Archives For Howtos

GIMP extra color palettes

GIMP image editor 2.10.12 was released a day ago with mostly fixes for some annoying bugs.

There’s also some cool improvements in GIMP 2.10.12:

  • Improved Curves tool
  • Layers support for TIFF exporting
  • Support for user-installed fonts on Windows
  • Faster painting
  • Improved symmetry painting support
  • Incremental mode in the Dodge/Burn tool
  • Free Select tool now creates a preliminary selection
  • New Offset tool

GIMP 2.10 Splash

How to Install Latest GIMP in Ubuntu & Linux Mint:

Ubuntu users can install the latest GIMP via 3 ways: GIMP PPA, Snap package, Flatpak package.

1.) GIMP Snap package:

GIMP Snap is still in v2.10.10 at the moment of writing. As usual it will be updated in a few days.

GIMP Snap is a containerized software package. Once installed, it will be updated automatically when maintainer published a new release package.

For Ubuntu 18.04 and higher, install GIMP snap package from Ubuntu Software:

For Ubuntu 16.04, run following commands one by one to install GIMP snap:

sudo apt-get install snapd
sudo snap install gimp

2.) GIMP PPA:

There’s an unofficial GIMP PPA that maintains native GIMP for Ubuntu packages for Ubuntu 18.04 and higher.

The PPA is not updated at the moment of writing. Check the PPA link above. It should be updated in 2 or 3 days.

1. Open terminal (Ctrl+Alt+T) and run command to add the PPA:

sudo add-apt-repository ppa:otto-kesselgulasch/gimp

2. Then you can upgrade GIMP using Software Updater is an old version was installed.

Or run following command to install GIMP:

sudo apt-get install gimp

3.) GIMP Flatpak:

Flatpak is a containerized software package. GIMP Flatpak package is available in flathub repositoy.

Uninstall:

To remove GIMP snap package, either use Ubuntu Software or run command in terminal:

sudo snap remove gimp

To remove GIMP PPA package, and restore to original status, run command in terminal to purge PPA:

sudo apt install ppa-purge && sudo ppa-purge ppa:otto-kesselgulasch/gimp

Deluge bittorrent client 2.0 was released a few days ago. Here’s how to install it in Ubuntu 18.04, Ubuntu 18.10, Ubuntu 19.04.

Deluge 2.0 was released with following exciting new features:

  • Shiny new logo.
  • Multi-user support.
  • Performance updates to handle thousands of torrents with faster loading times.
  • A New Console UI which emulates GTK/Web UIs.
  • GTK UI migrated to GTK3 with UI improvements and additions.
  • Magnet pre-fetching to allow file selection when adding torrent.
  • Fully support libtorrent 1.2 release.
  • Language switching support.
  • Improved documentation hosted on ReadTheDocs.
  • AutoAdd plugin replaces built-in functionality.

How to Install Deluge 2.0 in Ubuntu:

Deluge stable PPA has built the latest packages for Ubuntu 18.04, Ubuntu 18.10, Ubuntu 19.04 and their derivatives.

Open terminal either via Ctrl+Alt+T keyboard shortcut or by searching for ‘terminal’ from application menu. When it opens, run commands:

1. Run command to add the PPA:

sudo add-apt-repository ppa:deluge-team/stable

Type user password (no asterisk feedback) when it prompts and hit Enter to continue.

2. If a previous release was installed, upgrade it via Software Updater:

or run command in terminal to install or upgrade Deluge:

sudo apt install deluge

Uninstall:

To uninstall Deluge PPA, open Software & Updates -> Other Software tab and remove the repository line.

To remove Deluge torrent client, run command in terminal:

sudo apt remove --autoremove deluge

KDE Plasma 5.16

KDE announced the latest version of its desktop environment Plasma 5.16 today. (K)Ubuntu 19.04 users can install or upgrade to Plasma 5.16 via the Backports PPA.

