diff --git a/README.md b/README.md
index 6ead29ff..1f4a25e3 100644
--- a/README.md
+++ b/README.md
@@ -649,16 +649,14 @@ _Libraries for debugging code._
   - [ipdb](https://github.com/gotcha/ipdb) - IPython-enabled [pdb](https://docs.python.org/3/library/pdb.html).
   - [pudb](https://github.com/inducer/pudb) - A full-screen, console-based Python debugger.
 - Tracing
-  - [manhole](https://github.com/ionelmc/python-manhole) - Debugging UNIX socket connections and present the stacktraces for all threads and an interactive prompt.
-  - [python-hunter](https://github.com/ionelmc/python-hunter) - A flexible code tracing toolkit.
+  - [hunter](https://github.com/ionelmc/python-hunter) - A flexible code tracing toolkit.
 - Profiler
   - [py-spy](https://github.com/benfred/py-spy) - A sampling profiler for Python programs. Written in Rust.
   - [scalene](https://github.com/plasma-umass/scalene) - A high-performance, high-precision CPU, GPU, and memory profiler for Python.
 - Others
   - [django-debug-toolbar](https://github.com/django-commons/django-debug-toolbar) - Display various debug information for Django.
-  - [flask-debugtoolbar](https://github.com/pallets-eco/flask-debugtoolbar) - A port of the django-debug-toolbar to flask.
   - [icecream](https://github.com/gruns/icecream) - Inspect variables, expressions, and program execution with a single, simple function call.
-  - [memory_graph](https://github.com/bterwijn/memory_graph) - Visualize Python data at runtime to debug references, mutability, and aliasing.
+  - [flask-debugtoolbar](https://github.com/pallets-eco/flask-debugtoolbar) - A port of the django-debug-toolbar to flask.
 
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