# Deno v1.34.3 — Release & Upgrade Intelligence
- **Product:** Deno (https://deno.com)
- **Version:** v1.34.3
- **Released:** Jun 15, 2023
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/deno/updates/v1.34.3/

## Executive Summary (TL;DR)
Deno v1.34.3. Source highlight: feat(UNSTABLE) kv queue implementation (#19459)

## New Features
- feat(UNSTABLE) kv queue implementation (#19459)

## Improvements
- perf(ext/http): from_maybe_shared_unchecked for header values (#19478)
- perf(http): cache verified headers (#19465)
- perf(node): cache realpath_sync calls in read permission check (#19379)
- perf(serve): hoist promise error callback (#19456)
- perf(serve): hoist repeated condition (#19449)
- perf(web): optimize timer resolution (#19493)

## Bug Fixes
- fix(cli): avoid crash on import of invalid module names (#19523)
- fix(compile): some npm dependencies were missing in compiled output (#19503)
- fix(config): do not canonicalize config file path before loading (#19436)
- fix(ext/http): Include hostname in onListen argument (#19497)
- fix(ext/http): replace await Deno.serve with await Deno.serve().finished
- fix(ext/node): HTTPS server (#19362)