The workflow JSON
Copy or download the full n8n JSON below. Paste it into a new n8n workflow, add your credentials, activate. Full import guide →
{
"name": "PostStack: Blog RSS \u2192 posty social media",
"nodes": [
{
"id": "sticky-overview",
"name": "Overview",
"type": "n8n-nodes-base.stickyNote",
"typeVersion": 1,
"position": [
-760,
-400
],
"parameters": {
"color": 1,
"width": 720,
"height": 440,
"content": "## Publikuj nowe wpisy z bloga (RSS) w social mediach automatycznie, przez PostStacka\n\n### Jak to dzia\u0142a\nGdy Tw\u00f3j blog (albo dowolny feed RSS/Atom) opublikuje nowy artyku\u0142, ten workflow buduje post z jego tytu\u0142u, zajawki i linku, a potem publikuje go przez [PostStacka](https://poststack.techskills.academy) - self-hostowan\u0105 platform\u0119 publikacji i automatyzacji social media - na ka\u017cdy wskazany kana\u0142: Facebook, Instagram, YouTube i inne, jednym API. Trigger feedu sam deduplikuje, wi\u0119c ka\u017cdy artyku\u0142 wychodzi dok\u0142adnie raz. Bez Buffera, bez podatku Zapiera - Tw\u00f3j blog promuje si\u0119 sam, z Twojej infrastruktury.\n\n### Konfiguracja\n1. W PostStacku utw\u00f3rz klucz API (**Settings \u2192 API keys**). Dost\u0119p API to funkcja PostStack Pro.\n2. Skopiuj id kana\u0142\u00f3w, na kt\u00f3re chcesz publikowa\u0107, z **Channels** (albo `GET /api/v1/channels`).\n3. Uzupe\u0142nij **Configuration (EDIT ME)**: adres PostStacka, klucz API, id kana\u0142\u00f3w po przecinku i zapasowy URL obrazka (wi\u0119kszo\u015b\u0107 platform wymaga media; obrazek z feedu wygrywa, gdy jest).\n4. Wska\u017c w **New Feed Item** URL swojego feedu i aktywuj.\n\n### Mo\u017cliwo\u015bci modyfikacji\nEdytuj **Build Caption**, \u017ceby zmieni\u0107 format posta (domy\u015blnie tytu\u0142 + zajawka + link). Chcesz zajawk\u0119 pisan\u0105 przez AI w Twoim brand voice? Wstaw node OpenAI mi\u0119dzy **Build Caption** a **Get Channels** - dok\u0142adny wzorzec znajdziesz w szablonie \"AI Social Media Manager\" PostStacka."
}
},
{
"id": "sticky-feed",
"name": "Section: Catch the Article",
"type": "n8n-nodes-base.stickyNote",
"typeVersion": 1,
"position": [
-760,
340
],
"parameters": {
"color": 7,
"width": 820,
"height": 220,
"content": "## Z\u0142apanie artyku\u0142u\nOdpala si\u0119 raz na nowy element feedu i zamienia go w gotowy caption."
}
},
{
"id": "sticky-publish",
"name": "Section: Publish via PostStack",
"type": "n8n-nodes-base.stickyNote",
"typeVersion": 1,
"position": [
440,
340
],
"parameters": {
"color": 7,
"width": 1420,
"height": 220,
"content": "## Publikacja przez PostStacka\nRozwi\u0105zuje Twoje kana\u0142y, tworzy jeden post na kana\u0142 i publikuje ka\u017cdy - wszystko przez REST API PostStacka."
}
},
{
"id": "trigger-1",
"name": "New Feed Item",
"type": "n8n-nodes-base.rssFeedReadTrigger",
"typeVersion": 1,
"position": [
-700,
400
],
"parameters": {
"feedUrl": "https://your-blog.example.com/rss.xml",
"pollTimes": {
"item": [
{
"mode": "everyHour"
}
]
}
},
"notes": "Point at your blog's RSS/Atom feed. The trigger remembers seen items - each article fires exactly once."
},
{
"id": "config-1",
"name": "Configuration (EDIT ME)",
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
-400,
400
],
"parameters": {
"assignments": {
"assignments": [
{
"id": "a1",
"name": "postStackUrl",
"value": "https://your-poststack.example.com",
"type": "string"
},
{
"id": "a2",
"name": "apiKey",
"value": "rs_live_your-api-key",
"type": "string"
},
{
"id": "a3",
"name": "channelIds",
"value": "channel-uuid-1, channel-uuid-2",
"type": "string"
},
{
"id": "a4",
"name": "imageUrl",
"value": "https://example.com/your-brand-card.png",
"type": "string"
}
]
},
"includeOtherFields": true,
"options": {
"stripBinary": false
}
},
"notes": "channelIds: comma-separated ids from PostStack -> Channels. imageUrl: fallback image - most platforms require media on a post."
},
{
"id": "caption-1",
"name": "Build Caption",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
-100,
400
],
"parameters": {
"jsCode": "const item = $('New Feed Item').first().json;\nconst config = $('Configuration (EDIT ME)').first().json;\n\nconst title = String(item.title || '').trim();\nif (!title) throw new Error('Feed item has no title');\nconst snippet = String(item.contentSnippet || '').trim().slice(0, 200);\nconst link = String(item.link || '').trim();\n\nconst caption = [title, snippet, link].filter(Boolean).join('\\n\\n');\n\n// Prefer the article's own image (enclosure / media tags), fall back to the configured brand card.\nconst enclosure = item.enclosure && item.enclosure.url ? item.enclosure.url : null;\nconst picture = enclosure || item['media:content'] || item['ht:picture'] || null;\n\nreturn [{ json: { caption, hashtags: '', picture } }];"
},
"notes": "Post format lives here: title + snippet + link. Trim or extend to taste."
