diff --git a/README.md b/README.md
index eff9ec5..c5e0612 100644
--- a/README.md
+++ b/README.md
@@ -4,6 +4,12 @@
 - [x] support [fmt-4.1](https://github.com/fmtlib/fmt/tree/4.x)
   - https://stackoverflow.com/questions/77067214/do-any-old-versions-of-fmt-support-c98
 - [x] support [libmysqlclient]()
+- [x] support optional
+- [x] support any
+- [x] support mongoose
+- [x] support jsoncpp
+- [x] support inja
+- [x] support fmt
 - [ ] support [libzmq]()
 - [x] thread and thread pool
 
@@ -14,3 +20,6 @@
 - [x] mipsel64el
 - [x] mipsel
 - [x] Linux-x86_64
+
+## libraries
+* `rxcpp`: `v4.1.1`