second-brain

About second-brain

Atlas Cloud is a full-modal AI inference platform that gives developers a single AI API to access video generation, image generation, and LLM APIs. Instead of managing multiple vendor integrations, you connect once and get unified access to 300+ curated models across all modalities. Check out Atlas Cloud's new coding plan promotion for more budget-friendly API access: https://www.atlascloud.ai/console/coding-plan

For an example of what Second Brain can do, visit https://second-brain.art! It's an interactive art exhibition.

The kernel is deliberately small: it boots, runs the agent turn, persists conversations in SQLite, loads and unloads plugins, keeps the lightweight Timekeeper event clock running, and gets out of the way. Everything else — file indexing and retrieval, web search, scheduling workflows, Telegram, durable memory, file-editing and shell tools, heavy file parsers — arrives as packages you install from the store. It is a programmable conversation runtime that you (and agents) extend while it is run…

From the project's README

second-brain is an open-source project written primarily in Python, with 566 stars on GitHub. It was last updated in June 2026.