donnemartin /system-design-primer
Learn how to design large-scale systems. Prep for the system design interview. Includes Anki flashcards.
- Stars
- 376,569 stars
- Forks
- 59,132 forks
- Language
- Python
- License
- OTHER
- Created
- Feb 26, 2017
- Last push
- Sep 15, 2026
- Updated
- Nov 2, 2026
- programming
- development
- design
- design-system
- system
- design-patterns
- web
- web-application
- webapp
- python
- interview
- interview-questions
- interview-practice
In the Repository Index from the Seed Dataset since Oct 22, 2026.
Star History
192 days recorded, Apr 26, 2026 – Nov 3, 2026 (UTC). Net change +34,785 stars.
Apr 26, 2026Nov 3, 2026
Apr 26, 2026Nov 3, 2026
Observations
What the Repository Host reported each day.
| Day (UTC) | Stars | Forks | Last push | Archived |
|---|---|---|---|---|
| Nov 3, 2026 | 376,569 | 59,132 | Sep 15, 2026 | No |
| Nov 2, 2026 | 376,446 | 59,122 | Sep 15, 2026 | No |
| Nov 1, 2026 | 376,353 | 59,102 | Sep 15, 2026 | No |
| Oct 31, 2026 | 376,253 | 59,080 | Sep 15, 2026 | No |
| Oct 30, 2026 | 376,120 | 59,061 | Sep 15, 2026 | No |
| Oct 29, 2026 | 375,956 | 59,032 | Sep 15, 2026 | No |
| Oct 28, 2026 | 375,850 | 59,019 | Sep 15, 2026 | No |
| Oct 27, 2026 | 375,716 | 59,009 | Sep 15, 2026 | No |
| Oct 26, 2026 | 375,573 | 58,988 | Sep 15, 2026 | No |
| Oct 25, 2026 | 375,461 | 58,973 | Sep 15, 2026 | No |
| Oct 24, 2026 | 375,337 | 58,953 | Sep 15, 2026 | No |
| Oct 23, 2026 | 375,194 | 58,946 | Sep 15, 2026 | No |
| Oct 22, 2026 | 375,172 | 58,945 | Sep 15, 2026 | No |