What online services are there for schematic drawing of the future website design?

Question

Layouts and prototypes

What are the services in which you can make schematic sketches of the design of the future site (arrangement of elements)?

Answer 1

somewhere there was already a similar question and I saved the links from it
ninjamock.com
https://wireframe.cc/

Answer 2

a selection of codecondo.com/free-wireframe-tools
you would clarify the criteria, paid / free, dynamics, freehand drawing, etc.
I used different ones myself, something is missing everywhere)
ninjamock.com is good.

Answer 3

https://moqups.com/

Answer 4

axure 7 out of competition

Answer 5

https://gomockingbird.com/

Answer 6

I am a fan of Balsamiq Mockups
https://balsamiq.com/
there is a SaaS version, there is a desktop cross-platform application
, you can create mockups for free, when you buy a license, very convenient export to png becomes available (perpetual license 80 bucks)
for designers, plus the fact that they support many Photoshop hotkeys