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d2lang/d2
D2 has strong SaaS potential as a hosted, team-oriented diagramming and documentation platform built around text-to-diagram workflows for engineering teams.
Opportunity 86Trust 100Final 88Commercial check
Who pays?
Engineering teams, platform teams, DevOps teams, solution architects, technical writers, and developer-heavy SaaS companies.
SaaS angle
A hosted D2 workspace with GitHub/GitLab sync, collaborative editing, diagram previews in pull requests, private diagram libraries, brand themes, access control, exports, and documentation portal publishing.
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