SDK in 5 lines
Drop-in for JS, React, Swift, Kotlin, Python, Go. Auto-capture pageviews and clicks, instrument custom events when ready.
// install
import { stackly } from '@stackly/web'
stackly.init({ key: 'sk_live_…' })
stackly.track('signup', { plan: 'pro' })
SQL on raw events
No black-box "metrics layer". Write Postgres-compatible SQL on your event stream. Save, share, embed.
SELECT day, COUNT(DISTINCT user_id)
FROM events
WHERE name = 'checkout_completed'
GROUP BY day ORDER BY day DESC
Real-time funnels
Conversion drop-offs visualised under 200ms. Filter by cohort, device, plan, country.
Anomaly alerts
ML watches your KPI for unusual dips. Slack, email, PagerDuty — no chart-watching marathon.
EU / US data residency
GDPR & SOC 2 Type II. Self-host on your VPC if you need air-gap.
AI Copilot · new
Ask in English. Get SQL back.
"Show me weekly churn for paid users in Germany" — get a runnable query, a chart, and a CSV. Built on the same models you use in Cursor.