Open Source
Blueprints for Everyone
Discover thousands of public-domain and open-source blueprints, schematics, and designs. From electronics to architecture to 3D printing — find inspiration and plans for your next project.
105
Blueprints
5
Categories
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Open Source
Featured Blueprints
Popular and highly-used open-source projects
Arduino UNO
Open-source microcontroller board. The world's most popular electronics platform.
by Arduino
ESP32 Development Board
Wi-Fi and Bluetooth enabled MCU for IoT.
by Espressif Systems
Raspberry Pi 4
Quad-core ARM processor running Linux.
by Raspberry Pi Foundation
Explore by Category
Browse blueprints organized by type. Whether you're into hardware, architecture, or software design — we've got you covered.
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Hardware & Electronics
Arduino, Raspberry Pi, DIY circuits, and open-source electronic devices designed for makers and tinkerers.
45 blueprints
🏠
Architecture & Housing
Open-source building plans, sustainable housing, and DIY construction blueprints for homes worldwide.
20 blueprints
🖨️
3D Printing & Manufacturing
RepRap 3D printers, open-source medical devices, prosthetic designs, and printable components.
15 blueprints
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Mechanical & Appropriate Tech
Open Source Ecology tools, sustainable machinery, farm equipment, and low-tech solutions.
15 blueprints
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Software Architecture
System design templates, architectural patterns, and coding blueprints for developers.
10 blueprints
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