DIY & Hobbyist Builds

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What's the community's collective wisdom on battery safety for small builds?

Last post by ethan_fisc « Sun Aug 30, 2026 11:59 am
Replies: 44
by betty.king » Tue Aug 25, 2026 3:45 am
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709 Views

Last post by ethan_fisc
Sun Aug 30, 2026 11:59 am
Sharing my cable management disaster and how I finally fixed it

Last post by zoeanderson « Sun Aug 30, 2026 11:59 am
Replies: 36
by larrysokolov » Sat Aug 15, 2026 7:54 pm
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36 Replies

315 Views

Last post by zoeanderson
Sun Aug 30, 2026 11:59 am
What's the most useful single tool you bought for your build (besides the printer)?

Last post by richard36 « Sun Aug 30, 2026 11:59 am
Replies: 28
by deborahperez » Fri Aug 14, 2026 8:11 am
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313 Views

Last post by richard36
Sun Aug 30, 2026 11:59 am
What's the cheapest reliable force sensor setup you've actually gotten working?

Last post by carlossanchez « Sun Aug 30, 2026 11:59 am
Replies: 43
by barbara_liu » Sat Aug 08, 2026 10:39 am
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43 Replies

639 Views

Last post by carlossanchez
Sun Aug 30, 2026 11:59 am
Anyone built custom PCBs for motor control instead of buying drivers?

Last post by amara.brown « Sun Aug 30, 2026 11:59 am
Replies: 27
by amandawhite » Sun Jul 26, 2026 3:11 am
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27 Replies

221 Views

Last post by amara.brown
Sun Aug 30, 2026 11:59 am
Anyone documented total cost including all the failed parts, not just the final BOM?

Last post by smuller « Sun Aug 30, 2026 11:59 am
Replies: 27
by erik_novi » Sun Jun 21, 2026 10:24 am
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27 Replies

349 Views

Last post by smuller
Sun Aug 30, 2026 11:59 am
What's your actual weekly time commitment to keep a solo build moving?

Last post by lisa.gonzalez8 « Sun Aug 30, 2026 11:59 am
Replies: 41
by garcia51 » Sun May 10, 2026 10:14 pm
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41 Replies

455 Views

Last post by lisa.gonzalez8
Sun Aug 30, 2026 11:59 am
Sharing my BOM revision after realizing my first budget was way off

Last post by jonathan.rao1 « Sun Aug 30, 2026 11:59 am
Replies: 38
by mohammed64 » Fri Apr 17, 2026 6:51 am
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38 Replies

492 Views

Last post by jonathan.rao1
Sun Aug 30, 2026 11:59 am
Show off thread: post your build's current state, good or ugly

Last post by thomasmitchell « Sun Aug 30, 2026 11:59 am
Replies: 19
by gimbalmar65 » Tue Aug 25, 2026 9:04 pm
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284 Views

Last post by thomasmitchell
Sun Aug 30, 2026 11:59 am
Best beginner-friendly simulation setup before touching real hardware?

Last post by mia.weber « Sun Aug 30, 2026 11:59 am
Replies: 26
by forgesve15 » Mon Aug 24, 2026 9:48 am
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26 Replies

304 Views

Last post by mia.weber
Sun Aug 30, 2026 11:59 am
What's the realistic weekend-warrior timeline for a basic walking biped?

Last post by donna_wata « Sun Aug 30, 2026 11:59 am
Replies: 22
by young58 » Sun Aug 23, 2026 6:13 am
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22 Replies

439 Views

Last post by donna_wata
Sun Aug 30, 2026 11:59 am
Anyone attempted a fully open-source dexterous hand build?

Last post by benjaminsanchez « Sun Aug 30, 2026 11:59 am
Replies: 22
by sarah.santos3 » Thu Aug 20, 2026 6:02 pm
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22 Replies

219 Views

Last post by benjaminsanchez
Sun Aug 30, 2026 11:59 am
Is joining an FRC/robotics club a good way to build skills before going solo?

