@1kalin

Tracks and analyzes competitor moves — pricing changes, feature launches, hiring, and positioning shifts

Writes personalized cold emails that actually get replies

Extract calendar events, deadlines, action items, and follow-ups from emails. Works with any calendar provider (Google, Outlook, Apple, Notion, etc.). No external dependencies — pure agent intelligence. Use when the user forwards an email, asks to check inbox for events, or wants to extract structured scheduling data from any text.

Generate, manage, and track professional invoices with client onboarding, customizable payment terms, recurring billing, automated overdue reminders, and fin...

Complete email marketing system — deliverability, list building, sequences, cold outreach, automation, analytics, and revenue optimization. Zero dependencies.

Database Engineering Mastery covers schema design, indexing, query optimization, and migration for PostgreSQL, MySQL, SQLite, supporting OLTP/OLAP workloads.

Helps teams achieve WCAG 2.1 AA compliance by auditing and guiding inclusive design for web, mobile, desktop, and other digital products.

Complete web scraping methodology — legal compliance, architecture design, anti-detection, data pipelines, and production operations. Use when building scrap...

Set up SLA monitoring and uptime tracking for AI agents and services. Generates monitoring configs, alert rules, and incident response playbooks. Use when de...

Complete performance engineering system — profiling, optimization, load testing, capacity planning, and performance culture. Use when diagnosing slow applica...