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Extended CE: Environment Variables
yu-i-i edited this page Feb 3, 2026
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In addition to the environment variables used in upstream Overleaf Server CE, the following variables has been added in Extended CE:
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MAX_UPLOAD_SIZE- Specifies the maximum size of an uploaded project or file, in MB. The default value is 50 MB.
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OVERLEAF_EMAIL_SMTP_PASS_FILE- Used to provide the email password from a file rather than directly via the environment variable
OVERLEAF_EMAIL_SMTP_PASS. Useful when used with Docker Compose secrets.
- Used to provide the email password from a file rather than directly via the environment variable