Open source focus

Open Source Alternatives to Simple Mass Downloader

7 open source Developer Productivity options similar to Simple Mass Downloader, ranked by named competitors first, sector overlap, and our 0-100 AI-readiness score. Every company listed publishes its source: each one carries an open source sector tag and a public GitHub repository.

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Steel.dev
Not rated
Cloud-based browser API for AI agents, simplifying web automation with anti-bot protection and session persistence.
Open source · Self-hostable
BrowserUse
Not rated
Provides tools and services for automated browser testing and scraping.
Open source · Self-hostable
Magnitude
Not rated
Open-source, vision-first browser agent for natural language control and web task automation.
Open source · Self-hostable
vxtwitter.com
Not rated
The world's leading platform for software development and version control, enabling collaboration and code hosting for millions of developers.
Open source · Self-hostable
Scrapy
Not rated
An open-source framework for fast and powerful web scraping and crawling, maintained by Zyte.
Open source · Self-hostable
Kantu
Not rated
Open-source browser extension and RPA software for automating web and desktop workflows.
Open source · Self-hostable
Puppeteer
Not rated
A Node.js library by Google for controlling Chrome or Chromium through a high-level API.
Open source · Self-hostable

Company	License	Founded	Rating	Reviews
Steel.devCloud-based browser API for AI agents, simplifying web automation with anti-bot protection and session persistence.	Open source · Self-hostable	-	Not rated	-
BrowserUseProvides tools and services for automated browser testing and scraping.	Open source · Self-hostable	-	Not rated	-
MagnitudeOpen-source, vision-first browser agent for natural language control and web task automation.	Open source · Self-hostable	-	Not rated	-
vxtwitter.comThe world's leading platform for software development and version control, enabling collaboration and code hosting for millions of developers.	Open source · Self-hostable	-	Not rated	-
ScrapyAn open-source framework for fast and powerful web scraping and crawling, maintained by Zyte.	Open source · Self-hostable	-	Not rated	-
KantuOpen-source browser extension and RPA software for automating web and desktop workflows.	Open source · Self-hostable	-	Not rated	-
PuppeteerA Node.js library by Google for controlling Chrome or Chromium through a high-level API.	Open source · Self-hostable	-	Not rated	-