File hosting: how to share PDFs and other files from your research (free and anonymous)

This page summarizes the projects mentioned and recommended in the original post on

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  • Appwrite - The Open Source Firebase alternative introduces iOS support
  • SonarQube - Static code analysis for 29 languages.
  • Scout APM - Less time debugging, more time building
  • CryptPad

    Collaboration suite, end-to-end encrypted and open-source. : Free, totally anonymous. (End-to-end encrypted, for those of you know know what that means.) It's made in France by the Cryptpad Foundation and is mostly funded by the Mozilla Foundation.

NOTE: The number of mentions on this list indicates mentions on common posts plus user suggested alternatives. Hence, a higher number means a more popular project.

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