# System Design 101

> System design explained with simple visuals

Short visual explanations of how real systems work, from APIs and caching to databases and cloud, to prepare for system design interviews.

- Source: https://github.com/ByteByteGoHq/system-design-101
- Homepage: https://bytebytego.com/guides
- License: NOASSERTION
- Stars: 90863
- Forks: 10110
- Contributors: 16
- Last commit: 2025-04-04
- Purpose: Interview prep
- Type: Guide / course
- For: Personal

## Worth score: 49/100

How much DigGitHub recommends it, from activity, adoption, docs, license and security signals.

- Popularity: 25/25
- Momentum: 10/20
- Maintenance: 0/25
- Community: 11/15
- Readiness: 3/15

## Alternatives

- [Coding Interview University](https://diggithub.com/jwasham/coding-interview-university.md): Study plan for software engineering interviews
- [Tech Interview Handbook](https://diggithub.com/yangshun/tech-interview-handbook.md): Coding interview prep for busy engineers

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Source page: https://diggithub.com/ByteByteGoHq/system-design-101
Updated: 2026-10-30