E-commerce price and stock extractor, published on the Apify Store (async Python, httpx + BeautifulSoup). Give it product or category URLs and it returns title, price, currency, availability, SKU and link. It reads schema.org (https://schema.org) JSON-LD first and falls back to common product card selectors. Each record says which method produced it. https://apify.com/thanh81646/apify-ecommerce-price-and-stock-monitor
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Discord membership bot (Node.js, discord.js). Gives a paid role to members with an active Stripe, Whop or Zapier/Make subscription and removes it when the paid period ends. Canceled members keep access until the end of what they paid for. It also posts new Shopify orders into a channel without customer contact details. 57 offline tests, demo mode without a Discord token. Code: https://github.com/Tthanh2k6/discord-membership-bot
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Offline tools for small businesses: 9 single-page tools that run in the browser with no server and no sign-up, for jobs like fleet fuel reconciliation and accounts receivable aging. Data stays on the user's computer. Live demo: https://tthanh2k6.github.io/vn-sme-offline-tools/
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Offline fuel receipt OCR to Excel (Python, PaddleOCR). It reads photos of Vietnamese fuel receipts into a spreadsheet and flags rows where liters x unit price doesn't match the total. Tested on 6 synthetic receipts so far. Write-up: https://dev.to/tthanh2k6/offline-vietnamese-fuel-receipt-ocr-in-python-and-the-apostrophe-bug-that-zeroed-three-fields-8n5
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