objective-see/LuLu

View on GitHub

LuLu is the free open-source macOS firewall

Stars: 13.2k
Forks: 599
Open beginner issues: 1
Indexed issues: 519

Dominant language: Objective-C
License: GPL-3.0
Last GitHub push: Aug 5, 2026
Latest indexed: Sep 20, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed
PR merge metrics: No merged PRs in 30d

Beginner friendly Everything

Open All

519 open issues indexed

4.5.1 memory leak issue in extension progress Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

objective-see/LuLu#922 · Opened Sep 18, 2026
rules once again are not showing at all Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

objective-see/LuLu#921 · Opened Sep 15, 2026
LuLu intermittently blocks/stalls DNS resolution for system-resolver-based tools Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

objective-see/LuLu#920 · Opened Sep 10, 2026
macOS 26.6.2: pasting HTML freezes any app for ~60 s while LuLu's filter is active (sandboxed connect never fails fast) Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

objective-see/LuLu#919 · Opened Sep 9, 2026
Feature request: opt-in "Advisor" button next to VirusTotal in the alert window Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

objective-see/LuLu#918 · Opened Aug 31, 2026
LuLu 4.5.1: -upgrade hangs indefinitely waiting for NEFilterManager preferences Open

Difficulty 3/5 1-2 days Newbie friendliness 72/100

objective-see/LuLu#915 · Opened Aug 10, 2026
When Lulu is enabled, no apps can check for updates and several servers won't phone home. Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

objective-see/LuLu#913 · 1 comment · Opened Aug 4, 2026
Updating to 4.5.0 seems to not connect to extension and also rules/settings seem to be gone Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

objective-see/LuLu#912 · 13 comments · Opened Aug 4, 2026
LuLu won't start: "Network Extension Is Not Running" even though the extension is activated Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

objective-see/LuLu#906 · 16 comments · 10 reactions · Opened Jul 28, 2026
4.4.1 deleted all my rules Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

objective-see/LuLu#904 · 29 comments · 3 reactions · Opened Jul 27, 2026
Firewall silently fails open: extension crash-loops at startup once a "temporarily allowed" rule has expired (`-[Rules load]` deletes rules while enumerating them) Open

Difficulty 4/5 3-5 days Newbie friendliness 58/100

objective-see/LuLu#900 · 1 comment · Opened Jul 16, 2026
macOS Tahoe 26.6 beta5 Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

objective-see/LuLu#899 · 12 comments · Opened Jul 15, 2026
[Feature req] Make blocklist input multi-line / taller / textarea Open

Difficulty 2/5 1-3 hours Newbie friendliness 72/100

objective-see/LuLu#898 · Opened Jul 15, 2026
bug issue with terminating MacBook Open

Difficulty 4/5 3-5 days Newbie friendliness 25/100

objective-see/LuLu#897 · Opened Jul 14, 2026
Network instability on macOS 27 beta 3 with LuLu 4.3.2; extension remains pending uninstall after app removal Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

objective-see/LuLu#895 · 4 comments · 1 reaction · Opened Jul 7, 2026
"Allow Simulator Programs" misses unbundled simulator daemons; cryptexd-mounted runtimes (macOS 27 beta) invalidate rules on every mount Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

objective-see/LuLu#893 · 1 comment · Opened Jul 3, 2026
LuLu doesn't work on MacBook Neo and stops after installing the system extension. Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

objective-see/LuLu#892 · Opened Jul 2, 2026
I can't active Lulu on my Mac Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

objective-see/LuLu#891 · Opened Jun 28, 2026
Blocklist not working after reboot Open

Difficulty 3/5 1-2 days Newbie friendliness 55/100

objective-see/LuLu#890 · Opened Jun 24, 2026
LuLu blocks outbound traffic although rules allow it Open

Difficulty 4/5 3-5 days Newbie friendliness 42/100

objective-see/LuLu#888 · 10 comments · 2 reactions · Opened Jun 22, 2026
Add checkbox "everything" for program path/port in "Create new rule" Open

Difficulty 3/5 1-2 days Newbie friendliness 68/100

objective-see/LuLu#887 · Opened Jun 20, 2026
macOS Sequoia: SMB transfers to NAS trigger Finder Error -36 (I/O Error) due to Network Extension timeouts on files Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

objective-see/LuLu#886 · Opened Jun 15, 2026
LuLu app process uses high CPU in a per-display-cycle tracking-area redraw loop Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

objective-see/LuLu#884 · 1 comment · Opened Jun 9, 2026
Nothing appears in Login Items & Extensions Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

objective-see/LuLu#881 · 1 comment · Opened Jun 5, 2026
Cannot run LuLu ("LuLu's Network Extension is Not Running" message) Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

objective-see/LuLu#879 · 5 comments · 2 reactions · Opened May 26, 2026
LuLu interferes with AmneziaVPN self-hosted AmneziaWG tunnel while Premium mode works Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

objective-see/LuLu#877 · 2 comments · 2 reactions · Opened May 24, 2026
Kernel Panic Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

objective-see/LuLu#876 · 3 comments · Opened May 23, 2026
Unable to update to 4.3.2 from within Lulu 4.3.1. Open

