---
title: v0.28.0 - 29th March 2021
slug: changelog/v0.28.0
---

* Prebuilt binaries now include mozjpeg and libimagequant (BSD 2-Clause).

* Prebuilt binaries limit AVIF support to the most common 8-bit depth.

* Add `mozjpeg` option to `jpeg` method, sets mozjpeg defaults.

* Reduce the default PNG `compressionLevel` to the more commonly used 6.

* Reduce concurrency on glibc-based Linux when using the default memory allocator to help prevent fragmentation.

* Default missing edge properties of extend operation to zero.
  [#2578](https://github.com/lovell/sharp/issues/2578)

* Ensure composite does not clip top and left offsets.
  [#2594](https://github.com/lovell/sharp/pull/2594)
  [@SHG42](https://github.com/SHG42)

* Improve error handling of network failure at install time.
  [#2608](https://github.com/lovell/sharp/pull/2608)
  [@abradley](https://github.com/abradley)

* Ensure `@id` attribute can be set for IIIF tile-based output.
  [#2612](https://github.com/lovell/sharp/issues/2612)
  [@edsilv](https://github.com/edsilv)

* Ensure composite replicates the correct number of tiles for centred gravities.
  [#2626](https://github.com/lovell/sharp/issues/2626)
