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Do_not_track

Hacker News · May 2, 2026, 5:40 PM

Key takeaways

  • Many CLI tools, SDKs, and frameworks collect telemetry data by default.
  • A single, standard environment variable that clearly and unambiguously expresses a user's wish to opt out of any of the following:
  • Add the line above to your shell configuration file so it applies to all your terminal sessions:

Many CLI tools, SDKs, and frameworks collect telemetry data by default. Each one has its own way to opt out:

You get the idea. There are too many, and they are all different.

A single, standard environment variable that clearly and unambiguously expresses a user's wish to opt out of any of the following:

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