Guilherme Campos This workflow corresponds to n8n.io template #9009 — we link there as the canonical source.
This workflow follows the Notion → Slack recipe pattern — see all workflows that pair these two integrations.
The workflow JSON
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{
"id": "n225LiEBD4QVzOsV",
"meta": {
"templateCredsSetupCompleted": true
},
"name": "Slack ToDo Bot",
"tags": [],
"nodes": [
{
"id": "5ec2bc64-70ce-4b50-98fb-62c5e7f18e31",
"name": "Slack Trigger",
"type": "n8n-nodes-base.slackTrigger",
"position": [
0,
0
],
"parameters": {
"options": {
"resolveIds": true
},
"trigger": [
"reaction_added"
],
"watchWorkspace": true
},
"credentials": {},
"typeVersion": 1
},
{
"id": "ef87682d-e35c-45f1-8c35-45e6f0ef7507",
"name": "Send a message",
"type": "n8n-nodes-base.slack",
"position": [
1120,
352
],
"parameters": {
"text": "={{ $json.content }}",
"select": "user",
"otherOptions": {},
"authentication": "oAuth2"
},
"credentials": {},
"typeVersion": 2.3
},
{
"id": "608433b9-d28a-40c6-946e-872f1c9d0388",
"name": "Aggregate",
"type": "n8n-nodes-base.aggregate",
"position": [
896,
352
],
"parameters": {
"options": {},
"fieldsToAggregate": {
"fieldToAggregate": [
{
"fieldToAggregate": "to_do.text[0].text.content"
}
]
}
},
"typeVersion": 1
},
{
"id": "5822890e-c886-42ec-985b-186ac44f7836",
"name": "Schedule Trigger",
"type": "n8n-nodes-base.scheduleTrigger",
"position": [
0,
352
],
"parameters": {
"rule": {
"interval": [
{
"triggerAtHour": 8
}
]
}
},
"typeVersion": 1.2
},
{
"id": "785e1374-57dc-4248-b23a-eb993faa051e",
"name": "Filter by emoji",
"type": "n8n-nodes-base.filter",
"position": [
224,
0
],
"parameters": {
"options": {},
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "6351c136-646a-4ec0-a71f-3c1d5c6a7822",
"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.reaction }}",
"rightValue": "memo"
}
]
}
},
"typeVersion": 2.2
},
{
"id": "f186bc3d-db9c-4663-95d4-f8567e5753aa",
"name": "Get reacted message",
"type": "n8n-nodes-base.slack",
"position": [
448,
0
],
"parameters": {
"resource": "reaction",
"channelId": {
"__rl": true,
"mode": "list",
"cachedResultName": "general"
},
"operation": "get",
"timestamp": "={{ $json.item.ts }}",
"authentication": "oAuth2"
},
"credentials": {},
"typeVersion": 2.3
},
{
"id": "7eb5004c-1211-4c68-abd3-ed8cde45d151",
"name": "Added message to Notion",
"type": "n8n-nodes-base.notion",
"position": [
672,
0
],
"parameters": {
"blockUi": {
"blockValues": [
{
"text": {
"text": [
{
"text": "={{ $json.message.text }}",
"annotationUi": {}
},
{
"text": "=\n{{ $json.message.permalink }}",
"isLink": true,
"textLink": "={{ $json.message.permalink }}",
"annotationUi": {}
}
]
},
"type": "to_do",
"richText": true
}
]
},
"resource": "block"
},
"credentials": {},
"typeVersion": 2.2
},
{
"id": "685d6529-c6d8-4783-a287-1dabde7adc8b",
"name": "Get all todos from Notion",
"type": "n8n-nodes-base.notion",
"position": [
224,
352
],
"parameters": {
"resource": "block",
"operation": "getAll",
"returnAll": true,
"simplifyOutput": false,
"fetchNestedBlocks": true
},
"credentials": {},
"typeVersion": 2.2
},
{
"id": "dba2cc5b-99b6-403e-b24b-a8eeb8d35e78",
"name": "Filter todo",
"type": "n8n-nodes-base.filter",
"position": [
448,
352
],
"parameters": {
"options": {},
