Rollip
Online photo effects for images. 40 photo filters available, very easy to use.
15 Alternatives To Rollip
Deep Art Effects
Deep Art Effects transforms your photos and videos into works of neural art using artistic style transfer of famous artists.
Dibuja
Gtk based basic paint program like MSPaint or Paintbrush but for Linux
Diptic
Diptic is the easiest way to create beautiful photo collages and share them with friends.
Fotor
Get ready to take your photos where no photo has gone before with Fotor.
GIMP
GIMP is a multiplatform photo manipulation tool.
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.
LunaPic
Free and Easy to use online image effects. Try the effect.
Pic Stitch
Pic Stitch is a worth mentioning image sharing service which allows users to combine multiple photos into one nicely framed picture in no time.
PicsArt
Explore 100,000,000+ awesome images and photos on the web
PixelFed
PixelFed is a federated image sharing platform, powered by the ActivityPub protocol.
Pixlr
Pixlr® makes it easy to transform everyday images into stunning works of art.
Pixlr-o-matic
Add retro effects to your photos in a snap!
RealWorld Photos
RealWorld Photos is an free portable photo editor for Windows.
Retrica
Discover yourself with Retrica