Open-source. Self-hostable. No API keys required.
Find the right open-source AI tool.
Honest reviews and comparisons of open-source AI tools — LLM runners, image generators, coding assistants, and self-hosted stacks. No hype, just what works.
What we cover
Four categories of open-source AI tooling.
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LLM Runners
Ollama, llama.cpp, LM Studio, vLLM, Tabby — what each does best and which one fits your setup.
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Image Generation
ComfyUI, Automatic1111, InvokeAI, Fooocus — feature comparisons, workflow depth, and ease-of-use tradeoffs.
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Coding Assistants
Continue.dev, Cline, Aider, Tabby — open-source alternatives to Copilot that run on your own models.
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Self-Hosted Stack
Open WebUI, Flowise, n8n, Langfuse — the glue layer that turns individual tools into a working AI stack.
Latest posts
Fresh from the bench.
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Self-Hosted AI Stack for a 5-Person Team: 12-Month Cost
Full 12-month bill for a five-person team on Ollama, Open WebUI, and Tabby — one GPU box vs the same seats on SaaS. Real prices verified September 2026.
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Rent vs Own GPU for Fine-Tuning Open Models: 2026 Math
Break-even math for fine-tuning open models in 2026: Vast.ai and RunPod rental rates vs buying a used RTX 3090, by how many fine-tune runs per year.
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Open-Weight Licenses That Block Commercial Use in 2026
FLUX.1-dev, Mistral Large, Command R+, and SD 3.5 all ship open weights with commercial strings attached. What each license actually blocks, verified Sep 2026.
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Self-Hosted vs Managed Vector DB Cost in 2026: Real Math
Self-hosted vs managed vector database cost at 1M, 10M, and 100M vectors — RAM math, Pinecone and Qdrant Cloud prices, and when a $40 VPS wins. Sep 2026.
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Always-On AI Server Electricity Cost by Region in 2026
What a 24/7 self-hosted AI server costs in electricity across Texas, California, the US average, and Germany in 2026 — measured watts, not TDP estimates.
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