- Added a Frequentist stats engine, GrowthBook Proxy server, event webhooks, feature‑flag scheduling, SDK connections, and extensive UI enhancements (query tester, project drop‑down, deep‑linking, etc.)
- Introduced new data capabilities such as metric setting overrides, project‑scoped metrics and data sources, archivable attributes, and expanded config import/export fields
- Fixed numerous bugs (variation weight precision, session expiration, stats calculations, CSS/UX issues) and updated documentation with new example apps, SSO guides, and deployment instructions