Mining hardware that truly belongs to you.
Mine Bitcoin yourself – with quiet, efficient open-source hardware and a real shot at your own block. Ordered today, shipped within 24h.
Which miner fits you?
Three picks, one decision – you can’t go wrong.
Bitaxe Gamma 601 | 1.3 TH/s
The classic to get going – quiet, efficient, online in 5 minutes.
NerdQaxe ++ | 4.8 TH/s
4.8 TH/s with display – the sweet spot of chance and price.
NerdOctaxe | 12 TH/s
12 TH/s from 8 ASICs – the biggest block chance we sell.
Not sure? Calculate block chance & power cost →
Not ready to buy? Rent a miner.
Real Bitcoin hashrate works around the clock on your Bitcoin address – from €5/week. Every ~10 minutes a fresh shot at the block: hit it, and the full 3.125 BTC + fees pay out straight to you. No detour through us.
All products
Open-source miners & accessories – items in stock ship within 24 hours.
⭐ Bestseller Sold out · 12 days Bitaxe Gamma 601 | 1.3 TH/s
~1.3 TH/sThe open-source classic: a single BM1370 ASIC, perfect for solo mining. Available with a quiet Noctua fan.
Sold out Bitaxe Gamma Copper Pro | 1.5 TH/s
~1.5 TH/sThe Bitaxe Gamma with a full-copper cooler: around 1.5 TH/s at about 22 watts out of the box, with headroom for tuning.
Sold out Bitaxe GT 801 | 2.15 TH/s
~2.15 TH/sDual-BM1370 powerhouse – nearly double the hashrate in a tiny open-source form factor.
Sold out Nerdaxe Gamma | 1.3 TH/s
~1.3 TH/sOpen-source Bitcoin miner with a large 1.9" display.
Sold out · 12 days NerdQaxe ++ | 4.8 TH/s
~4.8 TH/sFour BM1370 ASICs for much more hashrate – quiet & efficient.
Sold out NerdOctaxe | 12 TH/s
~12 TH/sEight BM1370 ASICs, up to 12 TH/s – the maximum block chance.
Avalon Nano 3S | 6 TH/s
~6 TH/sCompact plug-and-play home miner – quiet, ready to run, 6 TH/s.
Pre-order Nerdaxe Gaia | 2.6 TH/s
~2,6 TH/sNew BM1373 ASIC with ~2.6 TH/s and a large 1.9" display: double the hashrate of the previous generation.
Pre-order Nerdaxe Gaia Copper Pro | 3 TH/s
~3 TH/sThe Gaia with a copper cooler: one BM1373 factory-set to around 3 TH/s at about 33 watts, fully assembled.
Sold out Bitaxe Supra Hex 702 | 4.2 TH/s
~4,2 TH/sSix BM1368 ASICs at ~4.2 TH/s – significantly more performance than classic single-ASIC Bitaxe.
NerdOctaxe Hydro | 14 TH/s
~14 TH/sEight BM1370 ASICs with hydro cooling – up to 14 TH/s, compact and quiet.
ICE Tower Low Profile Kit
Maximum cooling for overclocking (Bitaxe/Nerdaxe).
ICE Tower Kit
Cooling upgrade with a quiet Noctua fan.
AXP60 Copper Pro
Full-copper upgrade for the Bitaxe Gamma and Nerdaxe Gaia: 210 g of copper, two heat pipes, a 60 mm fan.
AXP90 Copper Pro
Full-copper cooler with four heat pipes and a 92 mm fan, built for the NerdQaxe ++ and NerdOctaxe.
NerdQaxe Performance Case
3-piece case with maximum ventilation.
LiquidBox V5 | Bitcoin Full Node
Your own Bitcoin full node with Umbrel OS – verify, don't trust.
5% off – just for signing up.
Your code arrives instantly and is valid for 14 days. After that you only hear from us when it matters: restocks, new gear and deals – before we post them anywhere.
Why buy from Open Source Miners?
We don't sell anything we don't run ourselves: our own fleet mines around the clock on the exact hardware in this shop.
Open AxeOS firmware instead of a black box
Bitaxe, NerdQaxe & co. are open-source Bitcoin miners with open AxeOS firmware: every setting transparent, clock and voltage fully configurable. Flash firmware updates in minutes with our free web flasher – right in the browser, no extra software.
In stock in the EU – shipped within 24 hours
Every miner marked as available is in stock and ships within 24 hours with tracking – no customs fees, no import-VAT surprises. Shop availability is always up to date; if something sells out, the restock alert notifies you first.
Support from miners, for miners
We run Bitaxe and NerdQaxe miners around the clock ourselves. Whether solo mining, pool setup, WiFi or cooling – the person answering has the same device on their own desk. In English or German.
Bitcoin only – and you can pay in it
SHA-256 hardware, no altcoins, no "cloud mining" promises. Pay by Lightning or on-chain, card or PayPal – guest checkout, no account required.
What our customers say
4.8 out of 5 stars – a selection from 300+ reviews
Ernsthafter, aber home-tauglich
„Sehr gutes Gerät, wenn man Mining etwas ernsthafter betreiben will – und trotzdem noch absolut home-tauglich bleibt."
Hochwertig und durchdacht
„Wirkt hochwertig und durchdacht. Für mich ein Gerät für Leute, die Bitcoin-Mining wirklich mögen."
Kompakt und stabil
„Die Kombination aus kompakter Bauweise und ordentlicher Leistung gefällt mir sehr gut. Steht im Büro und läuft stabil."
Kompakt und effektiv
„Kompakt, sauber verarbeitet und effektiv – ideal, wenn der Miner sichtbar im Büro oder Regal steht."
Einfacher Einstieg
„Ich wollte einen möglichst einfachen Einstieg ins Mining – der Nano 3S war dafür genau richtig."
Der Mittelweg
„Ich wollte kein lautes Industriegerät, aber trotzdem mehr Hashrate. Der Bitaxe GT ist genau dieser Mittelweg."
Schneller Check dank Display
„Die Einrichtung war unkompliziert, und das Display hilft enorm beim schnellen Check. Genau richtig für den Alltag."
Modernes Home-Mining
„Mehr Hashrate, aber weiterhin klein und effizient genug für zuhause. Genau so stelle ich mir modernes Home-Mining vor."
Technik trifft Bedienbarkeit
„Schöner Mix aus Technik und Bedienbarkeit. Gerade das Display macht das Ganze viel greifbarer."
Power, ohne den Ansatz aufzugeben
„Ich mag, dass man mehr Leistung bekommt und trotzdem beim Open-Source-Gedanken bleibt. Genau mein Ding."
Buy open-source Bitcoin miners – fast premium shipping
At Open Source Miners you get open-source Bitcoin mining hardware for the home: from the compact Bitaxe Gamma 601 through the NerdQaxe ++ to the powerful NerdOctaxe with up to 12 TH/s. Every device runs the open AxeOS firmware – no vendor lock-in, no manufacturer account, no black box. Hardware you truly own. Not sure which model fits? Our miner comparison lines them all up by hashrate, power draw and price.
Why open mining hardware?
Bitaxe, Nerdaxe and NerdQaxe are based on the efficient BM1370 ASIC and are deliberately open: you control pool, frequency and voltage yourself and watch hashrate and temperature in real time. That makes them ideal for solo mining and for everyone who wants to not just hold Bitcoin but understand and actively support it. Want to try before hardware arrives at your door? Rent a Bitcoin miner from €5 per week – real hashrate mining to your own address. Our FAQ answers common questions; for anything else use the contact page.