








The Real Reason that Substack is Collapsing
The Subscription Model Has Maxed Out

You Should Probably Leave Substack
You should probably leave Substack. Here’s why and how.
Robustness of Practical Perceptual Hashing Algorithms to...
Perceptual hashing algorithms (PHAs) are widely used for identifying illegal online content and are thus integral to various sensitive applications. However, due to their hasty deployment in...

Found out we were leaking user session tokens into logs
362 votes, 55 comments. I was reviewing logs for a separate bug and noticed a few long strings that looked too random to be normal. Turned out they…
Some new Sill features - Euphonos
Launching tagged bookmarks, more link metadata, and a rearchitecture
Blob store design challenges
It's just hashed data, what's so complex about a blob store anyway?
"Save for Later" Has No Later
"Save for Later" Has No Later
Random Hash Generator - BenNadel.com
The following hashes are generated from 300-bytes of random input using the "sha1prng" algorithm.
Substack tries to be too clever with its daringfireball.net/2026/05/what_is_a_dickover and even basic HTML and images. It means that a blog on Substack is unlikely to be indexed properly by the Wayback Machine. A real problem considering how much writing is on Substack.
@margin.at interop just dropped in Semble 🤝 Your Margin bookmarks now show up directly on Semble ✅ The Atmosphere has no walled gardens 🌻 Happy cross-pollination 🐝 More details on how it works below 👇
Death to Substack? Yes, its time. No more excuses 🫵🏽 We've been working on migration tools for the last couple months. Promising a few of…
Substack Hostility (by 𝕮) — Semble

Former Substack creators say they’re earning more on new platforms that offer larger shares of subscription revenue
Why is Naomi Klein Funding Substack’s Hate Machine?

We're Leaving Substack for Beehiiv

Writers are fleeing the Substack Tax