How many companies use OpenGSE vs Substack?

55,349 companies use OpenGSE and 6,092 companies use Substack in our database. OpenGSE is more widely adopted with 9.1x more companies than Substack.

Can I get a list of companies using both OpenGSE and Substack?

Yes. AgentData tracks companies using both tools. Sign up free to access the full list with emails, tech stacks, and contacts via CSV or API.

OpenGSE is used by 55,349companies — 9.1x more than Substack (6,092).

55,349 use OpenGSE6,092 use Substack

	OpenGSE	Substack
Companies	55,349	6,092
Category	Web servers	Blogs

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61,441 companies with emails, tech stacks, and contacts

1,000 lookups · API access · CSV exports

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GET /api/v1/tech?name=opengse

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