Open Source Miners
Guides

Mining knowledge, clearly explained.

Guides, comparisons and basics around open-source Bitcoin mining.

Guide

Bitcoin mining at home – the big guide for beginners

Hardware, setup, pools, electricity costs, cooling and profitability: your complete, honest guide to home mining with open hardware – understandable from zero.

03. June 2026 · 13 min read

Tutorial

AxeOS tuning: setting frequency & voltage correctly

More efficiency instead of more crashes: how to optimize your Bitaxe’s frequency and voltage in small, safe steps – with the right eye on J/TH and temperature.

02. June 2026 · 8 min read

Basics

What is open-source Bitcoin mining? Bitaxe, NerdQaxe & AxeOS explained

Why open hardware and open firmware make the difference: how open-source miners are built, how AxeOS works and what concrete benefits you get from it.

01. June 2026 · 7 min read

Comparison

NerdQaxe ++ vs. NerdOctaxe: which home miner suits you?

Four ASICs or eight? We compare hashrate, power consumption, noise, cooling and price in detail – so you choose the right device for your setup.

28. May 2026 · 7 min read

Guide

Solo mining with the Bitaxe – is it really worth it?

Lottery or investment? We do an honest calculation of how high the chance of a block is, what operation costs – and why tens of thousands of people mine solo anyway.

20. May 2026 · 7 min read

Tutorial

Setting up a Bitaxe & NerdQaxe: the complete guide

From unboxing to your first accepted share: connect WLAN, enter the mining pool and Bitcoin address in AxeOS, check the values – explained step by step.

12. May 2026 · 8 min read

Tutorial

Setting up a Bitaxe mining pool: choosing solo vs. pool correctly

Stratum URL, Bitcoin address, worker and fallback pool: how to enter your mining pool in AxeOS – and decide whether solo or pool mining suits you better.

28. April 2026 · 7 min read

Guide

Calculating electricity costs for Bitcoin mining – simple formula & examples

What does a home miner cost per month? The simple formula, concrete example values for Bitaxe, NerdQaxe and NerdOctaxe – plus saving tips with waste heat, solar and night tariffs.

15. April 2026 · 6 min read

Tutorial

Fixing Bitaxe problems: the most common errors and their fixes

No WLAN, no shares, low hashrate, overheating or constant reboots? The typical Bitaxe and NerdQaxe problems – and how to fix them step by step.

08. April 2026 · 8 min read

Guide

Calculating Bitcoin mining profitability realistically

Hashrate, difficulty, block reward and electricity costs: how to honestly estimate what home mining really yields – with a concrete example calculation for pool and solo.

05. April 2026 · 7 min read

Guide

Lottery miner explained: how a Bitaxe finds a whole block

Why a small Bitaxe can hit a complete Bitcoin block with some luck, how high the chance really is and why the block lottery fascinates so many.

28. March 2026 · 6 min read

Guide

Buying a Bitaxe: what to look out for (buying guide)

Generation, original vs. clone, power supply, cooling, firmware, EU shipping instead of customs hassle, warranty and support: the key buying criteria for your Bitaxe – with a checklist.

20. March 2026 · 8 min read