Create Flow Charts: The Best Freeware
There are many programs for creating flowcharts, but most of them are not freeware. If you don't want to spend huge sums for such software, you will find very good freeware for creating flowcharts here.
Freeware solution: "slide"
"Dia" offers a free program for creating flowcharts. You can also create diagrams with Office, but the special software is a lot more extensive and makes your work easier if you want to create professional flowcharts. The program contains a lot of ready-made symbols for different subject areas, you can create more individually.
Best alternatives: XMind, FreeeMind
There are other freeware tools besides slide. For example, it is worth looking at XMind and FreeeMind. However, due to the abundance of possibilities, Dia remains the best of the open source programs. You can also download the tool from CHIP, right here.