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ERD Educational Learning Management System

Build the database structure for online learning. This template maps the complete LMS data architecture — from instructors creating courses, through student enrollments and assignments, to grading and feedback. It helps teams build custom learning platforms, integrate with existing LMS systems, or plan educational technology solutions that scale.
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Mermaid

System Architecture Block Diagram

Build high-level system layouts showing how components connect and interact. This template uses blocks and arrows to represent databases, services, modules, and their relationships — making complex architectures digestible at a glance. Ideal for technical documentation, architecture reviews, onboarding engineers, or planning system integrations.
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C4 Context Diagram

Show the big picture of how your system fits into its environment using the C4 model approach. This template maps users, your system, and external dependencies with clear boundaries — perfect for explaining system scope to stakeholders, planning integrations, documenting architecture decisions, or onboarding new team members to complex platforms.
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Mermaid

Version Control Flow Diagram

Track how code evolves through branches, commits, and merges in your development workflow. This template visualizes your Git history, making it easy to explain branching strategies to new team members, plan release workflows, or document how features move from development to production.
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Mermaid