Automated hourly n8n error monitoring with Slack notifications
Ready for 3.0Ready for 3.0. This template uses no nodes that n8n 3.0 removes. No removed nodes, versions or helpers found. Static check, last run 2026-10-19.
What this workflow does
This workflow has 9 nodes and runs on a schedule (every hour). Along the way it connects Slack.
How it runs
Trigger: On a schedule (every hour).
- Config (Edit Fields (Set)): sets or maps fields
- GetWorkflows (n8n): uses n8n
- Loop (Loop Over Items (Split in Batches)): loops over the items in batches
- MakeMessage (Code): runs custom JavaScript code
- n8n: work with execution
- Slack: uses Slack
- Aggregate: combines items into one
- FilterLastHour (Code): runs custom JavaScript code
Services it uses
Before you upgrade to n8n 3.0
Nothing in this workflow is removed in n8n 3.0, so it should import and run after the upgrade.
Nodes used (7)
- Schedule Trigger
n8n-nodes-base.scheduleTrigger - n8n
n8n-nodes-base.n8n - Loop Over Items (Split in Batches)
n8n-nodes-base.splitInBatches - Aggregate
n8n-nodes-base.aggregate - Code
n8n-nodes-base.code - Slack
n8n-nodes-base.slack - Edit Fields (Set)
n8n-nodes-base.set
From the author
Who is this template for? This template is ideal for n8n instance administrators, developers, and DevOps teams who need a proactive and organized way to monitor the health of their automations. If you want to be notified about failures as soon as they happen,…