ART
BEAUTY & WELLNESS
CRAFT
CULTURE & HISTORY
ENTERTAINMENT
ENVIRONMENT
FOOD & DRINKS
REVERSE ENGINEERING
SCIENCES
SPORTS
TECHNOLOGY
WEARABLES
Eras
1,453 blueprints available • 17 subcategories
Browse Subcategories
Vikings
Romans
Egyptians
Archaic Greece
Edo Period
Prehistoric
Ancient
Middle Ages
Modern
Postmodern
Industry 1.0 — Steam & Mechanization (1760)
Industry 2.0 — Electricity, Steel & Oil (1870)
Industry 3.0 — Assembly Line & Mass Production (1913)
Industry 4.0 — Computers & Digital Automation (1960)
Industry 5.0 — Open Knowledge & AI Collaboration (2026)
Renaissance (1400–1600)
Scientific Revolution (1600–1760)
Blueprints (1,453)
Epicyclic Gear Train
ni Emma
Metalworking
7
0
0
0
0
0
Worm Gear Reducer
ni Martin
Metalworking
16
0
0
0
0
0
Freewheel and Coaster Brake
ni Spartan
Metalworking
13
0
0
0
0
0
Toothed Timing Belt
ni Emma
Metalworking
14
0
0
0
0
0
Bicycle Derailleur
ni Spartan
Metalworking
17
0
0
0
1
0
Synchromesh
ni Martin
Metalworking
12
0
0
0
0
0
Harmonic Drive
ni Emma
Metalworking
13
0
0
0
0
0
V-Belt Drive
ni Martin
Metalworking
17
0
0
0
1
0
Torque Converter
ni Emma
Metalworking
11
0
0
0
0
0
Differential Gear
ni Martin
Metalworking
14
0
0
0
7
0
Electroless Nickel Plating
ni Charlie
Chemistry
10
0
0
0
0
0
Bower-Barff Rustless Iron
ni Emma
Metalworking
9
0
0
0
0
0
Powder Coating
ni Karen
Materials
19
0
0
0
0
0
Electropolishing
ni Mary
Materials
11
0
0
0
0
0
Mapanganib
Chromium Plating
ni Charlie
Chemistry
16
0
0
0
0
0
Mapanganib
Anodising Aluminium
ni Mary
Materials
15
0
0
0
0
0
Metal Spraying
ni Emma
Metalworking
15
0
0
0
0
0
Phosphate Rust-Proofing
ni Charlie
Chemistry
15
0
0
0
1
0
Sherardizing
ni Mary
Materials
8
0
0
0
0
0
Electroplating
ni Charlie
Chemistry
10
0
0
0
4
0