#whose
3 discoveries · Hand-picked discoveries from the open web, newest first.
-
Show HN: Lampka – a Windows PDF reader whose dark mode keeps figures in colour
A PDF reader for long documents, free to read with. Citation previews, split view, read aloud, highlights, notes, and dark pages that keep pictures in colour.
Show HN · EN
-
Show HN: Trading calculators whose answers can be checked by hand
Free, instant trading calculators across options, forex, risk and statistics, prediction markets, on-chain safety, and crypto futures with live prices from 17 exchanges, plus a free API & MCP server for AI agents. No signup.
Show HN · EN
-
How to help someone whose thinking seems delusional
If their beliefs appear strange and fixed, you don’t need to prove them wrong. A clinical psychologist shows a gentler way - by Laura Yoviene Sykes Read on Psyche
Psyche · EN