# LuLu v4.5.0 — Version 4.5.0

- Product: LuLu (https://whatsnew.fyi/product/lulu)
- Vendor: Objective-See
- Date: 2026-08-03
- Version: v4.5.0
- Original notes: https://github.com/objective-see/LuLu/releases/tag/v4.5.0
- Permalink: https://whatsnew.fyi/product/lulu/releases/v4.5.0
- Labels: Platforms: macOS

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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- **added** — Add rule option for Process + Kids to apply a rule to a process and any children of it
- **changed** — Improve handling of no client by creating new rules that show up in Passively created rules in UI
- **changed** — Improve rule matching order for DNS and Apple Programs
- **changed** — Alert now remembers previous choices
- **changed** — Alert is now more likely to show domain on macOS 11 via flow.remoteHostname
- **changed** — Improve UI with Rules window live refresh
- **changed** — Improve localizations
- **changed** — Improve logic around importing rules
- **changed** — Improve handling of Simulator apps
- **changed** — Improve handling of glob and CIDR rules
- **changed** — Improve handling of Regex rules by anchoring them

🆕 You can now sponsor **LuLu**/**Objective-See Foundation**:

[![](https://img.shields.io/static/v1?label=Sponsor&message=%E2%9D%A4&logo=GitHub&color=%23fe8e86)](https://github.com/sponsors/objective-see)

##### LuLu v4.5.0
☑️ New: Rule option for "Process + Kids" (#905)
If selected a rule will be created that will subsequently apply to the process, and any children of it.

☑️ Improved handling of "No client"
Now, when no user client is present, new rules are created, but will show up in "Passively created rules" in UI. 

☑️ Rule matching order improved (e.g. DNS for Apple Programs) 

☑️ Alert now remember previous choices (#910)
☑️ UI improvements (Rules window live refresh, etc.)
☑️ Alert now more likely to show domain (macOS 11, via `flow.remoteHostname`)

☑️ Improved localizations 
☑️ Improved logic around importing rules
☑️ Improved handling of Simulator apps (#893)
☑️ Improved handling of glob and CIDR rules (#885)
☑️ Improved handling of Regex rules (are now anchored).


🔐 Disk Image Hash (`SHA256`):
LuLu_4.5.0.dmg: `33B624CCF3640D2708993885E2AE7A266C3EC4EE0C3784DC9036E95368664CB1`