automation

second-brain: Turn Files & LLMs into an Automated OS for Your Startup

Name: second-brain: Turn Files & LLMs into an Automated OS for Your Startup
Author: henrydaum

A Python‑based agentic framework that lets founders automate workflows, query local data, and interact across chat platforms—all without writing glue code.

From the repo · “Second Brain is an agentic framework that acts as an operating system, using local file intelligence, workflow automation, and LLMs to complete tasks and communicate over multiple modalities and messaging platforms.”

672 stars+2★ this week86 forksPythonGuide quality 8/10 · reviewed Oct 14Updated 9/26/2026100% free · open source

What it does

Second Brain acts as an operating system to streamline workflows by automating tasks and communicating over multiple platforms using local file intelligence, workflow automation, and large language models.

When to use it

•When you need to automate repetitive tasks across different messaging platforms
•When you want to integrate local file intelligence with workflow automation
•When you require a framework that can communicate over multiple modalities

Ready-to-paste prompt

python app.py --config config.json --platform slack --task 'Send daily report'

Heads up: Before running Second Brain, ensure you have Python 3.8 or higher installed, as the framework relies on specific Python features and libraries that may not be compatible with older versions

Saves to your device

Use with Claude

New

Skip the builder — one click puts this in Claude, Cursor, Antigravity and more.

✅ Light setup

Installs with a command or two; your AI agent can do it for you.

Try it instantly — no install

Claude Code

mkdir -p ~/.claude/skills/second-brain && curl -fsSL https://workflowstacks.com/api/skills/second-brain/claude-skill -o ~/.claude/skills/second-brain/SKILL.md

Open in another AI app

Opens the app with this repo with the prompt ready to go — no copy-paste needed.

Connect the whole catalog (MCP)

claude mcp add --transport http workflowstacks https://workflowstacks.com/api/mcp

Adds a WorkflowStacks connector to Claude Code: search and load any skill here by chatting.

How second-brain: Turn Files & LLMs into an Automated OS for Your Startup works

Codeflow

Free to inspect

Second-brain: Turn Files & LLMs into an Automated OS for Your Startup is a very large Python project (~110k lines across 340 code files, plus 129 test files). Setup is light: installs like a normal app. Reading the code is optional. Last commit a month ago, MIT license, has a test suite.

Size

Very large codebase

~110k lines · 340 code files · days to read — use, don't read

Setup

One-command install

Installs like a normal app. Reading the code is optional.

Runs on

Python · Docker

No API keys detected

Python 78%TypeScript 19%HTML 1%JavaScript 1%CSS 1%

Where to start reading

1
README.md
Start here — what it does and how to install it
2
CLAUDE.md
The instructions the AI actually follows
3
main.py
Where the program starts running
4
requirements.txt
Dependencies and the commands it exposes
5
agent/system_prompt.py
Inside agent/ — an example of what the AI is told to do

What's in each folder

agent/Prompts, skills & agent definitions3 files

plugins/Sub-packages / plugins10 files

pipeline/Workflows / pipelines6 files

docs/Documentation11 files

templates/Templates10 files

frame_ui/Folder213 files

sandbox/Folder45 files

bundled/Folder35 files

READMEHas testsDocumentedNo CIDocker readyMIT licenseUpdated this month

Use with Claude

New

Skip the builder — one click puts this in Claude, Cursor, Antigravity and more.

✅ Light setup

Installs with a command or two; your AI agent can do it for you.

Try it instantly — no install

Claude Code

mkdir -p ~/.claude/skills/second-brain && curl -fsSL https://workflowstacks.com/api/skills/second-brain/claude-skill -o ~/.claude/skills/second-brain/SKILL.md

Open in another AI app

Opens the app with this repo with the prompt ready to go — no copy-paste needed.

Connect the whole catalog (MCP)

claude mcp add --transport http workflowstacks https://workflowstacks.com/api/mcp

Adds a WorkflowStacks connector to Claude Code: search and load any skill here by chatting.

Quick Actions

Details

Creator

henrydaum

Language

Python