Export raspberry pi zero w bonnet as gerber files and make a .zip of them to upload to OSHPark. Boards will be released as gerber files and pdf for etching your own boards manually, using the toner transfer method: https://www.dr-lex.be/hardware/tonertransfer.html

hardware/intval3_pi_bonnet/intval_3_prototype_contour.gm1

@@ -0,0 +1,26 @@
+G04 MADE WITH FRITZING*
+G04 WWW.FRITZING.ORG*
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+G04 HOLES PLATED*
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+G04 End of contour*
+M02*

hardware/intval3_pi_bonnet/intval_3_prototype_drill.txt

@@ -0,0 +1,70 @@
+; NON-PLATED HOLES START AT T1
+; THROUGH (PLATED) HOLES START AT T100
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hardware/intval3_pi_bonnet/intval_3_prototype_maskBottom.gbs

@@ -0,0 +1,313 @@
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+G04 End of Mask0*
+M02*

hardware/intval3_pi_bonnet/intval_3_prototype_maskTop.gts

@@ -0,0 +1,316 @@
+G04 MADE WITH FRITZING*
+G04 WWW.FRITZING.ORG*
+G04 DOUBLE SIDED*
+G04 HOLES PLATED*
+G04 CONTOUR ON CENTER OF CONTOUR VECTOR*
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+M02*

hardware/intval3_pi_bonnet/intval_3_prototype_pnp.txt

@@ -0,0 +1,26 @@
+*Pick And Place List
+*Company=
+*Author=
+*eMail=
+*
+*Project=intval_3_prototype
+*Date=21:34:57
+*CreatedBy=Fritzing 0.9.3b.04.19.5c895d327c44a3114e5fcc9d8260daf0cbb52806
+*
+*
+*Coordinates in mm, always center of component
+*Origin 0/0=Lower left corner of PCB
+*Rotation in degree (0-360, math. pos.)
+*
+*No;Value;Package;X;Y;Rotation;Side;Name
+1;330;THT;32.51;-16.1873;135;Bottom;R2
+2;;THT;18.4892;-6.06353;90;Bottom;J6
+3;;;26.3906;-14.5098;0;Bottom;Copper Fill3
+4;;;26.3906;-14.5098;0;Bottom;Copper Fill1
+5;;;37.2041;-1.24882;0;Bottom;Raspberry Pi 1
+6;;THT;5.78916;-6.06353;90;Bottom;J5
+7;5V;to220-igo;5.30459;-17.2394;-90;Bottom;IC1
+8;;THT;43.8892;-6.06353;90;Bottom;J8
+9;330;THT;27.43;-16.1873;135;Bottom;R1
+10;;;6.096;-22.1552;0;Bottom;Copper Fill2
+11;;THT;31.1892;-6.06353;90;Bottom;J7

hardware/intval3_pi_bonnet/intval_3_prototype_silkBottom.gbo

@@ -0,0 +1,24 @@
+G04 MADE WITH FRITZING*
+G04 WWW.FRITZING.ORG*
+G04 DOUBLE SIDED*
+G04 HOLES PLATED*
+G04 CONTOUR ON CENTER OF CONTOUR VECTOR*
+%ASAXBY*%
+%FSLAX23Y23*%
+%MOIN*%
+%OFA0B0*%
+%SFA1.0B1.0*%
+%ADD10R,2.078830X1.141250X2.062830X1.125250*%
+%ADD11C,0.008000*%
+%LNSILK0*%
+G90*
+G70*
+G54D11*
+X4Y1137D02*
+X2075Y1137D01*
+X2075Y4D01*
+X4Y4D01*
+X4Y1137D01*
+D02*
+G04 End of Silk0*
+M02*