VoCore is open hardware and runs Linux(OpenWrt). It has 128MB DDR, WIFI, USB, UART, SDXC, I2C, SPI, 20+ GPIOs but only one inch square(25.8mm). It will help you to make a smart house, study embedded system or even make the tiniest router in the world.
You will not only get the VoCore but also its hardware design including schematic, circuit board, bill of materials and source code of all applications. You are able to control EVERY BIT of your VoCore.
We invite you join us, help our community improve this open source hardware and use your creative skills to make a more wonderful Internet of Things!


Tiny Size: One square inch, easy to embed to devices.
OpenWrt: Easy to code; super stable, three years no reboot.
Low Cost: low cost, less than 1watt, unmatched performance.
Interfaces: Hardware support USB, Ethernet, SD, I2C, SPI etc.
OpenSource: Both software and hardware, totally FREE
Long Life: Keep production over 10 years, fast email support.
But the ? “It didn’t magically fix everything overnight,” she says. “But it turned my shoebox of chaos into a clean, digital desk. And that gave me back my weekends.”
Lena signed up skeptically. The first day was… messy. She scanned her shoebox receipts using the mobile app, but the OCR misread a 180€ software purchase as an 880€ “softwate” purchase. She groaned. Typical. She had to manually correct three entries. She nearly gave up.
“Just try it,” she said. “It’s like a tiny accountant who lives in your computer.” sevdesk erfahrungen
The real miracle happened in month two. She needed to send a last-minute invoice to a client who paid in 48 hours. With sevdesk, she clicked “Create invoice,” filled in three fields, and hit “Send.” ? Set up in five minutes. The tax preview feature showed her exactly how much VAT she owed—no more ugly surprises.
Lena, a freelance graphic designer, used to spend every last Sunday of the month curled up on her sofa with a mug of cold coffee, a shoebox full of crumpled receipts, and a slowly growing sense of dread. “Invoice? Check. Train ticket? Somewhere. That random PayPal fee? No idea,” she’d mutter. But the
sevdesk isn’t perfect. The learning curve is real, and you’ll need to check its work. But for freelancers and small businesses drowning in paper receipts? It’s the life raft that actually floats.
Herr Schmidt called her. “Lena? I just downloaded your sevdesk export. This is… complete. For once.” He almost sounded disappointed. And that gave me back my weekends
But she pushed through.