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ACTIVE SALE

Funding
Braiins Operations

Total subscription
15,000,000 CZK
Interest
9.5% per annum
Issuer
Braiins Systems s.r.o.

2023

ACTIVE SALE

Funding hardware R&D division

100 MIO CZK

9,5% per annum

Hash Mining s.r.o.

MORE DETAILS

2022

ACTIVE SALE

Funding Braiins operations

20 MIO CZK

9,5% per annum

Braiins Systems s.r.o.

MORE DETAILS

2021

SALE FINISHED

Funding Braiins operations

20 MIO CZK

9,5% per annum

Braiins Systems s.r.o.

MORE DETAILS

About Braiins

The company Braiins Systems, was founded in 2011. At the moment it employs about 100+ experts of 6 different nationalities. 

Our products and services
Braiins Pool

World’s first mining pool with more than 1.25 million BTC mined since 2011.

Operates the first and oldest Bitcoin mining pool.

Over 12,000 clients from 100 countries around the world have connected more than 100,000 mining devices to the pool.

Braiins Pool is operated by Braiins Mining Ltd.

Enterprise edition firmware for ASIC miners

Braiins OS runs on more than 100 000 devices.

The Enterprise version of the original open-source Braiins OS firmware now supports the majority of the devices from Bitmain. This accounts for about 60% of the BTC mining machines market. First version of the firmware was released 04/2020.

Open-source firmware for ASIC miners

Other products and services are under development

Why are we issuing bonds?

Investment into development of products and services
Development of new products

Development of new products and improving the existing products.

PARAMETERS

Total subscription
15,000,000 CZK
Date of issue
1. 10. 2025
Interest
9.5% p.a. with quarterly interest payments
Subscription period
1. 10. 2025 - 30. 9. 2028
Nominal value of the bond
50,000 CZK
Minimum subscription amount
50,000 CZK
Maturity date
30. 9. 2028
Transferable
Yes
Detailed terms and conditions
Terms and conditions of issue here.
Bulk device installation & automatic updates
Quick startup
Unlocked SSH
Immersion cooling ready
Pre-heat option
BOSminer developed from scratch in Rust
Stratum V1 & V2 implementation
Fully open-source

FAQ

How can I install and run the Braiins Farm Proxy using Windows?

Linux and ARM architecture are supported, not Windows. Braiins Farm Proxy can be either downloaded as a stack of Docker containers (together with Prometheus, Grafana and Node Exporter) or as a standalone image from the public Braiins Github repository.

Can I run Farm Proxy as a standalone application rather than in a stack of Docker containers?

Yes, it can be downloaded and run as a standalone application. The image is available on the public Braiins Github repository.

Which mining pools can I use with the Braiins Farm Proxy?

All major publicly available mining pools are supported by Braiins Farm Proxy. Tested mining pools are: AntPool, Binance pool, BTC.com pool, F2Pool, Luxor, Poolin, SBI Crypto Pool, Braiins Pool, ViaBTC pool.

Which ASIC firmwares can be connected to the Braiins Farm Proxy?

Tested miners were Antminers S9, X17, X19, Whatsminers M2x/M3x and Avalon miners with stock firmware and Braiins OS+.

FAQ

How can I install and run the Braiins Farm Proxy using Windows?

Linux and ARM architecture are supported, not Windows. Braiins Farm Proxy can be either downloaded as a stack of Docker containers (together with Prometheus, Grafana and Node Exporter) or as a standalone image from the public Braiins Github repository.

Can I run Farm Proxy as a standalone application rather than in a stack of Docker containers?

Yes, it can be downloaded and run as a standalone application. The image is available on the public Braiins Github repository.

Which mining pools can I use with the Braiins Farm Proxy?

All major publicly available mining pools are supported by Braiins Farm Proxy. Tested mining pools are: AntPool, Binance pool, BTC.com pool, F2Pool, Luxor, Poolin, SBI Crypto Pool, Braiins Pool, ViaBTC pool.

Which ASIC firmwares can be connected to the Braiins Farm Proxy?

Tested miners were Antminers S9, X17, X19, Whatsminers M2x/M3x and Avalon miners with stock firmware and Braiins OS+.

FAQ

How can I install and run the Braiins Farm Proxy using Windows?

Linux and ARM architecture are supported, not Windows. Braiins Farm Proxy can be either downloaded as a stack of Docker containers (together with Prometheus, Grafana and Node Exporter) or as a standalone image from the public Braiins Github repository.

Can I run Farm Proxy as a standalone application rather than in a stack of Docker containers?

Yes, it can be downloaded and run as a standalone application. The image is available on the public Braiins Github repository.

Which mining pools can I use with the Braiins Farm Proxy?

All major publicly available mining pools are supported by Braiins Farm Proxy. Tested mining pools are: AntPool, Binance pool, BTC.com pool, F2Pool, Luxor, Poolin, SBI Crypto Pool, Braiins Pool, ViaBTC pool.

Which ASIC firmwares can be connected to the Braiins Farm Proxy?

Tested miners were Antminers S9, X17, X19, Whatsminers M2x/M3x and Avalon miners with stock firmware and Braiins OS+.

Benefits

Quick startup

means less downtime for your devices and more Bitcoin in your wallet.

Quick startup

means less downtime for your devices and more Bitcoin in your wallet.

Quick startup

means less downtime for your devices and more Bitcoin in your wallet.

FAQ

What do we use the collected money for?

The raised funds will be used for ongoing operations and the development of new software products that strategically build on our mining pool.

How can we afford to pay back the bonds?

Profit from commissions for providing mining pool services and development fee for our firmware.

How did we do with our previous bond offering?

Our last offering was oversubscribed and all interest payments have been made to schedule so far. Interested parties who were unable to secure an allocation in the last offering have been added to a waiting list for future offerings.

How do we deliver the bond to the buyer?

By post, in person and possibly by a third party.

How are the bonds secured?

The bonds are secured by all the assets of the issuing company. At the same time, none of the bond holders has preferential or disadvantageous terms and conditions in relation to the other bond holders, nor do they have any additional rights and obligations towards them.

How are interest payments calculated and what is the payment schedule?

The interest is calculated annually (9.5% per annum) and on a straight-line basis. Interest payments are made at the end of every quarter, to the account of the bondholder.

How are bond yields taxed?

For individuals, we withhold tax on the proceeds so that the owner receives the interest after tax. Legal persons, whether companies or entities, tax the interest themselves according to the tax regime in which they operate.

REACH OUT TO US

If you are interested in purchasing our bonds, please reach out to us via this form.

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