DIY & Hobbyist Builds

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What battery setup are people using for a small DIY biped safely?

Last post by larrysokolov « Sat Jun 20, 2026 4:48 am
Replies: 25
by gimbalmar65 » Wed Mar 25, 2026 6:34 am
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Last post by larrysokolov
Sat Jun 20, 2026 4:48 am
How do you source small quantities of aerospace-grade fasteners affordably?

Last post by vyoung « Mon May 25, 2026 4:25 pm
Replies: 42
by jwang » Thu Oct 30, 2025 10:39 am
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42 Replies

371 Views

Last post by vyoung
Mon May 25, 2026 4:25 pm
Is it worth building your own PCB vs breadboarding for a robot's control board?

Last post by gimbalmar65 « Mon May 11, 2026 6:43 pm
Replies: 14
by rebecca_lefe » Tue Apr 21, 2026 8:17 pm
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240 Views

Last post by gimbalmar65
Mon May 11, 2026 6:43 pm
Anyone 3D printed their own dexterous hand? How's the tendon routing holding up?

Last post by rivera14 « Mon Apr 20, 2026 6:24 am
Replies: 20
by scott21 » Tue Feb 24, 2026 1:17 pm
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317 Views

Last post by rivera14
Mon Apr 20, 2026 6:24 am
Anyone tried teaching a class or workshop based on their build experience?

Last post by rivera14 « Fri Apr 17, 2026 9:44 am
Replies: 25
by nicole10 » Tue Jan 27, 2026 10:26 am
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174 Views

Last post by rivera14
Fri Apr 17, 2026 9:44 am
Sharing my actuator cooling fix after my first thermal failure

Last post by gary.tanaka2 « Mon Apr 13, 2026 2:58 pm
Replies: 23
by barbara50 » Fri Jan 30, 2026 6:14 pm
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23 Replies

347 Views

Last post by gary.tanaka2
Mon Apr 13, 2026 2:58 pm
What 3D printer upgrades actually paid off for a serious robot build?

Last post by rtorres « Fri Mar 13, 2026 5:19 am
Replies: 36
by richard36 » Mon Sep 22, 2025 2:00 am
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437 Views

Last post by rtorres
Fri Mar 13, 2026 5:19 am
My robot fell down the stairs and I have never laughed harder

Last post by shill « Sat Mar 07, 2026 8:43 pm
Replies: 15
by green28 » Sun Feb 15, 2026 8:44 am
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220 Views

Last post by shill
Sat Mar 07, 2026 8:43 pm
How much Python vs C++ do you actually need for a hobbyist build's control code?

Last post by servosan90 « Sun Mar 01, 2026 10:07 am
Replies: 10
by servosan90 » Tue Feb 24, 2026 2:20 am
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223 Views

Last post by servosan90
Sun Mar 01, 2026 10:07 am
Best forums/Discords for humanoid DIY builders besides here?

Last post by mia.weber « Thu Feb 26, 2026 9:19 pm
Replies: 10
by james15 » Wed Feb 18, 2026 1:29 pm
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Last post by mia.weber
Thu Feb 26, 2026 9:19 pm
Sourcing small harmonic drives as a hobbyist - is it even feasible?

Last post by richard36 « Thu Feb 19, 2026 2:22 pm
Replies: 16
by gimbalmar65 » Sat Jan 17, 2026 11:49 am
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310 Views

Last post by richard36
Thu Feb 19, 2026 2:22 pm
What did you wish someone told you before starting your first humanoid build?

Last post by carlossanchez « Sat Jan 31, 2026 8:32 pm
Replies: 22
by nicole57 » Tue Nov 25, 2025 6:45 pm
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22 Replies

460 Views

Last post by carlossanchez
Sat Jan 31, 2026 8:32 pm
Cheapest reliable IMU + power board combo for a first robot?

Last post by shill « Tue Jan 20, 2026 5:37 am
Replies: 27
by benjaminsanchez » Tue Oct 14, 2025 11:27 am
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27 Replies

339 Views

Last post by shill
Tue Jan 20, 2026 5:37 am
What's a realistic weekend project to learn ROS2 before touching real hardware?

