DevVizs
Home
System Design

Master System Design
visually, step by step.

Architecture patterns for scalable, reliable distributed systems. Interactive visualizers that make abstract concepts concrete.

0
Total Concepts
0
Live Now
Freeintermediate

Load Balancer

Distribute traffic across servers with health checks and failover.

Open visualizer — free
Soonintermediate

Caching

Redis strategies: cache-aside, write-through, TTL and invalidation.

Coming soon
Soonintermediate

Database Replication

Primary-replica setup for read scaling and high availability.

Coming soon
Soonintermediate

Message Queue

Decouple services with async producers, brokers, and consumers.

Coming soon
Soonintermediate

Rate Limiting

Token bucket and sliding window algorithms to throttle requests.

Coming soon
Soonadvanced

Consistent Hashing

Hash ring for distributing data evenly across dynamic nodes.

Coming soon
Soonadvanced

Database Sharding

Horizontally partition data across multiple database instances.

Coming soon
Soonadvanced

CAP Theorem

Consistency, Availability, Partition tolerance tradeoffs.

Coming soon
Soonintermediate

API Gateway

Single entry point for routing, auth, rate-limiting, and logging.

Coming soon
Soonbeginner

CDN

Edge nodes that cache and serve content close to end users.

Coming soon