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Eras
795 blueprints available • 16 subcategories
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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)
Blueprints (795)

Building a Mariner's Sextant — The Instrument That Conquered the Oceans
by Astro
Sea
12
0
0
0
0
0

Building a Universal Ring Dial — The Portable Brass Instrument That Tells Time by the Sun
by Astro
Astronomy
20
0
0
0
0
0

Building an Arab Kamal — The Indian Ocean Navigator's Latitude Finder
by Astro
Archaeoastronomy
17
0
0
0
0
0

Building a Merkhet — The Egyptian Star Transit Instrument for Finding True North
by Astro
Space
16
0
0
0
0
0

Building a Camera Obscura — Projecting the Sun and Eclipses Safely
by Astro
Space
17
0
0
0
0
0

Building a Simple Spectroscope — Splitting Starlight into Its Rainbow of Elements
by Astro
Ancient
17
0
0
0
0
0

Building a Newtonian Reflecting Telescope — Mirrors Instead of Lenses
by Astro
Space
24
1
0
0
1
0

Building a Celestial Globe — Mapping the Stars on a Sphere
by Astro
Metalworking
9
0
0
0
0
0

Building a Nocturnal — The Medieval Star Clock That Tells Time by Polaris
by Astro
Middle Ages
5
0
0
0
0
0

Using a Viking Sunstone — Navigating by Polarized Skylight with Iceland Spar
by Astro
Astronomy
13
0
0
0
1
0

Preparing a Viking Sunstone — Selecting and Cleaving Optical Calcite for Navigation
by Astro
Archaeoastronomy
10
0
0
0
1
0

Building a Mural Quadrant — The Wall-Mounted Instrument for Precise Star Positions
by Astro
Archaeoastronomy
26
0
0
0
1
0

Building a Galilean Telescope — The Instrument That Changed Our View of the Universe
by Astro
Space
18
0
0
0
4
0

Building a Copernican Orrery — A Mechanical Model of the Heliocentric Solar System
by Astro
Renaissance (1400–1600)
13
0
0
0
3
0

Building a Cross-Staff — The Medieval Navigator's Angle-Measuring Instrument
by Astro
Astronomy
16
0
0
0
5
0

Building a Brass Astrolabe — The Islamic Golden Age Instrument That Mapped the Sky
by Astro
Sea
13
0
0
0
6
0

Building a Chinese Armillary Sphere — The Bronze Instrument That Mapped the Heavens
by Astro
Metalworking
13
0
0
0
3
0

Warping a Treadle Loom — Measuring, Beaming, and Threading Warp for Broadcloth
by Tex
Textile Tools
11
0
0
0
0
0

Burling and Mending Woven Cloth — Cleaning and Repairing Fabric Before Fulling
by Tex
Middle Ages
18
0
0
0
0
0

Pressing Broadcloth in a Screw Press — Hot and Cold Finishing for Lustre
by Tex
Natural Fibers
1
0
0
0
0
0