🛡 select-shield.ru & @selectshield & @selectshield_bot

Backend: Python
Landing: JavaScript
User workspace: TypeScript
Infrastructure: Nginx, Docker-compose, Grafana

Backend:
- Aiogram for Telegram Bot API
- FastAPI + Uvicorn
- SQLAlchemy + Alembic
- Asyncpg + Aiosqlite
- Redis
- APScheduler
- Structlog + Prometheus
- httpx / aiohttp
- bcrypt + PyJWT
- Yookassa SDK
- Layered code structure, FSM pattern, Dependency injection

Frontend:
- Vite + React
- TanStack Query
- Zustand
- Axios
- i18next
- TipTan, Recharts, Framer motion

🤩 removespread.ru

Landing: TypeScript
Infrastructure: Nginx, rsync/scp scripts for deploy

Frontend:
- Vanilla HTML/CSS/JavaScript
- Quartz
- TypeScript & Markdown content model
- Preact
- SCSS & custom theme
- Remark / rehype
- FlexSearch
- Playwright
- Python for SVG timeline generation

🏴 @secon_removebot

Backend: Python
User workspace: Telegram chat UI (bot-driven flow)
Infrastructure: Nginx

Backend:
- Python-telegram-bot for Telegram Bot API
- Aiohttp
- Asyncio
- Pillow
- Regex-based anti-spam engine
- Built-in permission guard for bot admin right in chats
- Verify callback flow with shared secret validation
- Event log & chat counters & Health endpoint

Frontend:
- HMAC verification via Telegram Login Widget
- Yandex SmartCaptcha API
- SSE monitoring for admin panel & service health checks

🖤 removespread.ru/python-course

Backend: Node.js / Next.js 15 (App Router, RSC)
Infrastructure: Nginx -> Next.js (systemd)

Backend:
- Next.js 15 & React 19 - App Router
- TypeScript
- Fumadocs engine
- Better-sqlite3
- Bcryptjs
- Zod
- Nodemailer
- Telemetry layer with journald & metrics

Frontend:
- Pyonide (WASM)
- CodeMirror 6
- PyRunner & ExerciseBlock & QuizBlock
- Telemetry layer with event buffer
- localStorage usage for code saving
- Content-Security-Policy