Handpicked No-Signup Tools
Why I should...   * Remove a background "online"?
   * Write a resume "online"?
   * Create an E-mail signature "online"?[1]
   * Create a profile picture "online"?
   * ...

Operating systems are happily executing programs on your computer, quick, autonomous and reliable. The first in the list which makes sense is Jitsi.Here some personal recommendations:    * Use GIMP or KRITA
    * Use LibreOffice or Latex with moderncv[2] (We're on hackernews, right?)
    * Use your E-Mail application and plaintext!
    * Again GIMP or use included tools of the application or network (Signal and other provide it)
    * For polls you can use often included features of messengers (e.g. reactions in Signal) or non-commercial sites [3]

[1] Please use plaintext[2] https://github.com/moderncv/moderncv[3] https://terminplaner4.dfn.de