Alpaca - Open links from Slack via desktop apps: Notion, Spotify, Zoom, Miro, Telegram, Airtable, Figma and VK.
Robinhood - Free stock trading service.
hapi.js - Server Framework for Node.js
Matador - Free investing + Social feed of trades + 2.5% on your cash
paaid - Simple stock tracking for everyone
Autocode - Build app-to-app API workflows with automatic codegen