Domain Arrivals
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Featured in Domain Arrivals · 2026-08-14

DeepSeek Harness: Everything Is a Plugin

harness.vin ↗ · 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 AI agent framework that assembles models, tools, sessions, sandboxes, storage, scheduling, and UI from interchangeable plugins.

Why it surfaced

DeepSeek Harness treats the agent runtime as a configurable ecosystem rather than a fixed application. Its developer preview includes standard, PTC, minimal, and “creation” modes, while append-only trajectory logs make prompts, tool calls, context injection, and sub-agent activity available for recovery and replay.

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The Largest Cat Has No Number

August 14’s newborn domains include an unnumbered giant among thirteen catalogued glossy cats, a shareable Visual Snow Syndrome simulator, two independent Colombian relief directories, and a snail farm with races, courtship, and its own Gazette.

This is one of 1,000 discoveries in the 2026-08-14 Domain Arrivals issue.

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 Spool2PDF keeps legacy printouts on the grid spool2pdf.com

An HTTP API that converts spool files and fixed-width line-printer output into precisely aligned PDFs.

 DC34: The Badge Genetics Terminal dc34sim.com

An interactive population-genetics simulator that evolves 10,000 badge-like individuals across nine genetic loci.