You’re viewing the 2026-08-15 issue, not the current issue. Go to the current issue: 2026-09-09

Featured in Domain Arrivals · 2026-08-15

SendKey, for secrets with one chance to exist

sendkey.xyz ↗ · Developer Corner · score 84.0
Open: public page gives enough substance to understand the site $Paid: pricing, booking, ecommerce, subscription, or paid access is visible ADAds: visible ad load or ad-supported content Pretty: notable design, copy, craft, or presentation Pro: polished, finished-feeling, serious, or operationally mature Niche: specific audience, workflow, or unusually focused use case Human: personal, local, community, civic, handmade, or real-person signal !Suspicious: scammy, spammy, trust theater, finance fog, or credibility concern

An open-source, zero-knowledge tool that turns passwords, API keys, and small files into one-time encrypted links.

Why it surfaced

SendKey encrypts in the browser, keeps the decryption key in the URL fragment, and burns the secret after its allowed number of views. It also offers an “ask for a secret” mode, a command-line client, and a small Go codebase intended to be audited or self-hosted.

The Two-Tonne Temperature Problem

August 15’s newborn domains include a live-aboard hydrogen airship with a two-tonne lift problem, a Japanese toolbox that explains its assumptions, an advisory-by-advisory Hawaiʻi hurricane archive, and a wedding-gift game about ungrateful poultry.

This is one of 1,000 discoveries in the 2026-08-15 Domain Arrivals issue.