VirtualBox is a free and open source visual machine software. It is highly recommend even for home users, because it provides a way to sandboxing, that means you can open unsafe files in a sandbox environment.

CloudConvert is an online service to convert files. CloudConvert is able to convert anything to anything.

Chrome is a fast, free web browser from Google. Chrome is a must-have app for everyone today.

Windows 10 allows you to mount both .ISO and .IMG disc image files using File Explorer without any third-party software. WinCDEmu support more image types. WinCDEmu is an open-source CD/DVD/BD emulator.

GIMP stands GNU Image Manipulation Program. GIMP is free & open source image editor.

Visual Studio Code is probably the best open source text editor today. Visual Studio Code is usually used for coding but it is also a easy-to-use choice for home users. Now say goodbye to notepad.

Microsoft Office is super stable for complicate office work. In the past, it is too expansive for individuals. Now, Office 365 subscription finial appears on the market with a reasonable price.

KeePassXC can store your passwords safely and auto-type them into your everyday websites and applications.

Inkscape is a professional vector graphics editor for Windows, Mac OS X and Linux. It's free and open source.

HandBrake is a tool for converting video from nearly any format to a selection of modern, widely supported codecs.

Autodesk 3ds Max is a 3D modeling, animation, and rendering software for Windows only. Autodesk 3ds Max is usually used by game designer for creating massive worlds or character animations. Autodesk 3ds Max is now based on subscriptions, the price model is quite suitable for the today's game industry because the number of subscriptions can always changes with the number of designers.

Microsoft Skype is software for calling other people for free, or even call mobile and landline numbers with super low rates.

LibreOffice is a powerful office suite, the most powerful Free and Open Source office suite on the market.

Blender is the free and open source 3D creation suite. It supports the entirety of the 3D pipeline—modeling, rigging, animation, simulation, rendering, compositing and motion tracking, even video editing and game creation.

Mozilla Firefox is a free and open-source web browser developed by the Mozilla Foundation. It was once the most popular browser before Chrome catches up. Now Firefox is still a very good choice because it seriously respect user privacy.

SketchUp is free 3D modeling software.

Cyberduck is a libre FTP, SFTP, WebDAV, S3, Backblaze B2, Azure & OpenStack Swift browser for Mac and Windows. It not only supports old FTP/SFTP but also supports modern clouds like Amazon S3/Google Drive/Dropbox.

VeraCrypt can encrypt the files in a visual disk or even encrypt the whole disk. VeraCrypt is based on a discontinued project TrueCrypt, it can be viewed as successor of it.

mRemoteNG is the next generation of mRemote, a full-featured, multi-tab remote connections manager. Currently, mRemoteNG only support Windows.

Adobe Photoshop CC is the Swiss army knife for imaging and design. In the past, it is too expansive for individuals. Now, Adobe Photoshop CC subscription finial appears on the market with a reasonable price.

VLC is a free and open source cross-platform multimedia player and framework that plays most multimedia files as well as DVDs, Audio CDs, VCDs, and various streaming protocols.

7-Zip is a file archiver with a high compression ratio. 7-Zip can unpack many compressed files.

Today, we prefer sandboxing software instead of antivirus software. If you insist, ClamWin is what you look for, an open source antivirus software.

Audacity is free, open source, cross-platform software for multi-track audio recording and editing.