diff --git a/tools/online.md b/tools/online.md
index 1d615c2..381f38a 100644
--- a/tools/online.md
+++ b/tools/online.md
@@ -81,6 +81,7 @@
 * https://onlinerandomtools.com
 * https://www.csvjson.com
 * https://curl.trillworks.com/
+* https://extendsclass.com/json-schema-validator.html
 
 ## 在线PDF转化
 
@@ -93,6 +94,7 @@
 * https://rubular.com/
 * https://regexper.com/
 * https://regex101.com/
+* https://pythonium.net/regex
 
 ## 时间转化
 
@@ -154,4 +156,4 @@
 ## 其他
 
 * https://virtocean.com/
-* https://iamthecu.be/
\ No newline at end of file
+* https://iamthecu.be/