Last post by gary.tanaka2 « Fri Jan 16, 2026 10:26 am
Replies: 11
by jwang » Thu Jan 08, 2026 4:29 am
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237 Views

Last post by gary.tanaka2
Fri Jan 16, 2026 10:26 am
3D printed gears wearing out fast - anyone found a better filament/infill combo?

Last post by chenperez « Tue Dec 16, 2025 2:14 pm
Replies: 27
by jonathan.rao1 » Mon Aug 25, 2025 7:56 am
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27 Replies

303 Views

Last post by chenperez
Tue Dec 16, 2025 2:14 pm
What went wrong in my first walking attempt (video inside, sort of embarrassing)

Last post by park44 « Fri Dec 12, 2025 7:42 pm
Replies: 22
by betty.king » Sat Sep 27, 2025 1:55 am
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224 Views

Last post by park44
Fri Dec 12, 2025 7:42 pm
First time building a robot arm before going full humanoid - good idea?

Last post by gary.tanaka2 « Sat Dec 06, 2025 7:33 am
Replies: 23
by choi98 » Sun Sep 07, 2025 4:35 pm
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23 Replies

316 Views

Last post by gary.tanaka2
Sat Dec 06, 2025 7:33 am
How do you balance weight budget on a DIY build without a real materials lab?

Last post by rao91 « Sat Nov 29, 2025 5:36 am
Replies: 18
by camila.jackson0 » Mon Oct 20, 2025 6:50 am
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105 Views

Last post by rao91
Sat Nov 29, 2025 5:36 am
Anyone tried adapting a quadruped kit's actuators for a biped project?

Last post by giulia.roberts4 « Mon Nov 24, 2025 11:30 am
Replies: 13
by charlesbianchi » Tue Nov 04, 2025 4:19 pm
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271 Views

Last post by giulia.roberts4
Mon Nov 24, 2025 11:30 am
Anyone running a Raspberry Pi vs Jetson for their DIY build's brain?

Last post by matthew43 « Sat Nov 22, 2025 6:49 pm
Replies: 17
by chenperez » Tue Sep 23, 2025 1:42 pm
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17 Replies

331 Views

Last post by matthew43
Sat Nov 22, 2025 6:49 pm
Community build-along - anyone want to do a group project this quarter?

Last post by dubois35 « Wed Nov 19, 2025 4:27 am
Replies: 20
by servoken70 » Fri Oct 03, 2025 3:21 pm
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427 Views

Last post by dubois35
Wed Nov 19, 2025 4:27 am
How are people affording motion capture for training their DIY robot's gait?

Last post by kwilliams « Mon Oct 13, 2025 6:37 pm
Replies: 17
by johnrossi » Mon Sep 01, 2025 1:20 am
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329 Views

Last post by kwilliams
Mon Oct 13, 2025 6:37 pm
What's the actual hardest part of a DIY humanoid build - mechanical or software?

Last post by karen.chen3 « Fri Sep 26, 2025 1:28 pm
Replies: 25
by chloe_jack » Mon Jun 30, 2025 3:11 pm
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25 Replies

397 Views

Last post by karen.chen3
Fri Sep 26, 2025 1:28 pm
Best open-source control software for a hobbyist biped right now?

Last post by carlossanchez « Thu Aug 21, 2025 12:44 pm
Replies: 15
by sarah.santos3 » Fri Jul 25, 2025 12:10 pm
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15 Replies

251 Views

Last post by carlossanchez
Thu Aug 21, 2025 12:44 pm
Sharing my BOM for a small biped under $3k - feedback welcome

Last post by benjaminsanchez « Fri Aug 01, 2025 11:34 am
Replies: 13
by jonathan.rao1 » Tue Jul 08, 2025 1:14 am
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13 Replies

236 Views

Last post by benjaminsanchez
Fri Aug 01, 2025 11:34 am

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