To read PDF files on a mobile phone, try using an app called Moon+ Reader. This app allows the user to edit the font size, making it easier to read small font.
Massline.info A website dedicated to understanding the correct leadership method of the Massline, oriented around Marxist study
Massline.org A sister website of massline.org which is more focused on understanding Marxism-Leninism-Maoism
Scott H’s website A contributor to the massline websites mentioned above who is very influential to MLM students throughout the US
Kites-journal.org A journal of communist theory by Revolutionary Initiative (Canada) and Organization of Communist Revolutionaries (USA)
Bannedthought.net Resource dedicated to Revolutionary Marxist material.
Signalfire.org A news portal and archive of communist politics and parties.
Prisoncensorship.info A website from the Maoist Internationalist Ministry of Prisons (MIM), a third-worldist MLM organization. Despite being third-worldist, they have a lot of information on important topics, such as imperialism.
Monthlyreview.com A long-time running socialist magazine.
Maoist Road Blog A MLMpM blog which keeps up-to-date information and publications from MLM organizations around the world.
Redspark.nu A news website providing the latest news on MLM struggles around the world.
MLTranslations.org A website to provide documents from ML parties around the world.
Prismm.net A website for theory, history, movements and news.
Emaoism.wordpress.com A weirdly organized website with good material.
Democracyandclasstruggle.blogspot.com An old website – not active today – with plenty of good stuff.
Otto’s War Room blog A blog with some good stuff, just gotta search.