I use Mypaint since many years, for graphic palets worskhops with children , and I have just positive feelings about it. Many tools, rather easy to use, and great compatibility with my Wacom. Recommanded.
Based on our record, MyPaint should be more popular than IrfanView. It has been mentiond 6 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
It doesn't sound like you need animations or other effects here, just still images. If that's so, you could: Export the slides to high resolution images (at least high enough to match the highest resolution your projectors are capable of). Use a PC to drive each projector; the cheapest, oldest PC in the place will be more than adequate. Run a program that can fill the screen with an image (and if needed, switch... Source: 11 months ago
Scantailor (https://scantailor.org) is the tool for self-scanned books that exist in images (png, jpg, etc). However, I usually use Irfanview with PDF plugin (https://irfanview.com - download both Irfanview and the Plugins from this home page) I have elsewhere in r/PDF shown how you can do batch splitting of two-page scans, clean up muddy pages (yellowed or browned) . In the Reddit search box, search for... Source: about 1 year ago
From there, open your favorite image editor (I use & recommend irfanView BTW 😁) & paste it there. Then save it (I HIGHLY recommend saving it as a JPEG file). Source: over 2 years ago
Mypaint is the most lightweight software ive used, but it doesnt have the same level of community support as krita, so some features may be lacking... Source: over 1 year ago
Essentially, I've found the more time you have to spend spend learning the apps and/or using its tools, the less time you have to actually enjoy the art of creating. Try apps that cut down the friction between you and your art; Krita, MyPaint, etc. Would be my first suggestions since they're free, then maybe ArtRage, or Sketchbook Pro if money is not a concern. Source: almost 2 years ago
Note: The .gpl format is also supported by Aseprite, Drawpile, Krita and MyPaint. - Source: dev.to / almost 2 years ago
Mypaint (http://mypaint.org/) is simpler to use than Krita. Krita can be 'simplified' a bit by closing some of the unnecessary docked tools on the right. Source: almost 2 years ago
Take a look at MyPaint or look here to see if something tickles your fancy. Source: over 2 years ago
XnView MP - XnView is a free software that allows you to view, resize and edit your images. It supports more than 500 different formats!
Krita - Krita is a professional FREE and open source painting program. It is made by artists that want to seaffordable art tools for everyone. Concept art. texture and matte painters, illustrations and comics.
FastStone Image Viewer - FastStone Image Viewer is a fast, stable, user-friendly image browser, converter and editor.
GIMP - GIMP is a multiplatform photo manipulation tool.
JPEGView - JPEGView is a small and fast viewer/editor for JPEG, BMP, PNG, GIF and TIFF images.
Adobe Photoshop - Adobe Photoshop is a webtop application for editing images and photos online.