diff --git a/src/docs/links.md b/src/docs/links.md
index 3e6890b2471b87f39455da726b425d741a62916a..66f59058553fed454e18b958b2b40b87a8b0fcf6 100644
--- a/src/docs/links.md
+++ b/src/docs/links.md
@@ -40,13 +40,20 @@ paper: https://arxiv.org/pdf/1902.04405
 Talks:
 https://indico.cern.ch/event/258092/contributions/1588579/attachments/454221/629632/WorkingTitle.pdf
 
-## Others
 
-### gaudi
+## HepMC3
+
+- [HepMC3 website](http://hepmc.web.cern.ch/hepmc/index.html)
+- [GenEvent class doc](http://hepmc.web.cern.ch/hepmc/classHepMC3_1_1GenEvent.html) is a good starting point for quick reference.
+
+
+
+## Gaudi
 
 - [Gaudi Read-the-docs](https://gaudi-framework.readthedocs.io/en/latest/index.html)
 - [Gaudi HPX Discussion](https://indico.cern.ch/event/532371/)
 - [Gaudo 2016 workshop](https://indico.cern.ch/event/556551/)
+- https://indico.bnl.gov/event/8400/contributions/37125/attachments/27821/42681/EIC_SoftwareWG_20200429.pdf
 
 #### Experiments using Gaudi
 
@@ -58,7 +65,19 @@ https://indico.cern.ch/event/258092/contributions/1588579/attachments/454221/629
 ##### LHCb
 
 - https://gitlab.cern.ch/lhcb/LHCb
+- https://gitlab.cern.ch/lhcb/LHCbSkeleton
 
 ##### FCC
 
 - [FCCSW](https://github.com/HEP-FCC/FCCSW)
+
+## Other Software
+
+### xrootd
+
+https://xrootd.slac.stanford.edu/
+
+### zendo
+- https://zenodo.org/
+- https://zenodo.readthedocs.io/en/latest/
+