QuantConnect /Lean
Lean Algorithmic Trading Engine by QuantConnect (Python, C#)
- Stars
- 22,354 stars
- Forks
- 5,375 forks
- Language
- C#
- License
- APACHE-2.0
- Created
- Nov 28, 2014
- Last push
- Nov 2, 2026
- Updated
- Nov 3, 2026
- c-sharp
- algorithmic-trading-engine
- quantconnect
- lean-engine
- finance
- algorithm
- options
- trading-algorithms
- trading-platform
- trading-strategies
- trading-bot
- python
- stock-indicators
- forex
- trading
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 +3,956 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 | 22,354 | 5,375 | Nov 2, 2026 | No |
| Nov 2, 2026 | 22,336 | 5,368 | Oct 30, 2026 | No |
| Nov 1, 2026 | 22,330 | 5,366 | Oct 30, 2026 | No |
| Oct 31, 2026 | 22,310 | 5,361 | Oct 30, 2026 | No |
| Oct 30, 2026 | 22,298 | 5,354 | Oct 30, 2026 | No |
| Oct 29, 2026 | 22,285 | 5,353 | Oct 29, 2026 | No |
| Oct 28, 2026 | 22,271 | 5,351 | Oct 27, 2026 | No |
| Oct 27, 2026 | 22,255 | 5,349 | Oct 26, 2026 | No |
| Oct 26, 2026 | 22,233 | 5,344 | Oct 23, 2026 | No |
| Oct 25, 2026 | 22,200 | 5,341 | Oct 23, 2026 | No |
| Oct 24, 2026 | 22,174 | 5,338 | Oct 23, 2026 | No |
| Oct 23, 2026 | 22,158 | 5,338 | Oct 22, 2026 | No |
| Oct 22, 2026 | 22,154 | 5,338 | Oct 22, 2026 | No |