BuyWhere MCP server — search 300M+ products across US, Singapore & SEA via Model Context Protocol. Agents self-register a free key in one POST (no email): api.buywhere.ai/v1/auth/register?verify=false
Heterogeneous AI agents (Claude Code + Codex + Agy + Kimi) collaborating in Telegram groups over A2A-TG — a generation-counted envelope protocol. Self-hosted.
Domain-Driven Design (DDD), Clean Architecture (hexagonal, ports and adapters) and Clean Code for TypeScript and Node.js backends: CLI to bootstrap, scaffold and check, runtime packages, ESLint plugin, CI pipelines, and a plugin for Claude Code, Codex and GitHub Copilot.
A skill that adds a rubric-based eval layer to any agent project. Framework-agnostic — generates rubric, test cases, judge prompt, and harness. Returns a weighted score plus a judge-leniency signal.