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Dioptra

A browser for website migrations: see a site on its new server before DNS changes, compare it with the live site and spot the differences. macOS and Linux.

Description excerpted from the original listing, which is linked below.

Open it Source code

Facts

Published: 29 Sep 2026 (19d ago)
Medium: web
Language: English (the page says so itself)
First seen: 30 Sep 2026, 10:33 UTC

Built with

Claude Code: confirmed
the agent's own trailer in the repository's commit history

What we can see

100 hygiene score

Certificate issued by WE1, 65 days remaining
Cookie attributes no cookies set
Credentials and payment does not ask for either
Strict transport security set
Served over HTTPS
Mail authentication sender policy only
No insecure resources
Redirects none
Security headers 5 of 5 set, policy permits inline or evaluated script
Third-party origins 2
Transport security TLS 1.3

Observed 30 Sep 2026 by fetching the page as a browser would. This describes hygiene and transparency, not safety: a missing header does not make a site dangerous, and a complete set does not make it trustworthy.

Made this?

Show it on your own site or README. It links back to this page.

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For a web page

<a href="https://bitsexplorer.com/i/1190764/dioptra"><img src="https://bitsexplorer.com/badge/1190764.svg" alt="Featured on BitsExplorer" height="22"></a>

For a README (Markdown)

[![Featured on BitsExplorer](https://bitsexplorer.com/badge/1190764.svg)](https://bitsexplorer.com/i/1190764/dioptra)

Changes we have seen

30 Sep 2026 first indexed

Dioptra

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