7-Zip
7-Zip is an open-source file archiver, an application used primarily to compress files.
Open Source 90 alternatives | 3570 Likes-
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LastPass
Password Manager, Auto Form Filler, Random Password Generator & Secure Digital Wallet App.
Freemium 151 alternatives | 1459 Likes -
Tor
Tor is free software and an open network that helps you defend against traffic analysis, a form of network...
Open Source 131 alternatives | 1248 Likes -
KeePass
KeePass is a free open source password manager, which helps you to manage your passwords in a secure way.
Open Source 150 alternatives | 1151 Likes -
uBlock Origin
Popular and efficient blocker for Chromium, Chrome, Edge, Firefox, Opera, Safari, Thunderbird. Fast and lean.
Open Source 47 alternatives | 887 Likes -
TrueCrypt
[TrueCrypt is not exactly "Open Source", but the source is available. See the reviews to get more information.
Open Source 79 alternatives | 862 Likes -
Telegram
Telegram is a messaging app with a focus on speed and security. It’s superfast, simple and free.
Open Source 174 alternatives | 841 Likes -
Avast! Free Antivirus
Avast Free Antivirus a the free for non-commercial and home usage antivirus solution from AVAST Software.
Free Personal 98 alternatives | 739 Likes -
Wireshark
Wireshark is the world's foremost network protocol analyzer.
Open Source 46 alternatives | 630 Likes
