Top Tools from Apr 21–27, 2026

  1. Three-button hardware keypad for Mac that auto-swaps its actions based on the foreground app — GitHub shortcuts in your editor, mute toggles in Zoom
    Product Hunt discussion Hardware 588 pts
  2. Open-source Bloomberg Terminal alternative in C++20 with 100+ data connectors, CFA-grade analytics, and trading across 16 brokers
    GitHub Trending discussion Finance 10070 pts
  3. Open-source macOS-native app for managing Markdown knowledge bases, with file-system storage instead of a proprietary database
    Show HN discussion Productivity 309 pts
  4. Open-source CRM that ships an SDK for defining your data model, workflows, custom agents, and serverless functions in code through normal dev workflows
    Product Hunt discussion Productivity 367 pts
  5. Adds Postgres-style NOTIFY/LISTEN pub-sub to SQLite, so processes can subscribe to row-level changes without polling
    Show HN discussion Developer Tool 309 pts
  6. Browser-based video editor that does all rendering locally — your footage never leaves the machine
    Show HN discussion Video 298 pts
  7. Immutable container OS that live-boots from ISO and runs Docker stacks with no install or maintenance — reboot to reset
    Show HN discussion Self-Hosted 185 pts
  8. Local HTTPS proxy from the Infisical team that injects credentials into agent API calls so the agent itself never sees the secret
    Show HN discussion Security 154 pts
  9. Native macOS font manager with collection organizing, color and theme previews, and folder watching — no Electron
    Product Hunt discussion Design 174 pts
  10. Browser-based DAW where an AI agent drives Serum and iZotope Ozone VSTs to turn hummed melodies into finished tracks
    Product Hunt discussion Music 166 pts
  11. Plain-English search across your Gmail, calendar, X, and Instagram to find warm intros instead of cold-outreaching strangers
    Product Hunt discussion Productivity 164 pts
  12. Self-healing 592-line browser runtime that lets an LLM write missing code mid-task instead of following predefined recipes
    Show HN discussion AI 128 pts