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DZone Open Source Zone

Recent posts in Open Source on DZone.com

Extracting Clean Excel Tables From PDFs Using Python + Docling

PDFs remain the most widely used format for distributing structured reports — financial statements, regulatory filings, research documents, fund fa...
Posted on 25 December 2025 | 5:00 pm

Vision Language Action (VLA) Models Powering Robotics of Tomorrow

The robotics industry is undergoing a fundamental transformation. For decades, robots have been confined to narrow, pre-programmed tasks in c...
Posted on 18 December 2025 | 5:00 pm

Deployment Strategies for Self-Hosted Open-Source Applications: Balancing Efficiency and Control

When deploying open-source applications (such as WordPress, Nextcloud, or GitLab) on a personal VPS, developers often face a fundamental trade-off:...
Posted on 8 December 2025 | 3:00 pm

Why Open-Source OpenSearch 3.0 Is More Than Just an Upgrade: An Interview

OpenSearch 3.0 is more of a signal flare than just another version bump. The open-source project, which began as a fork of Elasticsearch, has now g...
Posted on 1 December 2025 | 7:00 pm

DevSecConflict: How Google Project Zero and FFmpeg Went Viral For All the Wrong Reasons

Security research isn’t a stranger to controversy. The small community of dedicated niche security teams, independent researchers, and security ven...
Posted on 24 November 2025 | 9:30 pm

How I Cut Kubernetes Debugging Time by 80% With One Bash Script

Here's the truth about Kubernetes troubleshooting: 80% of your time goes into finding WHAT broke and WHERE it broke. Only 20% goes into actually fi...
Posted on 20 November 2025 | 5:00 pm

DocumentDB Goes Cloud-Native: Introducing the DocumentDB Kubernetes Operator

Today, we're excited to announce the DocumentDB Kubernetes Operator, an open-source, cloud-native solution to deploy, manage, and scale DocumentDB ...
Posted on 13 November 2025 | 3:00 pm

Formae and PKL: Revolutionizing Infrastructure Automation

As an automation engineer and architect, I have been using IaC tools like Terraform for years. Recently, I started exploring and learning Pulumi, a...
Posted on 11 November 2025 | 6:00 pm

An Open-Source ChatGPT App Generator

OpenAI released ChatGPT apps just a couple of days ago. Such apps are incredibly interesting from a UX perspective, because sometimes a chat user i...
Posted on 31 October 2025 | 11:00 am

ZEISS Demonstrates the Power of Scalable Workflows With Ampere® Altra® and SpinKube

The Challenge The cost of maintaining a system capable of processing tens of thousands of near-simultaneous requests, but which spends greater than...
Posted on 29 October 2025 | 5:00 pm

Writing (Slightly) Cleaner Code With Collections and Optionals

Kilo is an open-source project for creating and consuming RESTful and REST-like web services in Java. Among other things, it includes the Collectio...
Posted on 27 October 2025 | 7:00 pm

Cloud Agnostic MLOps: How to Build and Deploy AI Models Across Azure, AWS, and Open Source

Artificial intelligence has become the centerpiece of every digital strategy. What began as isolated proof-of-concepts running on data scientists’ ...
Posted on 24 October 2025 | 1:00 pm

Python Development With Asynchronous SQLite and PostgreSQL

After years of working from the comfort of Python and Django, I moved to the wild asynchronous world of FastAPI to improve latency in web-based AI ...
Posted on 15 October 2025 | 4:00 pm

CNCF Triggers a Platform Parity Breakthrough for Arm64 and x86

The Challenge Developing open-source software for deployment on Arm64 architecture requires a robust continuous integration and continuous deployme...
Posted on 14 October 2025 | 3:55 pm

Efficiently Reading Large Excel Files (Over 1 Million Rows) Using the Open-Source Sjxlsx Java API

If you are a developer, regardless of the technologies you use, at some point, you will face the challenge of handling large Excel files. Most comm...
Posted on 9 October 2025 | 12:00 pm

Why GPT-OSS:20B Feels Painfully Slow (And How Quantization Can Save Your Sanity)

If you are into AI and specifically generative AI, you definitely did not miss the buzz about OpenAI releasing open-source models for the first tim...
Posted on 6 October 2025 | 5:00 pm

Networking’s Open Source Era Is Just Getting Started

For most of its history, networking has been a standards-first, protocol-governed domain. From the OSI model to the TCP/IP stack, progress was meas...
Posted on 26 September 2025 | 6:00 pm

FOSDEM 2025 Recap: Open Source Contributors Unite to Collaborate and Help Advance Apache Software Projects

FOSDEM 2025 has come to a close, and it certainly was not without a lot of content and participation from Apache Software Foundation (ASF) members,...
Posted on 18 September 2025 | 2:00 pm

Benchmarking Open-Source LLMs: LLaMA vs Mistral vs Gemma — A Practical Guide for Developers Building Private Models

Large language models (LLMs) have transitioned from research labs into the everyday workflows of companies worldwide. While tools like GPT-4 and Cl...
Posted on 15 September 2025 | 1:00 pm

Why Architecture Matters: Structuring Modern Web Apps

Modern web applications have become fundamental to delivering seamless and efficient services, especially in the public sector. Local governments f...
Posted on 20 August 2025 | 7:00 pm