Electronics

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31Mmembers

Explore engineering subreddits

Find the largest and most popular engineering subreddits on Reddit in 2026, ranked by member count. Mechanical, electrical, civil and chemical engineers, students, CAD users and anyone curious how things are built and why they break. Popular subreddits include Engineering, AskEngineers, AutoCAD and EngineeringPorn. Our stats are always fresh

Categorized Engineering subreddits: 91Scanned subreddits: 125.163Subreddits waiting: 14

Rank	Subreddit	Members?	Daily posts?	Scanned?	Growth?	Age?		View and save subreddits
1	AskEngineersRules	2.748.949	4.6	7 days ago	+0.1%	15 years	Engineering	Open galleryOpen
2	electronicsRules	1.431.203	1.7	6 days ago	+0.2%	18 years	Engineering	Open galleryOpen
3	EEngineeringStudentsRules	1.025.145	48	6 days ago	+0.4%	15 years	Engineering	Open galleryOpen
4	mechanical_gifsRules	984.924	0.1	6 days ago	+0%	13 years	Engineering	Open galleryOpen
5	AskElectronicsRules	951.087	31	6 days ago	+0.4%	15 years	Engineering	Open galleryOpen
6	EengineeringRules	749.442	0.4	6 days ago	+0.3%	18 years	Engineering	Open galleryOpen
7	BtechtardsRules	452.064	89	6 days ago	+0.6%	5 years	Engineering	Open galleryOpen
8	ElectricalEngineeringRules	379.165	19	6 days ago	+0.6%	15 years	Engineering	Open galleryOpen
9	toolgifsRules	310.119	3.7	5 days ago	+1.4%	4 years	Engineering	Open galleryOpen
10	MechanicalEngineeringRules	292.469	20	5 days ago	+0.8%	15 years	Engineering	Open galleryOpen
11	embeddedRules	291.697	11	5 days ago	+1.5%	18 years	Engineering	Open galleryOpen
12	EECERules	250.355	6.7	5 days ago	+0.6%	17 years	Engineering	Open galleryOpen
13	civilengineeringRules	233.668	27	5 days ago	+0.5%	18 years	Engineering	Open galleryOpen
14	StructuralEngineeringRules	156.367	9.1	4 days ago	+0.7%	14 years	Engineering	Open galleryOpen
15	AerospaceEngineeringRules	147.359	3.7	4 days ago	+0.6%	15 years	Engineering	Open galleryOpen
16	PLCRules	143.707	7.1	4 days ago	+1.2%	17 years	Engineering	Open galleryOpen
17	ChemicalEngineeringRules	142.019	9.5	4 days ago	+0.5%	17 years	Engineering	Open galleryOpen
18	engineeringmemesRules	135.645	0.9	4 days ago	+0.3%	13 years	Engineering	Open galleryOpen
19	SolidWorksRules	132.617	11	4 days ago	+1.2%	16 years	Engineering	Open galleryOpen
20	Fusion360	132.262	11	4 days ago	+0.9%	11 years	Engineering	Open galleryOpen
21	LLaserCleaningPorn	129.159	0.7	4 days ago	+0.2%	13 years	Engineering	Open galleryOpen
22	SshittyaskelectronicsRules	112.549	4.5	3 days ago	+1.3%	12 years	Engineering	Open galleryOpen
23	PPrintedCircuitBoardRules	105.807	5.2	3 days ago	+1.5%	13 years	Engineering	Open galleryOpen
24	MmanufacturingRules	105.143	4.1	3 days ago	+1.5%	17 years	Engineering	Open galleryOpen
25	FFPGA	97.945	9.1	3 days ago	+1.4%	15 years	Engineering	Open galleryOpen
26	ComputerEngineeringRules	73.480	5.5	2 days ago	+0.7%	13 years	Engineering	Open galleryOpen
27	SurveyingRules	69.998	11	2 days ago	+1.1%	14 years	Engineering	Open galleryOpen
28	FreeCAD	68.543	11	2 days ago	+3.1%	14 years	Engineering	Open galleryOpen
29	EngenhariaRules	65.651	8.1	45 hours ago	+0.9%	8 years	Engineering	Open galleryOpen
30	Cchipdesign	62.541	7.7	40 hours ago	+2.6%	15 years	Engineering	Open galleryOpen
