The 2026 Startup Battlefield Top 20: From organs to orbit and everything in between

Audit SSL certificate expiry and email providers for a list of domains in Python

I built this actor; it's a paid tool on Apify with a free trial credit. Expired certificates still take sites down, and the usual reason is boring: the domain was on nobody's list.

• Python tool audits SSL certificate expiry and email providers
• 46 domains analyzed on September 24, 2026
• 12 domains with certificates expiring within 90 days

3h ago ·dev.to

Our biggest event of the year is coming next week

3h ago ·techcrunch.com

Save 50% on a second ticket

3h ago ·techcrunch.com

When the Smart Contract Works, but the Payment Is Wrong: A Collusion Attack in MealForward (Part 1)

Recently, I've been working on MealForward , a community meal voucher project built for the Monad Hackathon. The idea is straightforward: donors deposit funds into an on-chain escrow contract…

• MealForward system distributes vouchers via escrow contract
• Incorrect payment possible if smart contract functions correctly
• Investigation explores collusion attacks and trust assumptions

3h ago ·dev.to

My URL-to-Markdown converter turned a paywalled article into free text — and I had to decide if that was a bug

I built a URL-to-Markdown API that fetches any web page and returns the main content as clean, LLM-ready Markdown. The readability extraction worked exactly as designed: strip nav, ads, sidebars, keep…

• Paywalled article fully converted into clean Markdown
• Server-side factors determine paywall existence, not authentication
• Author created toggle for raw vs readability modes in converter

3h ago ·dev.to