pip 26.1 adds support for dependency cooldowns, experimental support for reading/installing from standard lockfiles (pylock.toml), fixes several long-standing limitations of the 2020 resolver, and drops support for Python 3.9.
pip 26.0 includes support for reading requirements from inline script metadata, excluding distributions by upload time, per-package prerelease selection, and experimental support for in-process build dependencies.
pip 25.2 is a small release. Python 3.14 is now supported, automatic download resumption is now enabled by default, and a few bugs/QoL deficiencies have been fixed.
pip 25.1 introduces support for Dependency Groups (PEP 735), resumable downloads, and an installation progress bar. Dependency resolution has also received a raft of bugfixes and improvements.
pip 25.0 adds support for SPDX License Expressions (PEP 639), build environment bugfixes, and further optimizations among other changes.
pip 24.3 is a small release with a truststore bugfix, error QoL improvements, and one minor deprecation of noncompliant wheel filenames.
In version 24.2, pip learns to use system certificates by default, receives a handful of optimizations, and deprecates legacy (setup.py develop) editable installations.
Black 23.1.0 introduces an updated stable style, improved inference of the default target version(s), and other QOL improvements.