Open Source AI
(50 articles)Fine-Tune an LLM on Your Own Data: A 2026 Guide
A practical walkthrough for fine-tuning open-source LLMs with QLoRA, from dataset prep to evaluation. Real code, real costs, no fluff.
LangChain vs LlamaIndex vs Haystack: The Real Numbers
Benchmark data shows LlamaIndex leading on RAG-specific performance, LangChain winning on ecosystem breadth, and Haystack excelling at production stability....
DeepSeek vs Llama 4: Which Open Source LLM Wins?
DeepSeek R1 dominates reasoning benchmarks while Llama 4 Maverick offers a 1M-token context window. We break down benchmarks, architecture, pricing, and use...
The Brutal Math Behind Open Source PR Backlogs
A viral blog post applies queuing theory to Jellyfin's 200-PR backlog, proving that review wait times grow exponentially as utilization increases. The math...
Gemma 4 vs Qwen 3.5: 30-Question Blind Eval Breakdown
A community blind eval pits Gemma 4 31B, Gemma 4 26B-A4B, and Qwen 3.5 27B against each other across 30 questions. Qwen wins more matchups, but Gemma leads on...
9 Best AI Image Generators in 2026, Ranked
We ranked the 9 best AI image generators of 2026, from Midjourney's unmatched quality to free open-source tools like Stable Diffusion and Flux that are closing...
Ship Your LLM API on AWS: A 5-Step Guide
Learn how to deploy an LLM API on AWS using Bedrock, SageMaker, or EC2 with vLLM. Includes step-by-step code, GPU selection, autoscaling, and production...
Ollama vs LM Studio vs llama.cpp: 5 Speed Tests Ranked
llama.cpp beats Ollama by 8–15% in raw token generation, but speed isn't everything. Here's how all three local LLM runners compare across the metrics that...
Stable Diffusion XL in 5 Steps: Zero to Pro
The definitive SDXL tutorial covering installation, prompting, and advanced techniques like ControlNet and LoRAs. Everything you need to go from first image to...
Vector Database Showdown: Pinecone vs Weaviate vs Chroma
A hands-on Python tutorial comparing Pinecone, Weaviate, and Chroma. Get working code for all three vector databases and find out which one actually fits your...
How to Run Llama 4 Locally: Complete Setup Guide
Step-by-step guide to running Meta's Llama 4 Scout and Maverick models on your own hardware using Ollama, llama.cpp, and vLLM, with hardware requirements and...
Qwen3.5 vs Gemma4: 4 Models Tested for Local Coding
We break down benchmarks across all four Qwen3.5 and Gemma4 variants for local agentic coding on a 4090 — speed, code quality, VRAM, and context. One clear...