},
{
"id": "channels-1",
"name": "Get Channels",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
500,
400
],
"parameters": {
"method": "GET",
"url": "={{ $('Configuration (EDIT ME)').item.json.postStackUrl }}/api/v1/channels",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "Authorization",
"value": "={{ 'Bearer ' + $('Configuration (EDIT ME)').item.json.apiKey }}"
}
]
},
"options": {
"timeout": 30000
}
}
},
{
"id": "plan-1",
"name": "Build Posts per Channel",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
800,
400
],
"parameters": {
"jsCode": "const config = $('Configuration (EDIT ME)').first().json;\nconst draft = $('Build Caption').first().json;\nconst channels = $input.first().json.data || [];\n\nconst baseUrl = String(config.postStackUrl || '').replace(/\\/+$/, '');\nconst wanted = String(config.channelIds || '').split(',').map((s) => s.trim()).filter(Boolean);\nif (!wanted.length) throw new Error('channelIds in Configuration is empty');\n\nconst byId = new Map(channels.map((c) => [c.id, c]));\nreturn wanted.map((id) => {\n const channel = byId.get(id);\n if (!channel) throw new Error(`Channel ${id} not found in PostStack - check channelIds`);\n return { json: {\n channelId: channel.id,\n platform: channel.platform,\n channelName: channel.display_name,\n caption: draft.caption,\n hashtags: draft.hashtags,\n imageUrl: draft.picture || config.imageUrl,\n createUrl: `${baseUrl}/api/v1/posts`,\n } };\n});"
},
"notes": "One output item per target channel, with the platform resolved from the PostStack API."
},
{
"id": "create-1",
"name": "Create Post in PostStack",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
1100,
400
],
"parameters": {
"method": "POST",
"url": "={{ $json.createUrl }}",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "Authorization",
"value": "={{ 'Bearer ' + $('Configuration (EDIT ME)').item.json.apiKey }}"
},
{
"name": "Content-Type",
"value": "application/json"
}
]
},
"sendBody": true,
"specifyBody": "json",
"jsonBody": "={{ JSON.stringify({ platform: $json.platform, description: $json.caption, hashtags: $json.hashtags, mediaUrl: $json.imageUrl }) }}",
"options": {
"timeout": 60000
}
}
},
{
"id": "prep-1",
"name": "Prepare Publish",
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
1400,
400
],
"parameters": {
"jsCode": "const config = $('Configuration (EDIT ME)').first().json;\nconst baseUrl = String(config.postStackUrl || '').replace(/\\/+$/, '');\n\nreturn $input.all().map((item, i) => {\n const postId = item.json.data && item.json.data.id;\n if (!postId) throw new Error('Post creation did not return an id');\n const plan = $('Build Posts per Channel').all()[i].json;\n return { json: {\n publishUrl: `${baseUrl}/api/v1/posts/${postId}/publish`,\n channelId: plan.channelId,\n channelName: plan.channelName,\n } };\n});"
},
"notes": "Pairs each created post with its target channel. URLs built here - n8n template validation dislikes multi-part expressions in URL fields."
},
{
"id": "publish-1",
"name": "Publish Now",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
1700,
400
],
"parameters": {
"method": "POST",
"url": "={{ $json.publishUrl }}",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "Authorization",
"value": "={{ 'Bearer ' + $('Configuration (EDIT ME)').item.json.apiKey }}"
},
{
"name": "Content-Type",
"value": "application/json"
}
]
},
"sendBody": true,
"specifyBody": "json",
"jsonBody": "={{ JSON.stringify({ channelId: $json.channelId, when: 'now' }) }}",
"options": {
"timeout": 60000
}
},
"notes": "Change when to an ISO timestamp to schedule instead of publishing immediately. Pair with the post-alerts workflow to get notified about the outcome."
}
],
"connections": {
"New Feed Item": {
"main": [
[
{
"node": "Configuration (EDIT ME)",
"type": "main",
"index": 0
}
]
]
},
"Configuration (EDIT ME)": {
"main": [
[
{
"node": "Build Caption",
"type": "main",
"index": 0
}
]
]
},
"Build Caption": {
"main": [
[
{
"node": "Get Channels",
"type": "main",
"index": 0
}
]
]
},
"Get Channels": {
"main": [
[
{
"node": "Build Posts per Channel",
"type": "main",
"index": 0
}
]
]
},
"Build Posts per Channel": {
"main": [
[
{
"node": "Create Post in PostStack",
"type": "main",
"index": 0
}
]
]
},
"Create Post in PostStack": {
"main": [
[
{
"node": "Prepare Publish",
"type": "main",
"index": 0
}
]
]
},
"Prepare Publish": {
"main": [
[
{
"node": "Publish Now",
"type": "main",
"index": 0
}
]
]
}
},
"settings": {
"executionOrder": "v1"
},
"meta": {
"templateCredsSetupCompleted": true
}
}
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About this workflow
PostStack: Blog RSS → posty social media. Uses rssFeedReadTrigger, httpRequest. Event-driven trigger; 11 nodes.
Source: https://github.com/jurczykpawel/poststack/blob/2db876898a7cd87f3816a2fc6611f850d8f5c541/examples/n8n/blog-rss-to-social-PL.json — original creator credit. Request a take-down →
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