RepoRanker vs Double Holo

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

RepoRanker compared with Double Holo
Detail	RepoRanker	Double Holo
What it does	A public board of open-source GitHub repositories where positions are bought, not voted on	Pokemon card marketplace with live prices, card scanner, and 4.9% seller fees
Stage	Startup	Startup
Founded	2025	2025
Based in	Not given	US
Pricing model	Freemium	Freemium
Pricing	Free to list and appear on the board. Paid placement starts at $3 minimum. Rank among paid placements is determined by total dollars spent; to pass the repo above you, spend more than its total. No subscription or renewal.	Marketplace: 4.9% seller fee on sales. Premium subscriptions: Smart Collector $8.99/month or $54.99/year; Serious Collector $19.99/month or $169.99/year. Free card scanner app. All annual plans include 3-day free trial.
Key features	Free listing for any public GitHub repository Paid placement starting at $3 Rank determined by total dollars spent Position holds until outbid Transparent pricing displayed on every row No subscription or renewal required Public API with placement and funding data GitHub sign-in authentication Written reviews by developers Browse by programming language and project type	Live market prices for raw and graded Pokemon cards Grading ROI analysis comparing PSA, BGS, CGC, and TAG AI Card Picks for buy, sell, and hold recommendations Market alerts scanning 24/7 for underpriced cards and price spikes Advanced charting tools with RSI, MACD, and Bollinger Bands Pack expected value calculator for sealed products Social media sentiment analysis on Pokemon cards Slab Insights showing sales distribution and market range Collection tracker with portfolio value updates in real-time
What makes it different	All prices are public and printed on every row, with no hidden algorithm Owners must verify their GitHub account to buy placement; no buying for others' repos No subscription model; pay once and defend your rank by spending the difference Placement funding sources are disclosed on board and API	Lowest marketplace fees at 4.9% seller fee versus 13.25% on eBay and 10.75% on TCGplayer Fastest Pokemon card scanner app at under 0.1 seconds per scan Real-time prices from 177,537 active collectors and marketplace data Grading ROI calculator simulates worst, average, and best case outcomes with Monte Carlo analysis Vendor tools including inventory management, automated repricing, and eBay/Shopify sync
Pays/accepts crypto	Not given	Not given
Instant seller payouts	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	26 +5 (up) since last check	46 no change since last check
Trust Flow (Majestic)	6	5
Citation Flow (Majestic)	21	18
Referring domains (Majestic)	29	64

7 details filled in for both companies.

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