# Vitest v2.1.0 — Release & Upgrade Intelligence
- **Product:** Vitest (https://vitest.dev)
- **Version:** v2.1.0
- **Released:** Sep 12, 2024
- **Impact Score:** 7/10
- **Breaking Changes:** Source flagged
- **Canonical Analysis:** https://changelogs.us/vitest/updates/v2.1.0/
## Executive Summary (TL;DR)
Vitest v2.1.0. Source highlight: This release makes another big change to the Browser Mode by introducing locators API:
## Breaking Changes & Deprecations
- Potential Breaking Change - **workspace**:
## New Features
- Make spec into a class instead of a tuple - by @sheremet-va in https://github.com/vitest-dev/vitest/issues/6355 (874a1)
- Move page.config to server.config, add more docs - by @sheremet-va in https://github.com/vitest-dev/vitest/issues/6252 (af2b8)
- Make iframe scalable, improve documentation - by @sheremet-va in https://github.com/vitest-dev/vitest/issues/6257 (74ca1)
- Introduce built-in locators - by @sheremet-va in https://github.com/vitest-dev/vitest/issues/6084 (3347f)
- Support v8 coverage - by @AriPerkkio in https://github.com/vitest-dev/vitest/issues/6273 (34199)
- Support `userEvent.upload` in playwright provider - by @sheremet-va in https://github.com/vitest-dev/vitest/issues/6442 (cf148)
## Bug Fixes
- Correctly resolve nested mocks with `index` file - by @sheremet-va in https://github.com/vitest-dev/vitest/issues/6266 (081cf)
- Don't panic when coverage.reporter is a string - by @sheremet-va in https://github.com/vitest-dev/vitest/issues/6267 (7b37d)
- Align RawMatcherFn type definition with Jest - by @wheresrhys in https://github.com/vitest-dev/vitest/issues/6351 (d09f0)
- Cjs build of vite node server - by @AkaraChen in https://github.com/vitest-dev/vitest/issues/6389 (12e70)
- Allow inlining vite's cached dependencies - by @chriswheeldon-peakon in https://github.com/vitest-dev/vitest/issues/6284 (03208)
- Print unexpected error message if peer dependencies have a different version - by @sheremet-va in https://github.com/vitest-dev/vitest/issues/6446 (b992b)