Hüslipapier is described as 'Draw simple vector art with lines, arrows, boxes and text like on a grid paper and export them to SVG, EPS, PDF or ASCII art' and is an app. There are nine alternatives to Hüslipapier for a variety of platforms, including Linux, Mac, Windows, Flathub and Web-based apps. The best Hüslipapier alternative is Monodraw. It's not free, so if you're looking for a free alternative, you could try MonoSketch or ASCII Art Maker. Other great apps like Hüslipapier are Letterpress ASCII, PabloDraw, ASCII Draw and REXPaint.
Monodraw allows you to easily create text-based art (like diagrams, layouts, flow charts) and visually represent algorithms, data structures, binary formats and more. Because it's all just text, it can be easily embedded almost anywhere.
Sweden
EU
MonoSketch is a powerful ASCII sketching and diagramming app that lets you effortlessly transform your ideas into visually stunning designs.
Russia
Letterpress converts your images into a picture made up of ASCII characters. You can save the output to a file, copy it, and even change its resolution! High-res output can still be viewed comfortably by lowering the zoom factor.
United States
PabloDraw is a cross-platform text editor designed for creating ANSI and ASCII art, similar to that of its DOS-based predecessors; ACiDDraw (1994) and TheDraw (1986).
This app lets you draw diagrams, tables, tree view, art and more using only characters. There are many stiles to choose from and multiple tools available to use such as:
