spider logo
spider
★ 2.8k
vs
llm-for-zotero logo
llm-for-zotero
★ 3.4k

spider vs llm-for-zotero

spider: Spider is a concurrency-first crawling engine in Rust. It fetches over HTTP first and launches headless Chrome only for pages that need JavaScript, streams pages as they arrive, and scales from one script to a distributed worker fleet with the same API. It is available as a Rust crate, CLI, Node.js and Python packages and an MCP server, and the same engine powers the paid Spider Cloud service.; llm-for-zotero: llm-for-zotero is a Zotero plugin that lets you chat with the current PDF, figures and selected text, get answers with citations that jump to the source passage, and save results to Zotero notes or Markdown folders. Agent Mode adds library-wide search, tagging and note editing, with backends from API keys and local models to ChatGPT WebChat, Codex App Server and Claude Code.

01

TL;DR

spider logo
spiderData Processing · ★ 2.8k

Feeding web content into vector stores for RAG pipelines

llm-for-zotero logo
llm-for-zoteroRAG / Knowledge Base · ★ 3.4k

Summarizing and questioning papers while reading

02

Side-by-Side Comparison

Field
spider logospider
llm-for-zotero logollm-for-zotero
Category
Data Processing
RAG / Knowledge Base
Stars
★ 2.8k
★ 3.4k
License
MIT
AGPL-3.0
Install Command
cargo add spider
—
Updated
5d ago
2d ago
Open Source
Yes
Yes
Tags
web-crawler, rust, scraping
academic-paper, agent-framework, codex
03

Features

spider logospider
01HTTP-first crawling that launches headless Chrome only when a page needs JavaScript
02Streams pages through a subscription channel as they are fetched
03Configurable limits, depth, delay, subdomains, user agent and robots.txt handling
04Rust, CLI, Node.js, Python and MCP server packages
05Exports to Markdown, JSON or WARC, with 50+ runnable examples
llm-for-zotero logollm-for-zotero
01Grounded paper chat with clickable citations back to the Zotero passage
02Figure screenshots and file uploads (PDF, DOCX, PPTX, TXT, Markdown) as context
03Agent Mode for library-wide search, tagging, metadata, import and note editing, with 8 built-in skills
04Notes saved to Zotero or local Markdown folders such as Obsidian and Logseq
05MinerU PDF parsing for tables, equations and figures
04

Use Cases

spider logospider
↳Feeding web content into vector stores for RAG pipelines
↳Monitoring sites for SEO or price changes
↳Giving AI agents a crawler through the MCP server
llm-for-zotero logollm-for-zotero
↳Summarizing and questioning papers while reading
↳Literature reviews across a whole Zotero library
↳Comparing methods across several open papers
05

Best For

spider logospider
—
llm-for-zotero logollm-for-zotero
Trending
FAQ

FAQ

What is the difference between spider and llm-for-zotero?
Both spider and llm-for-zotero are in the Data Processing category. spider has 2.8k stars, while llm-for-zotero has 3.4k stars.
Which is better, spider or llm-for-zotero?
The best choice depends on your use case. Choose spider if Feeding web content into vector stores for RAG pipelines, and llm-for-zotero if Summarizing and questioning papers while reading.
Is spider free or open source?
Yes, spider is open source on GitHub (MIT).
Is llm-for-zotero free or open source?
Yes, llm-for-zotero is open source on GitHub (AGPL-3.0).
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