# Deno v1.23.3 — Release & Upgrade Intelligence
- **Product:** Deno (https://deno.com)
- **Version:** v1.23.3
- **Released:** Jul 05, 2022
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/deno/updates/v1.23.3/

## Executive Summary (TL;DR)
Deno v1.23.3. Source highlight: Revert "refactor(snapshots): to their own crate (#14794)" (#15076)

## Improvements
- perf(ext/http): lazy load headers (#15055)
- perf(ext/http): remove accept_encoding interior mutability (#15070)
- perf(ext/http): simplify op_http_accept (#15067)
- perf(ops): fast path for SMI return values (#15033)
- perf(serde_v8): avoid extra is_array_buffer_view check (#15056)

## Bug Fixes
- fix(cli): handle collecting a directory with file:// (#15002)
- fix(core): handle exception from Wasm termination (#15014)
- fix(core): remove unsafe in OpsTracker (#15025)
- fix(dts): stop default export type behavior (#14977)
- fix: update to TypeScript 4.7.4 (#15022)