31	SsreRules	58.705	1.9	34 hours ago	+1.9%	13 years	Engineering	Open galleryOpen
32	ControlTheoryRules	58.674	1.6	34 hours ago	+1.9%	13 years	Engineering	Open galleryOpen
33	PCBRules	54.144	16	26 hours ago	+4.2%	13 years	Engineering	Open galleryOpen
34	Sketchup	53.346	3.1	24 hours ago	+1.1%	16 years	Engineering	Open galleryOpen
35	FRCRules	51.225	1.0	20 hours ago	+0.3%	16 years	Engineering	Open galleryOpen
36	CCutawayporn	48.464	0.6	15 hours ago	+2%	14 years	Engineering	Open galleryOpen
37	CFD	48.225	3.6	14 hours ago	+1.7%	17 years	Engineering	Open galleryOpen
38	IIndianEngineersRules	47.193	13	12 hours ago	+2.7%	11 years	Engineering	Open galleryOpen
39	WwomenEngineersRules	45.316	N/A	7 hours ago	+1.5%	11 years	Engineering	Open galleryOpen
40	FFSAE	44.626	N/A	5 hours ago	+1.1%	15 years	Engineering	Open galleryOpen
41	Eelectronic_circuitsRules	43.356	N/A	2 hours ago	+3.6%	16 years	Engineering	Open galleryOpen
42	Iinventors	38.948	N/A	2 days ago	+2.6%	15 years	Engineering	Open galleryOpen
43	CCivilEngineers_PHRules	35.889	N/A	2 days ago	+1.7%	3 years	Engineering	Open galleryOpen
44	Rrhino	35.237	N/A	2 days ago	+1.2%	17 years	Engineering	Open galleryOpen
45	PPE_Exam	34.811	N/A	7 days ago	+1.2%	11 years	Engineering	Open galleryOpen
46	IindustrialengineeringRules	34.201	N/A	2 days ago	+2.5%	15 years	Engineering	Open galleryOpen
47	materials	31.674	N/A	42 hours ago	+2.7%	18 years	Engineering	Open galleryOpen
48	nondestructivetesting	31.313	N/A	41 hours ago	+0.6%	12 years	Engineering	Open galleryOpen
49	AAcoustics	30.981	N/A	40 hours ago	+2.4%	15 years	Engineering	Open galleryOpen
50	Bbioengineering	30.795	N/A	39 hours ago	+1.6%	15 years	Engineering	Open galleryOpen
51	OOpticsRules	30.510	N/A	8 days ago	+3.4%	16 years	Engineering	Open galleryOpen
52	FluidMechanicsRules	29.915	N/A	8 days ago	+2.8%	11 years	Engineering	Open galleryOpen
53	MMechanicalEngineerRules	29.688	N/A	36 hours ago	+3.5%	14 years	Engineering	Open galleryOpen
54	metallurgyRules	29.327	N/A	35 hours ago	+2%	14 years	Engineering	Open galleryOpen
55	BiomedicalEngineers	28.897	N/A	33 hours ago	+1.9%	17 years	Engineering	Open galleryOpen
56	WastewaterRules	28.154	N/A	30 hours ago	+1.6%	17 years	Engineering	Open galleryOpen
57	Mmechatronics	28.074	N/A	30 hours ago	+4.6%	18 years	Engineering	Open galleryOpen
58	MMEPEngineeringRules	27.693	N/A	8 days ago	+1.1%	11 years	Engineering	Open galleryOpen
59	aerodynamicsRules	26.812	N/A	9 days ago	+1.4%	12 years	Engineering	Open galleryOpen
60	AutomotiveEngineeringRules	23.000	N/A	1 hour ago	+3.8%	9 years	Engineering	Open galleryOpen
61	ingenieurs	22.898	N/A	1 hour ago	+2.3%	2 years	Engineering	Open galleryOpen
62	MetrologyRules	21.942	N/A	8 days ago	+0.8%	14 years	Engineering	Open galleryOpen
63	EEnvironmentalEngineerRules	21.829	N/A	8 days ago	+0.8%	11 years	Engineering	Open galleryOpen
64	systems_engineeringRules	21.529	N/A	8 days ago	+2.7%	16 years	Engineering	Open galleryOpen
65	BbimRules	20.520	N/A	9 days ago	+2.3%	17 years	Engineering	Open galleryOpen
66	MMotors	19.482	N/A	8 days ago	+1.3%	12 years	Engineering	Open galleryOpen
67	Eeletronica	19.171	N/A	8 days ago	+6.3%	10 years	Engineering	Open galleryOpen
68	AskRoboticsRules	18.834	N/A	9 days ago	+4.3%	3 years	Engineering	Open galleryOpen
69	breadboard	18.742	N/A	18 hours ago	+4.5%	16 years	Engineering	Open galleryOpen
