Domain Arrivals
You’re viewing the 2026-08-16 issue, not the current issue. Go to the current issue: 2026-10-21

Featured in Domain Arrivals · 2026-08-16

CourseTag: portable courseware in plain documents

coursetag.org ↗ · Developer Corner · score 82.0
○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

CourseTag is an open, vendor-neutral syntax for writing structured courses in Word or Google Docs and converting them into formats such as SCORM, HTML, or xAPI.

Why it surfaced

The standard separates course content from the software that renders it: authors tag ordinary documents, while compatible tools parse modules, knowledge checks, flip cards, and callouts. Its examples are unusually concrete, and the specification is explicitly free to implement without registration.

Read the complete issue Observed source ↗

Continue into the edition

The 240-Material Organ

August 16’s newborn domains include a 240-material perfume organ, a repeatedly saved JPEG cat, a ski tracker designed by a 15-year-old, and a searchable page claiming to contain 148,303 prescription records.

This is one of 1,000 discoveries in the 2026-08-16 Domain Arrivals issue.

Explore the complete issue Browse Developer Corner

More from Developer Corner

Three more arrivals

Laplace, the Pokémon bot that searches eight possible worlds trylaplaceai.com

Laplace is an open-source Pokémon Showdown AI that plays Gen 9 Random Battle using determinized Monte-Carlo Tree Search.

 Claimset, the stale-citation detector claimset.org

Claimset is an open format and command-line verifier for checking whether published claims still match their cited sources.

 Observability Arena Puts Agent-Observability APIs Through Their Paces agent-otel.tech

An executable benchmark ranks five OTEL-based agent-observability platforms by how effectively their read APIs return trace data.