Cloud connection
How to connect Cloudflare R2
Each R2 connection is one bucket. You need Name, Bucket Name, Public R2 URL, Account ID, Access Key ID, and Secret Access Key.
You can save multiple named Cloudflare R2 accounts. Credentials stay in workspace secret storage and are never shown after save.
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Create a bucket and public URL
Create a bucket. In bucket settings, enable a public r2.dev URL (or custom domain) and copy it.
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Create an R2 API token
Manage R2 API Tokens → Create API Token with Object Read & Write. Copy Access Key ID and Secret Access Key.
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Copy Account ID
Account ID is shown on the Cloudflare account overview (32 hex characters).
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Paste into EntityStacks and save
Fill every field, then save. Add another connection for a second bucket or account.
Fields EntityStacks saves
Bucket, Public URL, Account ID, Access Key, Secret
Create an R2 API token with Object Read & Write. Account ID is on the Cloudflare overview. Public URL comes from R2 bucket settings.
https://<ACCOUNT_ID>.r2.cloudflarestorage.com