Difficulty 3/5 1-2 days Newbie friendliness 48/100

objective-see/LuLu#875 · 5 comments · Opened May 13, 2026
Accessibility problem. LuLu audio notification on connection request for screen reader users Open

Difficulty 3/5 1-2 days Newbie friendliness 55/100

objective-see/LuLu#874 · Opened May 4, 2026
Memory leak in com.objective-see.lulu.extension on LuLu 4.3.1 Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

objective-see/LuLu#873 · 20 comments · 4 reactions · Opened Apr 28, 2026
v4.3.1 blocks PyCharm pushes to Github (4.2.1 was ok) Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

objective-see/LuLu#872 · Opened Apr 16, 2026
Lulu is blocking Safari’s built-in webpage translation feature (Translate Entire Page from Chinese to English). Open

Difficulty 4/5 3-5 days Newbie friendliness 45/100

objective-see/LuLu#870 · 3 comments · Opened Apr 10, 2026
Please improve UX to block internals of application. Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

objective-see/LuLu#869 · Opened Apr 7, 2026
Tooltip guidance on enabling Network Extensions incorrect for Sonoma. Open

Difficulty 2/5 1-3 hours Newbie friendliness 68/100

objective-see/LuLu#868 · Opened Apr 7, 2026
[Feature Request] If process's parent has blocking rule, use it Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

objective-see/LuLu#867 · 2 comments · 3 reactions · Opened Apr 6, 2026
Create Profile File, button is not clickable. Open

Difficulty 3/5 1-2 days Newbie friendliness 42/100

objective-see/LuLu#865 · 6 comments · Opened Apr 4, 2026
LuLu breaks www.adobe.com resolution/loading on macOS when using Pi-hole Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

objective-see/LuLu#864 · 2 comments · Opened Apr 2, 2026
Option for allow connection to add rule specific for that IP address/domain + port Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

objective-see/LuLu#861 · Opened Mar 31, 2026
Memory grows to GB level when extension is not running — isExtensionRunning polling loop never exits Open

Difficulty 4/5 3-5 days Newbie friendliness 55/100

objective-see/LuLu#859 · 4 reactions · Opened Mar 28, 2026
AlertWindowController not released after alert is dismissed — memory grows ~6 MB per alert Open

Difficulty 3/5 1-2 days Newbie friendliness 76/100

objective-see/LuLu#858 · 1 reaction · Opened Mar 28, 2026
[Feature Request] Better support for Homebrew-installed binaries Open

Difficulty 5/5 Over a week Newbie friendliness 45/100

objective-see/LuLu#857 · 4 reactions · Opened Mar 27, 2026
Steam is a Non-notarized Process Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

objective-see/LuLu#855 · Opened Mar 25, 2026
Lost rules Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

objective-see/LuLu#854 · 5 reactions · Opened Mar 20, 2026
Please bring back "enter to update" Open

Difficulty 2/5 1-3 hours Newbie friendliness 48/100

objective-see/LuLu#853 · Opened Mar 20, 2026
LULU on Mac Studio and the RAM is 60GB+ Open

Difficulty 4/5 3-5 days Newbie friendliness 20/100

objective-see/LuLu#852 · 1 reaction · Opened Mar 19, 2026
Lulu fails to activate network filter on macOS 26.4 beta/RC Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

objective-see/LuLu#851 · 4 comments · Opened Mar 18, 2026
[SECURITY FEATURE IDEA] - Optional UI Lock for LuLu using macOS LocalAuthentication (Touch ID / password) Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

objective-see/LuLu#850 · Opened Mar 18, 2026
v4.2.1 constantly asks for permission for Sonarr FFProbe Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

objective-see/LuLu#849 · Opened Mar 18, 2026
Network Extension crashes (SIGABRT) in processRelatedFlow due to pauseVerdict comparison bug Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

objective-see/LuLu#846 · 2 comments · Opened Mar 17, 2026
[ Feature Request ] Add DoH Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

objective-see/LuLu#840 · 2 comments · Opened Mar 4, 2026

objective-see/LuLu

Get new issues in your inbox