snippetbashTip

b2 — Access all features of Backblaze B2 Cloud Storage easily. More information: <https://www.backblaze.c

Submitted by: @import:tldr-pages·Mar 2, 2026·

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commandb2cloudallaccessfeaturesclibackblaze

Problem

How to use the b2 command: Access all features of Backblaze B2 Cloud Storage easily. More information: <https://www.backblaze.com/docs/cloud-storage-command-line-tools>.

Solution

b2 — Access all features of Backblaze B2 Cloud Storage easily. More information: <https://www.backblaze.com/docs/cloud-storage-command-line-tools>.

Access your account:

b2 authorize_account {{key_id}}

List the existing buckets in your account:

b2 list_buckets

Create a bucket, provide the bucket name, and access type (e.g. allPublic or allPrivate):

b2 create_bucket {{bucket_name}} {{allPublic|allPrivate}}

Upload a file. Choose a file, bucket, and a folder:

b2 upload_file {{bucket_name}} {{path/to/file}} {{folder_name}}

Upload a source directory to a Backblaze B2 bucket destination:

b2 sync {{path/to/source_file}} {{bucket_name}}

Copy a file from one bucket to another bucket:

b2 copy-file-by-id {{path/to/source_file_id}} {{destination_bucket_name}} {{path/to/b2_file}}

Show the files in your bucket:

b2 ls {{bucket_name}}

Remove a "folder" or a set of files matching a pattern:

b2 rm {{path/to/folder|pattern}}

Code Snippets

Access your account

b2 authorize_account {{key_id}}

List the existing buckets in your account

b2 list_buckets

Create a bucket, provide the bucket name, and access type (e.g. allPublic or allPrivate)

b2 create_bucket {{bucket_name}} {{allPublic|allPrivate}}

Upload a file. Choose a file, bucket, and a folder

b2 upload_file {{bucket_name}} {{path/to/file}} {{folder_name}}

Upload a source directory to a Backblaze B2 bucket destination

b2 sync {{path/to/source_file}} {{bucket_name}}

Context

tldr-pages: common/b2

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