The help is written in the form of a FAQ list. It is clustered into several sections. It is focused on the CTAN portal and not on its contents.

Communication

• Where can I get help on TeX, LaTeX, and friends?
• Where can I report problems or request features for packages on CTAN?
• How can I contact the authors of a package?
• Where can I give feedback on the CTAN portal?
• Where can I request features for the portal?

Download

• How can I download a package?
• How can I select a certain mirror to download a package?

Packages

• Which readme file is displayed in the CTAN browser directly?
• Which markdown syntax is recognized for the readme files?
• Where can I preview readme files?
• Which teaser images for packages or topics are used?
• How should I reference packages on CTAN?

Contribute

• How can I upload a package?
• How can I see what has been uploaded to CTAN?
• How can I submit modifications to a package?
• How can I take authorship of a package?
• How can I donate to CTAN?

Browsers

• Which browsers are supported by the CTAN site?

Skins

• Do the share links impair my privacy?
• How can I get rid of these HTMLified TeX logos?
• How can I get rid of those strange characters after cut and paste?
• How can I get rid of the varying appearance of the pages?

Structured Access by Programs

• How can I get package data into a program?
• Is there a API to upload a package?

This is version 2.11.2 of the CTAN portal. For more details see:

• Change log 2.11
• Change log 2.10
• Change log 2.9
• Change log 2.8
• Change log 2.7
• Change log 2.6
• Change log 2.5
• Change log 2.4
• Change log 2.3
• Change log 2.2
• Change log 2.1
• Change log 2.0
• Change log 1.6
• Change log 1.5
• Change log 1.4
• Change log 1.3
• Change log 1.2
• Change log 1.0