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Open Source

Highlighting new libraries, community projects, and the business of open-source software.

Open Source

+4

The GPU language already inside vLLM isn't a company yet. Keep it that way.

Oct 19, 2026

•

4 min read

The GPU language already inside vLLM isn't a company yet. Keep it that way.

TileLang went from research DSL to hard dependency of the two biggest open inference engines. That's a great commons and a terrible startup.

Research4Founders Team
Research4Founders Team

Open Source

+4

RAPTOR Hierarchical Retrieval Just Changed Long-Doc AI Search

Mar 15, 2026

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10 min read

RAPTOR Hierarchical Retrieval Just Changed Long-Doc AI Search

🪄 A new recursive summarization approach lets LLMs understand entire books and technical corpora, opening a fresh wave of long-document AI products.

Open Source

+3

Alibaba’s OpenSandbox Gives AI Agents a Home

Mar 14, 2026

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12 min read

Alibaba’s OpenSandbox Gives AI Agents a Home

📣 AI developers can now plug safe code execution into agents without hand-rolling isolation or buying costly per-minute services


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