1
MailTrackerBlocker
apparition47.github.io/MailTrackerBlockerAlso covers macos and privacy
The MailTrackerBlocker extension for macOS Apple Mail blocks email trackers, read receipts, and tracking pixels.
Alternatives
The Best GPG Suite Alternatives in 2026
24 alternatives3 free · 5 open source
Looking for something like GPG Suite? Here are 24 alternatives, ranked by how closely they match it on purpose, features and platforms. Of these, 3 are free or have a free plan and 5 are open source.
GPG Mail 8 for macOS Golden Gate is in beta, and the GPGTools page lists installation instructions, known issues, and support information.
Top picks at a glance
First suggestionMailTrackerBlockerThe MailTrackerBlocker extension for macOS Apple Mail…Free or freemium optionwBlockFree, open-source ad blocker for Safari on iPhone, iPad and…Another optionCollisionCollision checks file hashes on Linux, with installation…
Quick comparison
| # | Alternative | Pricing | Open source | Platforms |
|---|---|---|---|---|
| 1 | MailTrackerBlocker | — | Not stated | macOS, Web |
| 2 | Collision | — | Not stated | Linux, Web |
| 3 | uBO Lite Safari | — | Not stated | iOS, macOS |
| 4 | wBlock | Free | Yes | iOS, macOS |
| 5 | 1Blocker | — | Not stated | iOS, macOS |
| 6 | Tunnelblick | — | Not stated | macOS, Web |
| 7 | What's Your Sign? | — | Not stated | macOS, Web |
| 8 | LuLu | — | Not stated | macOS, Web |
| 9 | SuspiciousPackage | — | Not stated | macOS, Web |
| 10 | RansomWhere? | — | Not stated | macOS, Web |
All GPG Suite alternatives
2
Collision
flathub.org/apps/dev.geopjr.CollisionAlso covers privacy
Collision checks file hashes on Linux, with installation available through Flathub.
3
Also covers privacy · same kind of app
uBlock Origin Lite by Raymond Hill is an App Store content blocker for iPhone, iPad and Mac with declarative filtering.
4
Also covers privacy · same kind of app · open source · free
Free, open-source ad blocker for Safari on iPhone, iPad and Mac.
5
1Blocker
1blocker.comAlso covers privacy · same kind of app
1Blocker blocks ads, trackers, and unwanted web content in Safari on iPhone, iPad, and Mac, with rules and settings synced over iCloud.
6
Tunnelblick
tunnelblick.netAlso covers macos and privacy
Tunnelblick is free, open-source macOS software for controlling OpenVPN connections, with downloads and support information on its site.
7
What's Your Sign?
objective-see.org/products/whatsyoursign.htmlAlso covers macos and privacy
Check file origin and cryptographic signing details from Finder with this macOS utility.
8
LuLu
objective-see.org/products/lulu.htmlAlso covers macos and privacy
Monitor and control outgoing network connections on macOS with LuLu, a free, open-source firewall.
9
SuspiciousPackage
mothersruin.com/software/SuspiciousPackage/get…Also covers macos and privacy
Suspicious Package provides a downloadable macOS disk image, with its page listing the current version and bundle identifier.
10
RansomWhere?
objective-see.org/products/ransomwhere.htmlAlso covers macos and privacy
Detect possible macOS ransomware by monitoring file encryption activity with RansomWhere?.
11
Kextviewr
objective-see.org/products/kextviewr.htmlAlso covers macos and privacy
View details about kernel modules loaded on macOS with KextViewr, a utility from Objective-See.
12
Gas Mask
github.com/2ndalpha/gasmaskAlso covers macos and privacy
Edit and switch between hosts files on macOS with Gas Mask, a hosts file manager.
13
ClashMac
github.com/666OS/ClashMacAlso covers macos and privacy
Manage proxy connections on macOS with ClashMac, a native client that includes traffic routing views.
14
KnockKnock
objective-see.org/products/knockknock.htmlAlso covers macos and privacy
Check which software is persistently installed on a Mac with KnockKnock, a tool for inspecting startup items.
15
BlockBlock
objective-see.org/products/blockblock.htmlAlso covers macos and privacy
BlockBlock monitors for malware that installs itself persistently to run automatically after a restart or login.
16
OverSight
objective-see.org/products/oversight.htmlAlso covers macos and privacy
Get alerts when an app accesses a Mac microphone or camera with OverSight.
17
DHS
objective-see.org/products/dhs.htmlAlso covers macos and privacy
Dylib Hijack Scanner is a utility that scans a computer for applications that may be vulnerable to dylib hijacking.
18
Hyphanet
hyphanet.orgAlso covers macos and privacy
Hyphanet provides information and downloads for a project focused on protecting internet privacy.
19
Also covers privacy · free plan
Stay for Safari lists userscripts and ad blocking among its features, with ratings and reviews available on the App Store.
20
Also covers privacy · open source
This community guide collects recommendations for improving security and privacy on macOS.
21
Also covers privacy · open source
Process macOS and iOS disk images or live machines with mac_apt to extract forensic data and metadata.
22
Also covers privacy · open source
Authorize binary execution and file access on macOS with Santa, a system extension and policy tool.
23
Also covers privacy · open source · free
Block ads in Safari on Apple devices with wBlock, an open-source blocker that includes lists, scripts, and styles.
24
Freenet
freenet.orgAlso covers privacy
Freenet offers peer-to-peer apps that operate without company control or dedicated servers, according to the project site.
No alternatives match this filter.
Alternatives to similar tools
wBlock24 alternativesuBO Lite Safari24 alternativesStay24 alternativesmacOS Privacy Guide24 alternativesW Block24 alternativesCollision24 alternatives
What is the best alternative to GPG Suite?
Based on features, tags and platforms, the closest alternatives to GPG Suite are MailTrackerBlocker, Collision, and uBO Lite Safari.
Is there a free alternative to GPG Suite?
Yes. wBlock, Stay, and W Block are free or offer a free plan.
Are there open-source alternatives to GPG Suite?
Yes: wBlock, macOS Privacy Guide, macapt, and Santa.
Alternatives are suggested from the purpose and features described in our listings. Different pages for the same product appear once. Read each description to check whether it fits your task. How we choose alternatives · Suggest an alternative