70	Ssteamporn	18.354	N/A	2 days ago	+0.3%	13 years	Engineering	Open galleryOpen
71	FastenersRules	17.996	N/A	8 days ago	+3.8%	14 years	Engineering	Open galleryOpen
72	GGeotech	17.453	N/A	8 days ago	+0.6%	13 years	Engineering	Open galleryOpen
73	LiDAR	17.167	N/A	8 days ago	+3.1%	13 years	Engineering	Open galleryOpen
74	InjectionMoldingRules	16.340	N/A	8 days ago	+1.2%	13 years	Engineering	Open galleryOpen
75	OnshapeRules	15.930	N/A	8 days ago	+1.6%	11 years	Engineering	Open galleryOpen
76	highvoltage	15.380	N/A	8 days ago	+3.5%	16 years	Engineering	Open galleryOpen
77	Rremotesensing	15.035	N/A	8 days ago	+1.9%	16 years	Engineering	Open galleryOpen
78	btechRules	14.942	N/A	9 days ago	+7.8%	13 years	Engineering	Open galleryOpen
79	LLeanManufacturing	14.091	N/A	8 days ago	+1.8%	13 years	Engineering	Open galleryOpen
80	enginesRules	14.078	N/A	8 days ago	+6.6%	16 years	Engineering	Open galleryOpen
81	AutodeskInventorRules	13.855	N/A	9 days ago	+0.8%	13 years	Engineering	Open galleryOpen
82	Oopenscad	12.932	N/A	8 days ago	+0.8%	13 years	Engineering	Open galleryOpen
83	EngineeringTR	12.827	N/A	8 days ago	+5.4%	1 year	Engineering	Open galleryOpen
84	EElectricalEngineers	12.579	N/A	8 days ago	+8.5%	11 years	Engineering	Open galleryOpen
85	Electronicsinindia	12.470	N/A	8 days ago	+4.5%	11 months	Engineering	Open galleryOpen
86	tinkercad	12.411	N/A	8 days ago	+1.1%	12 years	Engineering	Open galleryOpen
87	OnlyCNC	11.876	N/A	14 days ago	N/A	1 year	Engineering	Open galleryOpen
88	civil3dRules	11.307	N/A	8 days ago	+1.3%	13 years	Engineering	Open galleryOpen
89	HydraulicsRules	11.305	N/A	4 days ago	+1.4%	15 years	Engineering	Open galleryOpen
90	EEPowerElectronics	10.987	N/A	5 days ago	+5.8%	1 year	Engineering	Open galleryOpen
91	ArchiCADRules	10.662	N/A	7 days ago	+1.3%	16 years	Engineering	Open galleryOpen

1.196

Technology

Phones, computers and gadgets, tech news, tech support, home servers and audio gear, from every brand

155

Cybersecurity

Security work and study, ethical hacking, malware, bug bounties, online privacy and avoiding scams

Machine learning

Machine learning as a field: research and papers, training models and running AI on your own machine

156

General AI

AI for everyone: chatbots and assistants, AI companions, the latest news and where it is all heading

Generative AI

Pictures, videos, music and voices made with AI, and the tools, prompts and workflows behind them

Vibe coding

Building software by talking to AI, with coding assistants, AI code editors and app builders

240

Programming

Writing software: programming languages, learning to code, web development, computer science and developer humor

Data & analytics

Data science, statistics, spreadsheets, SQL, dashboards and charts that show the numbers well

Websites & blogging

Blogging, WordPress, hosting, domains and newsletters, for people who build and run their own websites

204

Science

Physics, chemistry, biology, psychology, earth science, math, new research and questions for scientists

Space

Planets and stars, rockets and spaceflight, NASA and SpaceX, telescopes and photos of the night sky

Trades & construction

Electricians, plumbers, carpenters, welders, HVAC and construction work, from job sites to heavy equipment