This page lists the system requirements for Calcite's 3.3 release (September 2025).
Supported browsers
For the best performance, use the latest browser version available. Calcite supports the last two (2) versions of the following web browsers:
- Google Chrome version 139 and later
- Microsoft Edge version 139 and later
- Mozilla Firefox version 140 and later
- Mozilla Firefox version 128 (ESR)
- Safari version 17 and later
Product Life Cycle
Review Calcite's Product Life Cycle page and the Developer Technologies section in the Esri Product Life Cycle Support Policy document. The pages contain detailed information on Calcite's version release dates and the associated product life cycle phases.