open source

Thunderbolt

Thunderbolt is an open-source, cross-platform AI client designed for enterprises to maintain complete control over their AI infrastructure, supporting self-hosting and data sovereignty. It is model- and agent-agnostic, allowing integration with any ACP-compatible or OpenAI-compatible models, and offers native apps across various platforms with extensible features, automations, and European sovereign deployment options through a partnership with deepset.

https://www.thunderbolt.io/

Office EU

Office EU is a fully European-owned, cloud-based office suite offering productivity apps for documents, spreadsheets, presentations, file storage, email, calendars, and video meetings, all hosted on European infrastructure to ensure data sovereignty and GDPR compliance. Designed for businesses, non-profits, and individuals valuing privacy, it supports seamless migration from Microsoft 365 or Google Workspace without data loss or downtime, emphasizing open-source software and protection from foreign jurisdiction.

https://office.eu/

The State of Trusted Open Source

TLDR: Chainguard's report on the open source software supply chain reveals key insights: AI is reshaping the stack, risks mostly lie in lesser-known “longtail” images, and compliance drives software choices. Popular images don't correlate with security risks—98% of vulnerabilities are outside top projects. Chainguard remediated critical CVEs in under 20 hours, emphasizing the need for fast response across all software components, not just popular ones. As open source complexity grows, addressing risks in less visible areas is crucial for security and compliance.

https://thehackernews.com/2026/01/the-state-of-trusted-open-source.html

Another European Agency Shifts Off Big Tech, as Digital Sovereignty Movement Gains Steam

European agencies, like Austria's Ministry of Economy, are increasingly migrating to open-source solutions (e.g., Nextcloud) to achieve digital sovereignty and control over sensitive data, distancing from US tech giants. This trend reflects broader efforts across Europe to manage data sovereignty, encourage local solutions, and ensure compliance with privacy regulations. While some migrations are successful, others face challenges requiring careful planning to avoid disruptions.

https://www.zdnet.com/article/another-european-agency-ditches-big-tech-as-digital-sovereignty-movement-gains-steam/

ClickHouse – Revolutionizing Business Intelligence

As a CIO, you always seek innovative technologies to enhance your organization's Business Intelligence (BI) capabilities. One such technology gaining traction recently is ClickHouse, an open-source, high-performance columnar database management system (DBMS) designed explicitly for real-time analytical processing. In this post, we'll dive into the critical features of ClickHouse, explore how it can benefit your organization's BI efforts, and discuss best practices for implementation.

Understanding ClickHouse

ClickHouse is a high-performance, columnar storage DBMS designed for real-time analytics and processing large volumes of data. It is open-source, which enables organizations to leverage its capabilities without incurring high licensing costs. Some of ClickHouse's standout features include:

  1. High Performance: ClickHouse is built for speed, with query execution times significantly faster than traditional row-based databases. This is achieved through vectorized query execution, data compression, and columnar storage.
  2. Scalability: ClickHouse can easily scale horizontally to accommodate growing data volumes, making it an ideal choice for organizations experiencing rapid data growth.
  3. Real-time Analytics: ClickHouse's architecture enables real-time data ingestion and query processing, allowing organizations to gain insights from their data as it is generated.
  4. Flexible Data Structures: ClickHouse supports a wide range of data types and structures, allowing organizations to model their data in a way that best meets their BI needs.
  5. Integration: ClickHouse can be integrated with various BI tools, data visualization platforms, and ETL pipelines, making it a versatile addition to your organization's data stack.

Leveraging ClickHouse for Business Intelligence

  1. Accelerate Decision-Making: ClickHouse's high performance enables your organization to quickly process and analyze large data sets, providing stakeholders with timely insights to inform strategic decision-making.
  2. Enable Real-Time Analytics: With ClickHouse, you can analyze data in real time, helping your organization stay ahead of trends and make proactive, data-driven decisions.
  3. Reduce Infrastructure Costs: ClickHouse's efficient data storage and compression mechanisms can help your organization reduce storage and hardware costs associated with handling large data volumes.
  4. Enhance Data Analysis Capabilities: ClickHouse's flexibility and support for various data types enable your organization to conduct more advanced analytics and extract deeper insights from your data.

Best Practices for Implementing ClickHouse

  1. Assess Your BI Needs: Before implementing ClickHouse, evaluate your organization's BI requirements, considering data volume, performance expectations, and integration with existing tools.
  2. Plan Your Infrastructure: Design an infrastructure that supports ClickHouse's scalability and performance capabilities while minimizing cost and complexity.
  3. Optimize Data Storage: Ensure your data is stored in a format that maximizes ClickHouse's performance benefits and minimizes storage costs.
  4. Train Your Team: Provide your team with the necessary training and resources to effectively use and manage ClickHouse, ensuring they can take full advantage of its capabilities.

Conclusion

ClickHouse presents a promising opportunity for CIOs looking to enhance their organization's BI capabilities. By adopting ClickHouse, your organization can accelerate decision-making, enable real-time analytics, and reduce infrastructure costs, ultimately driving better business outcomes in today's data-driven world.

https://clickhouse.com

Apache Parquet

Apache Parquet is a columnar storage format for Hadoop-based data processing systems, including Apache Hadoop, Apache Spark, and Apache Hive. The Parquet format is designed to support efficient, high-performance data processing for large-scale data sets, particularly in big data analytics and warehousing.

The Apache Software Foundation (ASF) developed parquet as an open-source project. It is now used by many organizations and data processing platforms as a standard format for storing and processing data. The format is particularly well-suited for analytical workloads, as it supports efficient columnar storage and compression techniques that enable faster query processing and reduced storage requirements.

Some key features of Apache Parquet include:

  1. Columnar storage: Data is stored in a columnar format, which can provide significant performance benefits for analytical queries and reduce I/O requirements.
  2. Compression: Parquet supports a range of compression techniques, including Snappy, Gzip, and LZO, which can help to reduce storage requirements and improve query performance.
  3. Schema evolution: Parquet supports schema evolution, which enables data structures to evolve without requiring significant changes to existing data or queries.
  4. Cross-platform support: Parquet can be used with various data processing platforms, including Apache Hadoop, Apache Spark, and Apache Hive.
  5. Language support: Parquet supports a range of programming languages, including Java, Python, and C++, and it can be easily integrated with other data processing frameworks.

Apache Parquet is a powerful and flexible data storage format that can help organizations to improve the performance and scalability of their big data processing systems. Whether you are building a data warehouse, processing large-scale data sets, or performing advanced analytics, Parquet provides a powerful tool for efficient and effective data storage and processing.

https://parquet.apache.org

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