Ebook to audiobook converter using MiniMax and FFmpeg

by Jay Emp0 ✓ · 965 views · created 2025-10-20 · Content Creation, Multimodal AI

What this workflow does

This workflow has 14 nodes and runs when someone submits an n8n form (“Ebook to Audiobook”). Along the way it connects Google Drive. It also calls api.replicate.com over HTTP.

How it runs

Trigger: When someone submits an n8n form (“Ebook to Audiobook”).

1. EXTRACT TEXT (Extract from File): extracts data from a file (pdf)
2. SPLITS THE TEXT ACCORGING TO RULES (Code): runs custom JavaScript code
3. Loop Over Text chunks (5) at a time (Loop Over Items (Split in Batches)): loops over the items in batches
4. CONVERTS URL TO AUDIO FILES (HTTP Request): calls an HTTP API
5. MINIMAX TTS (HTTP Request): calls api.replicate.com (POST)
6. GIVES INDEXES TO AUDIO FILES (Code): runs custom JavaScript code
7. Wait: pauses before continuing
8. Save Audio Chucks (Read/Write Files from Disk): writes a file to disk
9. Generate `concat_list.txt` (Code): runs custom JavaScript code
10. Save concat_list (Read/Write Files from Disk): writes a file to disk

…plus 3 more steps. See the full node list below.

Services it uses

Google Drive

HTTP calls to: api.replicate.com

Before you upgrade to n8n 3.0

Nodes used (9)

• Read/Write Files from Diskn8n-nodes-base.readWriteFile
• Coden8n-nodes-base.code
• Execute Commandn8n-nodes-base.executeCommand
• n8n Form Triggern8n-nodes-base.formTrigger
• Extract from Filen8n-nodes-base.extractFromFile
• Loop Over Items (Split in Batches)n8n-nodes-base.splitInBatches
• Waitn8n-nodes-base.wait
• HTTP Requestn8n-nodes-base.httpRequest
• Google Driven8n-nodes-base.googleDrive

From the author

Ebook to Audiobook Converter ▶️ Watch Full Demo Video --- What It Does Turn any PDF ebook into a professional audiobook automatically. Upload a PDF, get an MP3 audiobook in your Google Drive. Perfect for listening to books, research papers, or documents on…

View the original on n8n.io → Check your own copy