soic

Open hardware: 107 KiCad PCB designs — SMD-to-THT breakout adapters, ATTiny/ATMega/ESP development boards, and a 39-part sensor line on a common JST-SH connector.

arduino attiny hardware i2c electronics esp32 pcb open-hardware sensors kicad atmega fritzing smd breakout-board pcb-design qfn tqfp soic tht vulos

• Updated Aug 11, 2026
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A collection of SMD breakout board designs (SOIC, TSSOP, QFN) to 2.54mm DIP headers for rapid prototyping and breadboarding.

hardware electronics pcb prototyping kicad breakout-board gerber-files pcb-design qfn soic tssop smd-adapter

• Updated Feb 25, 2026

SMD prototyping breakout panel - snap-apart adapter boards (SOIC, SOT, QFN) for hand-soldering SMD parts to 2.54 mm THT grid. Bare PCB.

adapter hardware electronics pcb prototyping kicad smd open-source-hardware breakout-board qfn soic

• Updated Aug 27, 2026