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "0fb63b04-f3d1-419f-aec2-373132c0fc3d",
"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.type }}",
"rightValue": "to_do"
}
]
}
},
"typeVersion": 2.2
},
{
"id": "336120a6-fa0e-4207-8254-63e22499764a",
"name": "Filter not checked todos",
"type": "n8n-nodes-base.filter",
"position": [
672,
352
],
"parameters": {
"options": {},
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "d8b85f2e-f3ac-49b9-8388-5e5efe1bac1c",
"operator": {
"type": "boolean",
"operation": "false",
"singleValue": true
},
"leftValue": "={{ $json.to_do.checked }}",
"rightValue": "\"false\""
}
]
}
},
"typeVersion": 2.2
},
{
"id": "b4fb6b60-d2a0-457a-8f29-1a21076ca7f3",
"name": "Sticky Note",
"type": "n8n-nodes-base.stickyNote",
"position": [
-48,
-176
],
"parameters": {
"width": 640,
"height": 368,
"content": "## Get reacted message\n\nThis is triggered by a reaction to a message, which then filters by the emoji selected and gets the final message"
},
"typeVersion": 1
},
{
"id": "085b5cfc-adfc-4b96-bbb2-4d9441d21ee7",
"name": "Sticky Note1",
"type": "n8n-nodes-base.stickyNote",
"position": [
608,
-176
],
"parameters": {
"width": 272,
"height": 368,
"content": "## Save to Notion\n\nThe message is then saved to a Notion document"
},
"typeVersion": 1
},
{
"id": "c687d1c2-1447-4547-83af-4ad9d186db8c",
"name": "Sticky Note2",
"type": "n8n-nodes-base.stickyNote",
"position": [
-48,
208
],
"parameters": {
"width": 448,
"height": 368,
"content": "## Get todos daily\n\nEvery day, this flow runs to pull the todos from the Notion document and send them as a Slack message"
},
"typeVersion": 1
},
{
"id": "02287623-4f03-4cd5-abeb-1130a817a9b0",
"name": "Sticky Note3",
"type": "n8n-nodes-base.stickyNote",
"position": [
416,
208
],
"parameters": {
"width": 896,
"height": 368,
"content": "## Message filter\n\nSince we don't want to return all the messages, we filter them accordingly and send them to Slack"
},
"typeVersion": 1
}
],
"active": false,
"settings": {
"executionOrder": "v1"
},
"versionId": "42a37b3a-f1fa-4b61-8fd2-4be37d7fb16e",
"connections": {
"Aggregate": {
"main": [
[
{
"node": "Send a message",
"type": "main",
"index": 0
}
]
]
},
"Filter todo": {
"main": [
[
{
"node": "Filter not checked todos",
"type": "main",
"index": 0
}
]
]
},
"Slack Trigger": {
"main": [
[
{
"node": "Filter by emoji",
"type": "main",
"index": 0
}
]
]
},
"Filter by emoji": {
"main": [
[
{
"node": "Get reacted message",
"type": "main",
"index": 0
}
]
]
},
"Schedule Trigger": {
"main": [
[
{
"node": "Get all todos from Notion",
"type": "main",
"index": 0
}
]
]
},
"Get reacted message": {
"main": [
[
{
"node": "Added message to Notion",
"type": "main",
"index": 0
}
]
]
},
"Filter not checked todos": {
"main": [
[
{
"node": "Aggregate",
"type": "main",
"index": 0
}
]
]
},
"Get all todos from Notion": {
"main": [
[
{
"node": "Filter todo",
"type": "main",
"index": 0
}
]
]
}
}
}
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About this workflow
This n8n workflow turns Slack messages into actionable Notion todos — using nothing more than a simple emoji reaction.
Source: https://n8n.io/workflows/9009/ — original creator credit. Request a take-down →
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