Itch.io is a website for downloading simple games, also playing in browser (html5)
there is a no payments option and there are no adds, but i still dont know if it is possible. Thanks for reading
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Yes it's possible.
1. Export project using the HTML option.
2. Create a page on itch for your project.
3. Set the itch project's game type to HTML.
4. Upload the zip file that you exported from Construct 3 onto the itch page.