You're looking at StableBuild's Deleted PyPI mirror - where we index all deleted packages from the Python package registry.

airbyte
1.28.0

This version was deleted from PyPI around 2024-02-16. Installing fails with:
$ pip3 install airbyte==1.28.0 ERROR: Could not find a version that satisfies the requirement airbyte==1.28.0
View other deleted versions of airbyte

Install through StableBuild

You can install this package from StableBuild's PyPI snapshots from before the version was deleted:
pip3 install \ -i https://YOUR_API_KEY.pypimirror.stablebuild.com/2024-02-15/ \ airbyte==1.28.0
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Or, download files manually

And install manually via pip:
airbyte-1.28.0-py3-none-any.whl (341.6KB)
airbyte-1.28.0.tar.gz (138.4KB)