An honest look at the most popular database extensions for VS Code, Cursor, and Windsurf — and what each one actually gives you for free.
| Feature | GudDB | DBCode | Database Client | SQLTools |
|---|---|---|---|---|
| Price | Free | Free corePro from $4/mo | Free tierPremium unlocks basics | Freeopen source |
| Inline cell editing | ✓ Free | Paid (Pro) | ✓ | — |
| Export CSV / JSON / SQL | ✓ Free | ✓ | Paid (Premium) | PartialCSV/JSON |
| Unlimited connections | ✓ Free | ✓ | Paid (Premium) | ✓ |
| SSH tunnel | ✓ Free | ✓ | ✓ | — |
| MongoDB support | ✓ Browse + edit | ✓ | ✓ | — |
| ClickHouse & ElasticSearch | ✓ | ✓ | ES only | Via drivers |
| AI SQL generation | ✓ FreeCopilot or Claude key | Mixedchat free, inline paid | — | — |
| Query history | ✓ Free | ✓ | ✓ | ✓ |
| Works in Cursor / Windsurfvia Open VSX | ✓ | ✓ | ✓ | ✓ |
| ERD / schema diagrams | Coming soon | ✓ | — | — |
Based on each product's publicly listed features and pricing as of July 2026. Spotted something out of date? Let us know and we'll fix it.
Inline editing, exports, SSH tunnels, and 9 databases — no paywall on the basics, ever.