Sponsors and Partners

If you want to help the biggest Bulgarian conference for Free & Open Source Software, we will be delighted to find a way for you to join this OpenFest and promote you, your company and/or products in a way which is beneficial for you and our visitors.

Please reach us using the contacts below so that we can share more info about how this partnership will be useful:

email: sponsors@openfest.org

Banana. Phone. Banafo.

RECORD, LISTEN, TRANSCRIBE and ADD NOTES to your conversations! With Banafo.
Things we are bananas for: ASR, TTS, emotion detection, language identification, speaker identification, banana shakes, docker swarm, kubernetes, serious business with good sense of humor, linstor, rabbitmq, nodejs, microservices, mongodb, react.
Yellooo, we ain’t a startup. We started with Zoiper 17 years ago. We spun Banafo as an independent banana peel on any web conference, browser, conversation.
The Banafo ML (Machine Learning) team’s hobbies include training models and burning video cards.

Want to know more or just say yello, drop a line to yello@banafo.com

Economy.bg is an edition dedicated to business, economics and management. Economy.bg monitors essential trends in the world and Bulgarian economy which impact what is happening in Bulgaria, its key business sectors and companies as well as people who are part of them. Human Capital Part – the leading media in the field of human capital – is part of Economy.bg.

DataArt is a global technology consultancy that designs, develops and supports unique software solutions, helping clients take their businesses forward. Recognized for their deep domain expertise and superior technical talent, DataArt teams create new products and modernize complex legacy systems that affect technology transformation in the telecommunications, financial, healthcare, tourism, media and gaming industry sector.

HALO DX is a rapid growth technology company that creates life-changing patient insights and outcomes in radiology. The company also offers unparalleled outcomes and a patient-first experience. They leveraging leading-edge artificial intelligence, mobile, and SaaS technology as well as the latest in genomics-based companion diagnostics and research. The company’s mission is to improve human health and wellbeing via local and easy access to advanced diagnostics.


DevStyleR is a media for news from the IT industry, successes of companies and their teams, sports, health, lifestyle and everything relevant for software developers and specialists.

SAP has more than 200 million subscribers in the cloud user base and more than 102 400 employees in 140 countries. Established 21 years ago, the development center SAP Labs Bulgaria is one of the key subsidiaries of SAP SE. In the company currently work more than 1100 professionals and more than 80% of the teams are working on cloud topics. SAP Labs Bulgaria has a key role for the defining and developing SAP Business Technology Platform.


StorPool is an entirely Bulgarian company which develops its own software-defined storage product used by dozens of companies around the world. The unique software solution helps large corporations, cloud builders, SaaS vendors, MSPs, hosting and cloud providers to provide fast and reliable services to their customers. StorPool is one of the few Bulgarian companies that have successfully developed from a startup to a global storage vendor whose product is recognizable worldwide.
The company was founded in 2011 and continues to grow rapidly. Its main mission is to continue to provide a quality product that delivers value to the market as well as to compete successfully with global market leaders. StorPool’s belief is that there is a team of exceptional people behind every innovation and successful product. The intelligence and hard work of its team are the main driving force and they are the reason for the success of the company. They are the engine that drives it to continuous growth, provides an even better product and strengthens its position in the global market for storage solutions.


IPACCT is one of the leading Internet providers in Bulgaria. Its start was in 2000, and since 2003 it has been providing assistance to other ISPs with its own software.


init Lab is a Hackerspace in Sofia, a place to gather different people with hacker way of thinking and interesting ideas.

Our mission at Dev Craft is to deliver software solutions we are proud of. While doing so, we grow as professionals. We love to experiment with new technologies, deliver good code, and help to find solutions to all types of IT problems. We share our knowledge and we are open to new ideas and concepts. We love open-source software and giving back to society.
If you want to know more about us, drop us a line at hi@dev-craft.com.

DevriX coined “WordPress retainer” in 2015 and since then we have inspired thousands of agencies to follow in our footsteps. We build and maintain high-scale WordPress platforms up to 200M monthly page views. Over the past 11 years, our developers have crafted a dozen enterprise platforms, SaaS solutions, and complex subscription-based WordPress platforms that handle thousands of subsites for B2B customers. As one of the World’s Top 20 WordPress development agencies on the market, DevriX profiles in establishing long-term WordPress development partnerships and scaling businesses “the agile way”. Our tech team works side by side with expert DevOps, UX, AdOps, Marketing, Creative and Project Management talents to boost revenue and automate processes.

Capital Careers is a prestigious platform for career development and employer branding with over 20 years of history as a specialized media site.

We give people who want to actively manage their careers the opportunity to learn more about the business and find suitable positions.

We help companies upgrade their employer brand by presenting their business and offering jobs positions to an educated and engaged audience.

The FreeBSD Foundation is a 501(c)(3), US based, non-profit organization dedicated to supporting and promoting the FreeBSD Project and community worldwide. Funding comes from individual and corporate donations and is used to fund and manage software development projects, fund conferences and developer summits, support FreeBSD Project Infrastructure, serve as the FreeBSD Project’s legal entity, and provide travel grants to FreeBSD developers.

SUSE is a global leader in innovative, reliable and enterprise-grade open source solutions, relied upon by more than 60% of the Fortune 500 to power their mission-critical workloads. We specialize in Enterprise Linux, Kubernetes Management, and Edge solutions, and collaborate with partners and communities to empower our customers to innovate everywhere –- from the data center, to the cloud, to the edge and beyond. The key to reaching our goals are our employees, partners, community, and customers.
The company employs nearly 2000 people globally and is constantly growing both around the world and in Bulgaria. Our employees have the opportunity to work on some of the most interesting and innovative projects in the industry.
In 2020 SUSE acquired Rancher Labs and in 2021 the company was listed in the Prime Standard of the Frankfurt Stock Exchange.

Pure Water is a leading supplier in the field of water treatment authorized distributor of several well-known manufactures in the field. Their portfolio includes variety of filtrating and purifying water dispensers, already recognized in office locations as cost saving and environmental friendly solution.


DEV.BG’s Job Board is the platform with the most IT job ads in Bulgaria. Partnering with more than 600 leading IT companies, the site has over 4500 open positions covering all types of technologies and seniority levels.
The platform features detailed profiles for each company and job ads categorization by tech miniboards to ensure maximum convenience for those seeking job opportunities in the IT sector.
The wide variety of Java,.Net, PHP, C/C++, Python, JavaScript, DevOps, Data Science, QA and many more tech roles as well as the exclusive job ads available only in DEV.BG, has made the platform one of the most preferred Job Boards for IT professionals.