tethered

tethered

Decide which servers your Python code can talk to

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Dependencies and AI-written code can open connections you never meant them to. tethered checks each one made through Python's socket layer against your allow list, before it opens. One function call, zero dependencies, no proxy.

tethered

Launch date
tethered 1.0
tethered 1.0A firewall inside your Python app, in one line

Launched on October 29th, 2026

tethered
tetheredYour app's network firewall — in one function call.

Launched on March 3rd, 2026