Zeal is a free and open source offline API documentation browser and code snippet application for Linux, Windows and MacOS. It comes with more than 207 programming language docsets. You can easily download and remove any docset easily using this application. Docsets are based Dash. It is a must have tool for every developer. It is released under GNU General Public License v3.0.
Install Zeal on Ubuntu Linux
Zeal is available from default Ubuntu repository, PPA and from flatpak. Open the terminal command line application (ctrl+alt+t) and run below commands to install the latest version of Ubuntu.
sudo apt update
sudo apt install zeal
zeal
Install Zeal via PPA:
In the terminal application run below commands one by one to add PPA and install zeal.
sudo add-apt-repository ppa:zeal-developers/ppa
sudo apt update
sudo apt install zeal
Install Zeal via Flatpak
First install flatpak and flathub on your system and restart it. After that run below flatpak installation command. It will install the latest version.
flatpak install flathub org.zealdocs.Zeal
You can start it via below flatpak command.
flatpak run org.zealdocs.Zeal
and Uninstall using
sudo flatpak uninstall org.zealdocs.Zeal
That’s all.