diff --git a/README.md b/README.md
index c510028..4d7e518 100644
--- a/README.md
+++ b/README.md
@@ -430,6 +430,12 @@ GoDoc reference (`godoc.org/:user/go/:repo`):
 [![Stargazers over time](https://starchart.cc/Naereen/badges.svg)](https://starchart.cc/Naereen/badges)
 ```
 
+### Github Contributors over time
+[![Contributors over time](https://contributor-graph-api.apiseven.com/contributors-svg?chart=contributorOverTime&repo=Naereen/badges)](https://www.apiseven.com/en/contributor-graph?chart=contributorOverTime&repo=Naereen/badges)
+```markdown
+[![Contributors over time](https://contributor-graph-api.apiseven.com/contributors-svg?chart=contributorOverTime&repo=Naereen/badges)](https://www.apiseven.com/en/contributor-graph?chart=contributorOverTime&repo=Naereen/badges)
+```
+
 ### GitHub watchers
 [![GitHub watchers](https://img.shields.io/github/watchers/Naereen/StrapDown.js.svg?style=social&label=Watch&maxAge=2592000)](https://GitHub.com/Naereen/StrapDown.js/watchers/)
 ```markdown