FreePCB-2

an open source PCB editor for Microsoft Windows, released under the GNU General Public License.

You can smooth the corner by adding another segment.

When the vertex is selected, press F5_Insert_Segment to start dragging the new segment.

You can smooth the corner by adding another segment

It is useful to know that if at this moment you click the right mouse button, then the length of the new segment will be equal to the length of the previous selected segment. This option is good when you need to insert several times in a row.