Automatically document and backup N8N workflows

Description

Automatically backs up your workflows to Github and generates documentation in a Notion database.

Weekly run, uses the "internal-infra" tag to look for new or recently modified workflows
Uses a Notion database page to hold the workflow summary, last updated date, and a link to the workflow
Uses OpenAI's 4o-mini to generate a summarization of what the workflow does
Stores a backup of the workflow in GitHub (recommend a private repo)
Sends notification to Slack channel for new or updated workflows

Who is this for

Anyone seeking backup of their most important workflows
Anyone seeking version control for their most important workflows

Credentials required

N8N: You will need an N8N credential created so the workflow can query the N8N instance to find all active workflows with the "internal-infra" tag
Notion: You will need an Notion credential created
OpenAI: You will need an OpenAI credential, unless you intend on rewiring this with your AI of choice (ollama, openrouter, etc.)
GitHub: You will need an GitHub credential
Slack: You will require an Slack credential, recommend a Bot / access token configuration

Setup

Notion

Create a database with the following columns. Column type is specified in [type].
Workflow Name [text]
isActive (dev) [checkbox]
Error workflow setup [checkbox]
AI Summary [text]
Record last update [date/time]
URL (dev) [text/url]
Workflow created at [date/time]
Workflow updated at [date/time]

Slack

Create a channel for updates to be posted into

Github

Create a private repo for your workflows to be exported into

N8N

Download & install the template
Configure the blocks to use your N8N, Notion, OpenAI & Slack credentials for your own
Edit the "Set Fields" block and change the URL to that of your N8N instance (cloud or self-hosted)
Edit the "Add to Notion" action and specify the Database page you wish to update
Edit the Slack actions to specify the Channel you want slack notifications posted to
Edit the GitHub actions to specify the Repository Owner & Repository Name


Sample output in Notion

Workflow diagram