KDE Plasma 5.16 release highlights:

  • Completely rewritten notification system:
    • Do Not Disturb mode
    • more intelligent history which grouped by app.
    • critical notifications in fullscreen apps
    • better notifications for file transfer jobs
  • Greatly improved Plasma’s themes system
  • The Show Desktop icon is present in the panel by default.
  • New icons, labels, hover behavior, etc for the lock, login and logout screens
  • Initial support for using Wayland with proprietary Nvidia drivers
  • And much more other improvements and changes.

How to Install Plasma 5.16 in (K)Ubuntu 19.04:

Open terminal either via Ctrl+Alt+T keyboard shortcut or by searching for ‘terminal’ from application menu. When it opens, do:

1. Add Kubuntu Backports PPA:

sudo add-apt-repository ppa:kubuntu-ppa/backports

Type user password (no asterisk feedback) when it prompts and hit Enter to continue.

2. Install Plasma 5.16 in Kubuntu 19.04:

Either install all system update via Update Manager, or run command in terminal:

sudo apt update && sudo apt full-upgrade

3. For non-Kubuntu user:

Run command to install Plasma desktop:

sudo apt update && sudo apt install plasma-desktop

or install full KDE desktop environment via command:

sudo apt update && sudo apt install kubuntu-desktop

Uninstall:

You can purge the Kubuntu Backports PPA, which also downgrade Plasma desktop to the stock version (5.15.x) in Ubuntu 19.04 repository.

sudo apt install ppa-purge && sudo ppa-purge ppa:kubuntu-ppa/backports

Luminance HDR

After almost two years of development, Luminance HDR released version 2.6.0 was released yesterday.

Luminance HDR 2.6.0 release highlights:

  • Four new tone-mapping operators: ferwerda, kimkautz, lischinski and vanhateren.
  • Speed up for hdr creation
  • Added post processing gamma and saturation.
  • Great speedup and better memory usage for all tonemapping operators
  • Preview of created HDR in HDR Wizard
  • Other small improvements and bug-fixes as usual.

How to Install Luminance HDR 2.6.0 in Ubuntu 18.04, 19.04

There’s an unofficial PPA contains the latest Luminance HDR packages for Ubuntu 18.04, Ubuntu 18.10, Ubuntu 19.04.

Open terminal either via Ctrl+Alt+T keyboard shortcut or by searching for “Terminal” from application menu. When it opens, run following commands one by one:

1. Run command to add the PPA repository:

sudo add-apt-repository ppa:dhor/myway

Type user password (no visual feedback due to security reason) when it prompts and hit Enter to continue.

2. If you have a previous release installed, launch Software Updater (Update Manager) and upgrade the software:

Or run following command to install (or upgrade) Luminance HDR:

sudo apt install luminance-hdr

How to Uninstall:

The PPA repository can be removed by going to System Settings -> Software & Updates -> Other Software tab.

To remove the software, either use your system package manager or run command:

sudo apt remove --auto-remove luminance-hdr

Stacer is an open-source, CCleaner like system optimizer and application monitor utility for Linux desktop.

Stacer features:

  • Monitoring system resource usage.
  • System cleaner for package caches, application logs.
  • Manage system services, processes, packages, startup applications, apt repositories.
  • Window manager and desktop appearance settings.

How to Install Stacer in Ubuntu:

The software offers .Appimage (non-install executable file) and .deb packages in the project release page:

Stacer Releases

Stacer also has an stable PPA with .deb packages and future updates for Ubuntu 16.04, Ubuntu 18.04, Ubuntu 19.04, and their derivatives.

1. Open terminal either via Ctrl+Alt+T shortcut or from application menu. When it opens, run command:

sudo add-apt-repository ppa:oguzhaninan/stacer

Type user password (no asterisk feedback) when it prompts and hit Enter to continue adding PPA.

2. Then check updates and install the utility via following 2 commands:

sudo apt update

sudo apt install stacer

Uninstall Stacer:

To remove the utility, run command in terminal:

sudo apt remove --auto-remove stacer

And remove the PPA repository from Software & Updates -> Other Software tab.