28.7K-star PTB library — built-in JobQueue for proactive messages, ConversationHandler, PicklePersistence. Here are 10 similar tools you can use — including open-source options.
28.7K-star Telegram bot library — built-in scheduler
LangGraph + Telegram multi-agent system — supervisor orchestrating Email, Calendar, Notion, Slack sub-agents
Production-grade directed graph agent orchestration — checkpointing, human-in-loop, streaming, LangSmith integration
Morning briefing + goal alignment + inbox triage via Claude Code; goals.yaml pattern reduces 45min → 5min startup
150K+ sources, semantic search — 2000 free searches/month; ideal for proactive AI trend alerts