diff --git a/pages/interns/sevval_bulburu/README.md b/pages/interns/sevval_bulburu/README.md
index 7f784165..a568dab4 100644
--- a/pages/interns/sevval_bulburu/README.md
+++ b/pages/interns/sevval_bulburu/README.md
@@ -27,6 +27,13 @@ Tasks:
 - get familiar with  Prodi.gy annotation tool.
 - Set up web-based annotation environment for students (open, cooperation with [Vladimir Ferko](/students/2021/vladimir_ferko) ).
 
+Ideas fo annotation tools:
+
+- https://github.com/UniversalDataTool/universal-data-tool
+- https://www.johnsnowlabs.com/top-6-text-annotation-tools/
+- https://app.labelbox.com/
+- https://github.com/recogito/recogito-js
+- https://github.com/topics/text-annotation?l=javascript
 
 Future tasks (to be decided):