Learn Supabase Storage Fundamentals with n8n
Learn Supabase Storage Fundamentals with n8n This template demonstrates how to integrate Supabase Storage with n8n for uploading, fetching, generating temporary signed URLs, and listing files. It’s a beginner-friendly workflow that helps you understand how to connect Supabase’s storage API with n8n automation. Who it’s for Developers and teams new to Supabase who want a hands-on learning workflow. Anyone looking to automate file uploads and retrieval from Supabase Storage. Educators or technical teams teaching Supabase fundamentals with practical demos. How it works Upload File – A user uploads a file through an n8n form, which gets stored in a Supabase storage bucket. Fetch File – Retrieve files by providing their filename. Temporary Access – Generate signed URLs with custom expiry for secure file sharing. List Objects – View all stored files in the chosen Supabase bucket. How to set up Create a Supabase account and set up a project. Create a bucket in Supabase (e.g., test-n8n). Get your Project URL and Anon Key from Supabase. In n8n, create a Supabase API Credential using your keys. Import this workflow and connect it with your credentials. Run the forms to test file upload, retrieval, and listing. Requirements A Supabase project with storage enabled. A configured Supabase API Credential in n8n. Customization Change the bucket name (test-n8n) to your own. Adjust signed URL expiry times for temporary file access. Replace Supabase with another S3-compatible storage if needed. Extend the workflow with notifications (Slack, Email) after file upload. 📝 Lessons Included Lesson 1** – Upload file to Supabase storage. Lesson 2** – Fetch file from storage. Lesson 3** – Create a temporary signed document with expiry. Lesson 4** – List all items in Supabase storage. 🔑 Prerequisites Supabase account + project. Project URL and API Key (Anon). Bucket created in Supabase. Policy created to allow read/write access. n8n with Supabase API credentials configured. An n8n automation workflow template by Alok Kumar.
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