding bot protection to forms, implementing login security, protecting API endpoints from abuse, migrating from reCAPTCHA/hCaptcha, encountering CSP errors with Turnstile, handling token validation failures, implementing E2E tests with Turnstile, integrating with React/Next.js/Hono applications, or debugging error codes 100*, 300*, 600*. Keywords: turnstile, captcha, bot protection, cloudflare challenge, siteverify, recaptcha alternative, spam prevention, form protection, cf-turnstile, turnstile widget, token validation, managed challenge, invisible challenge, @marsidev/react-turnstile, hono turnstile, workers turnstile
email-deliverability-debugger
Diagnoses email deliverability problems for transactional and marketing emails. Checks SPF/DKIM/DMARC alignment, sending IP reputation, email content spam triggers, and bounce patterns. Use when emails land in spam, go missing, or bounce unexpectedly. Trigger words: email spam, deliverability, emails not arriving, bounce rate, spam folder, email reputation, SPF fail, DKIM fail, DMARC, transactional email, SendGrid, Postmark, SES.
email-systems
Email has the highest ROI of any marketing channel. $36 for every $1 spent. Yet most startups treat it as an afterthought - bulk blasts, no personalization, landing in spam folders. This skill covers transactional email that works, marketing automation that converts, deliverability that reaches inboxes, and the infrastructure decisions that scale. Use when: keywords, file_patterns, code_patterns.
refresh-with-throttle
Implement pull-to-refresh with throttle to prevent refresh spam and handle pagination
ph-community-outreach
Engage Reddit, Indie Hackers, Hacker News and other communities for Product Hunt launches. Use this skill to identify relevant communities, craft appropriate posts, and drive cross-platform engagement without appearing spammy.
email-systems
Email has the highest ROI of any marketing channel. $36 for every $1 spent. Yet most startups treat it as an afterthought - bulk blasts, no personalization, landing in spam folders. This skill cov...
implementing-proofpoint-email-security-gateway
Deploy and configure Proofpoint Email Protection as a secure email gateway to detect and block phishing, malware, BEC, and spam before messages reach user inboxes.
testing-for-email-header-injection
Test web application email functionality for SMTP header injection vulnerabilities that allow attackers to inject additional email headers, modify recipients, and abuse contact forms for spam relay.
detecting-spearphishing-with-email-gateway
Spearphishing targets specific individuals using personalized, researched content that bypasses generic spam filters. Email security gateways (SEGs) like Microsoft Defender for Office 365, Proofpoint,
email-systems
Email has the highest ROI of any marketing channel. $36 for every $1 spent. Yet most startups treat it as an afterthought - bulk blasts, no personalization, landing in spam folders. This skill cov...
youtube_moderation_prototype
Moderate YouTube live chat by detecting spam, toxic content, and enforcing rate limits. PROTOTYPE for testing pattern fidelity before deploying to native Qwen/Gemma.
Email systems
Email has the highest ROI of any marketing channel — $36 for every $1 spent. Yet most startups treat it as an afterthought: bulk blasts, no personalization, and landing in spam folders. This skill codifies professional email deliverability and infrastructure so you can treat email as first-class infrastructure instead of an afterthought.
SendGrid
Sends transactional and bulk email via the Twilio SendGrid Web API v3. Use when asked to: send transactional emails with retry logic, manage bounce and spam complaint rates, rotate SendGrid API keys with least-privilege scopes, sync unsubscribe lists to prevent CAN-SPAM/GDPR violations, implement exponential backoff for 429 rate limit errors, suppress hard-bounced addresses before sending, configure domain authentication and DKIM, or track delivery events via SendGrid Event Webhooks.
seo-engine
Evaluate on-page technical requirements, content basics, optimization signals, and spam-policy compliance for a single page or site. Use when asked to audit HTML, robots.txt, redirects, or dashboard configs and to produce pass/fail evidence with actionable fixes.
email-systems
Email has the highest ROI of any marketing channel — $36 for every $1 spent. Yet most startups treat it as an afterthought: bulk blasts, no personalization, landing in spam folders. This skill covers transactional email that works, marketing automation that converts, deliverability that reaches inboxes, and the infrastructure decisions that scale. Use when: keywords, file_patterns, code_patterns.
Email Systems
Email has the highest ROI of any marketing channel — $36 for every $1 spent. Yet most startups treat it as an afterthought: bulk blasts, no personalization, landing in spam folders. This skill covers transactional email that works, marketing automation that converts, deliverability that reaches inboxes, and the infrastructure decisions that scale. Use when: keywords, file_patterns, code_patterns.
israeli-whatsapp-business
Integrate WhatsApp Business API for the Israeli market with Hebrew message templates, customer communication, and CRM integration. Use when user asks about WhatsApp Business in Israel, Hebrew WhatsApp templates, WhatsApp marketing to Israeli customers, business messaging via WhatsApp, or integrating WhatsApp with Israeli CRM tools (Monday.com, Priority, etc.). Covers Cloud API setup, template creation, compliance with Israeli anti-spam law, and Israeli consumer communication preferences. Do NOT use for personal WhatsApp or non-Israeli WhatsApp markets.
ravi-email-writing
Best practices for writing high-quality emails that look professional and avoid spam filters. Reference this before composing, replying, or forwarding emails with ravi-email-send.