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Indie developer building free, privacy-friendly web tools: BotReady (AI crawler & AI visibility checks), FormatMath (in-browser file converters) and Fee Math (marketplace fee calculators).

Ukraine Joined on Nov 13, 2026 https://botready.app/

Work

Indie developer & founder of BotReady

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Nov 13

The math behind Etsy fees: a tiny JavaScript model (and why cheap items hurt)

#javascript #ecommerce #beginners #productivity

4 min read

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Nov 13

Convert images in the browser without uploading them (Canvas, createImageBitmap and WebAssembly)

#javascript #webdev #privacy #tutorial

4 min read

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Nov 13

Can ChatGPT, Claude and Perplexity actually crawl your site? A 10-minute check

#seo #ai #webdev #tutorial

4 min read

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