Domain Arrivals
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Featured in Domain Arrivals · 2026-08-07

OffGridCalcs Sizes the Parts of an Independent Power System

offgridcalcs.com ↗ · Useful Tools · 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

A free, no-signup suite of 21 calculators for sizing off-grid solar, batteries, inverters, wiring, generators, EV charging, and system costs.

Why it surfaced

Each calculator shows its formula, assumptions, and common undersizing mistakes rather than hiding the math behind a result. The new five-step system builder goes further, producing a live system diagram and full parts list in the browser, with no email wall or quote funnel.

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A File Musicians Can Argue With

August 7’s newborn domains include editable orchestral scores with up to 33 staves, 15 years of Valencia council interventions, a dementia-friendly frame with one optional button, and a memorial golf tournament whose winner wears the Meatball Jacket.

This is one of 1,000 discoveries in the 2026-08-07 Domain Arrivals issue.

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A free browser-based 3D tool for tracing a roof, placing solar panels, and seeing how shadows move across the array throughout the day and year.

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A browser-based tool that maps rhymes by sound and syllable, analyzes pasted lyrics or tracks, and turns the result into an animated video or still.

 Rumble Draft Turns Fantasy Draft Order Into a Battle Royale rumbledraft.com

A free, no-signup tool simulates a wrestling-style rumble to determine a fantasy league's draft order.