Last post by nicole10 « Sun Aug 30, 2026 11:59 am
Replies: 15
by freya.sokolov » Tue Aug 18, 2026 2:44 am
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240 Views

Last post by nicole10
Sun Aug 30, 2026 11:59 am
My actuator overheated and melted part of the 3D printed mount - lessons learned

Last post by niklassantos « Sun Aug 30, 2026 11:59 am
Replies: 30
by carter42 » Thu Aug 13, 2026 4:39 pm
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30 Replies

318 Views

Last post by niklassantos
Sun Aug 30, 2026 11:59 am
What CAD software are people actually using for their builds?

Last post by jchen « Sun Aug 30, 2026 11:59 am
Replies: 23
by johnrossi » Thu Jul 30, 2026 8:52 am
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23 Replies

405 Views

Last post by jchen
Sun Aug 30, 2026 11:59 am
Anyone built a humanoid torso only (no legs) as a first project? Worth it?

Last post by vyoung « Sun Aug 30, 2026 11:59 am
Replies: 17
by emma_whit » Wed Jul 22, 2026 12:40 am
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370 Views

Last post by vyoung
Sun Aug 30, 2026 11:59 am
Cheapest source for small force/torque sensors for a hobby budget?

Last post by rao91 « Sun Aug 30, 2026 11:59 am
Replies: 23
by sarahbernard » Fri Jul 10, 2026 8:07 pm
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23 Replies

376 Views

Last post by rao91
Sun Aug 30, 2026 11:59 am
Struggling with balance control code - any beginner-friendly resources?

Last post by park44 « Sun Aug 30, 2026 11:59 am
Replies: 21
by scott.novikova7 » Fri Jul 10, 2026 8:54 am
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21 Replies

403 Views

Last post by park44
Sun Aug 30, 2026 11:59 am
Group buy interest check - harmonic drive modules if we hit a minimum order?

Last post by rossi30 « Sun Aug 30, 2026 11:59 am
Replies: 26
by scott.andersson5 » Mon Jun 22, 2026 5:35 am
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26 Replies

506 Views

Last post by rossi30
Sun Aug 30, 2026 11:59 am
Anyone documenting their build on video/blog? Would love to follow along

Last post by chloe.harris7 « Sun Aug 30, 2026 3:55 am
Replies: 18
by karen_kim » Thu Jul 02, 2026 4:55 pm
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275 Views

Last post by chloe.harris7
Sun Aug 30, 2026 3:55 am
Anyone building a smaller quadruped first to learn before attempting a biped?

Last post by rao91 « Tue Aug 25, 2026 9:36 pm
Replies: 34
by carol38 » Tue Apr 14, 2026 5:33 am
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381 Views

Last post by rao91
Tue Aug 25, 2026 9:36 pm
Anyone tried a group-funded open hardware harmonic drive project?

Last post by byang « Sun Aug 09, 2026 11:10 pm
Replies: 36
by richard36 » Thu Mar 05, 2026 7:18 pm
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36 Replies

607 Views

Last post by byang
Sun Aug 09, 2026 11:10 pm
How long did your first successful unassisted walk take from project start?

Last post by ethan_fisc « Mon Aug 03, 2026 4:20 am
Replies: 15
by sven.wilson4 » Wed Jul 01, 2026 4:56 am
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226 Views

Last post by ethan_fisc
Mon Aug 03, 2026 4:20 am
What's a good scaled-down (tabletop size) project before going full size?

Last post by niklassantos « Wed Jul 15, 2026 6:11 am
Replies: 11
by noah_pate » Mon Jul 06, 2026 2:29 am
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198 Views

Last post by niklassantos
Wed Jul 15, 2026 6:11 am
Anyone built a humanoid hand using only off-the-shelf hobby servos?

Last post by sven.wilson4 « Mon Jun 29, 2026 6:05 am
Replies: 22
by larrysokolov » Sat Apr 11, 2026 12:53 pm
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22 Replies

210 Views

Last post by sven.wilson4
Mon Jun 29, 2026 6:05 am

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