Open Source Resources for Engineers

Extracting Clean Excel Tables From PDFs Using Python + Docling

Extract tables from PDFs to fully formatted, analysis-ready Excel files with pdf-tables-to-excel, supporting OCR, complex layouts, and numeric parsing.

December 25, 2025

by Sanjay Krishnegowda

· 3,774 Views

Vision Language Action (VLA) Models Powering Robotics of Tomorrow

Explore VLA models transforming robotics through vision, language, and action. Learn about OpenVLA, GR00T, Pi0, and real-world applications.

December 18, 2025

by Kevin Vu

· 1,350 Views · 1 Like

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

Explore deployment options for self-hosted open-source apps: balance speed, control, flexibility, and long-term maintainability.

December 8, 2025

by 悦申

· 3,049 Views · 1 Like

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

OpenSearch 3.0 marks a pivotal shift toward a more scalable, flexible, and future-ready open source engine. Here's what you need to know about the project.

December 1, 2025

by Will Brown

· 1,869 Views · 1 Like

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

The tension between security and open source highlights the struggle over responsibility as AI uncovers vulnerabilities faster than we can respond.

November 24, 2025

by Katie Paxton-Fear

· 7,138 Views · 6 Likes

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

Built a bash script that analyzes Kubernetes clusters in 60 seconds, generating HTML/JSON/Markdown reports. Saved 70 minutes daily across 8 clusters.

November 20, 2025

by Shamsher Khan

CORE

· 5,925 Views · 4 Likes

DocumentDB Goes Cloud-Native: Introducing the DocumentDB Kubernetes Operator

Deploy, manage, and scale DocumentDB on Kubernetes with the new open-source DocumentDB Operator — cloud-native, PostgreSQL-based, and MongoDB-compatible.

November 13, 2025

by Abhishek Gupta

CORE

· 3,131 Views · 2 Likes

Formae and PKL: Revolutionizing Infrastructure Automation

Learn about Formae, an open-source IaC platform introducing a stateless, auto-discovering approach to infrastructure management and PKL, a configuration-as-code language.

November 11, 2025

by Vidyasagar (Sarath Chandra) Machupalli FBCS

CORE

· 2,129 Views · 3 Likes

An Open-Source ChatGPT App Generator

Create fully functional ChatGPT apps using AI — no coding needed. Build and deploy interactive UI widgets directly inside ChatGPT in just minutes.

October 31, 2025

by Thomas Hansen

CORE

· 2,125 Views · 4 Likes

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

ZEISS partnered with Ampere, Fermyon, and Microsoft to cut cloud costs by 60% using SpinKube and WebAssembly for scalable, on-demand workloads.

October 29, 2025

by Scott Fulton III

· 3,912 Views · 4 Likes

Writing (Slightly) Cleaner Code With Collections and Optionals

See how utility methods provided by Kilo's Collections and Optionals classes can help you write more readable and maintainable Java code.

October 27, 2025

by Greg Brown

· 2,841 Views · 1 Like

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

Avoid cloud lock-in when building AI. Learn how to use open-source MLOps tools like Airflow, Kubeflow, and MLflow to build, deploy, and monitor models anywhere.

October 24, 2025

by Raghava Dittakavi

CORE

· 3,654 Views · 1 Like

Python Development With Asynchronous SQLite and PostgreSQL

Solve SQL security, database connector, and prepared statement problems when using FastAPI with Asynchronous PostgreSQL and SQLAlchemy.

October 15, 2025

by Craig Oda

CORE

· 6,026 Views · 5 Likes

CNCF Triggers a Platform Parity Breakthrough for Arm64 and x86

Actuated plus Ampere-powered runners let CNCF maintainers test and ship Arm64 natively, closing the gap with x86 across CI/CD.

October 14, 2025

by Scott Fulton III

· 2,350 Views · 2 Likes

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

The primary objective of this article is to prevent the "out of memory-Java heap issue" when reading large Excel files using the open-source "sjxlsx" library.

October 9, 2025

by Mahendran Chinnaiah

· 7,127 Views · 7 Likes

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

GPT-OSS:20B's MXFP4 quantization requires H100+ GPUs. Use GGUF quantized versions from Hugging Face for dramatically faster consumer hardware performance.

October 6, 2025

by Pavan Vemuri

CORE

· 6,025 Views · 5 Likes

Networking’s Open Source Era Is Just Getting Started

Open source is transforming networking from slow, standards-driven protocols into agile, programmable, Kubernetes-ready infrastructure.

September 26, 2025

by Nico Vibert

· 5,703 Views · 3 Likes

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

Apache Software Foundation participants shared observations from FOSDEM 25 to showcase some of the work that community members do for open-source software development.

September 18, 2025

by Brian Proffitt

· 1,600 Views

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

Open-source LLMs like LLaMA, Mistral, and Gemma are reshaping private AI. Learn their performance, architecture, and deployment to choose the right model.

September 15, 2025

by harshraj bhoite

· 7,546 Views · 1 Like

Why Architecture Matters: Structuring Modern Web Apps

A modern web architecture using React.js and .NET Core enables local governments to build scalable digital services for public-facing applications.

August 20, 2025

by Abhishek Kumar

· 5,445 Views · 7 Likes

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