# Starlette 1.3.0 — Version 1.3.0

- Product: Starlette (https://whatsnew.fyi/product/starlette)
- Vendor: Encode
- Date: 2026-06-11
- Version: 1.3.0
- Original notes: https://github.com/Kludex/starlette/releases/tag/1.3.0
- Permalink: https://whatsnew.fyi/product/starlette/releases/1.3.0

What's New is an index, not a publisher: every entry below links to the vendor's own release notes, which are the authoritative source. Entries are labelled where they are hand-curated sample data, pre-releases, or drawn from a secondary source such as a developer blog.

Reuse: the summaries, labels and curation here are © What's New. Quote freely with attribution and a link back; wholesale republication of the corpus is not permitted — terms: https://whatsnew.fyi/terms. The vendors' own release notes remain their publishers'.

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- **fixed** — Clamp oversized suffix ranges in FileResponse
- **fixed** — Catch OSError alongside MultiPartException when closing temp files
- **added** — Add httpx2 to the full extra
- **changed** — Adjust testclient typing and warnings
- **fixed** — Fix IndexError in URL.replace() on a URL with no authority
- **changed** — Annotate URLPath protocol parameter with Literal
- **fixed** — Avoid collapsing exception groups from user code
- **changed** — Use removeprefix to strip weak ETag indicator in is_not_modified
- **changed** — Build request.url from structured components

##### What's Changed
* Clamp oversized suffix ranges in `FileResponse` by @jiyujie2006 in https://github.com/Kludex/starlette/pull/3307
* Catch `OSError` alongside `MultiPartException` when closing temp files by @N3XT3R1337 in https://github.com/Kludex/starlette/pull/3191
* Add `httpx2` to the `full` extra by @Kludex in https://github.com/Kludex/starlette/pull/3323
* Adjust testclient typing and warnings by @waketzheng in https://github.com/Kludex/starlette/pull/3322
* Fix IndexError in URL.replace() on a URL with no authority by @LeSingh1 in https://github.com/Kludex/starlette/pull/3317
* Annotate URLPath protocol parameter with Literal by @Chang-LeHung in https://github.com/Kludex/starlette/pull/3285
* avoid collapsing exception groups from user code by @graingert in https://github.com/Kludex/starlette/pull/2830
* Use `removeprefix` to strip weak ETag indicator in `is_not_modified` by @gnosyslambda in https://github.com/Kludex/starlette/pull/3193
* Build `request.url` from structured components by @Kludex in https://github.com/Kludex/starlette/pull/3326

##### New Contributors
* @jiyujie2006 made their first contribution in https://github.com/Kludex/starlette/pull/3307
* @N3XT3R1337 made their first contribution in https://github.com/Kludex/starlette/pull/3191
* @leestana01 made their first contribution in https://github.com/Kludex/starlette/pull/3319
* @LeSingh1 made their first contribution in https://github.com/Kludex/starlette/pull/3317
* @EmmanuelNiyonshuti made their first contribution in https://github.com/Kludex/starlette/pull/3204
* @Chang-LeHung made their first contribution in https://github.com/Kludex/starlette/pull/3285
* @gnosyslambda made their first contribution in https://github.com/Kludex/starlette/pull/3193

**Full Changelog**: https://github.com/Kludex/starlette/compare/1.2.1...1.3.0