DOC: add links to sequince-density and sequince-examples

CHANGELOG.md

@@ -6,6 +6,11 @@ The format follows [Keep a Changelog](https://keepachangelog.com/en/1.1.0/).
 
 ## [Unreleased]
 
+### Added
+
+- Documentation sidebar links to sequince-density and sequince-examples under
+  Related Packages.
+
 ## [0.1.0b1] - 2026-10-23
 
 First public beta release.

docs/examples.rst

@@ -1,5 +1,10 @@
 Examples
 ========
 
-An evolving set of code examples with ``sequince`` can be found in the
-[sequince-examples](https://github.com/sequince-dev/sequince-examples) repository.
+Worked tutorials for Bayesian inference and particle filtering are collected in
+the `sequince-examples documentation
+<https://sequince.readthedocs.io/projects/sequince-examples/en/latest/>`_.
+
+The example scripts are available in the
+`sequince-examples <https://github.com/sequince-dev/sequince-examples>`_
+repository.

docs/index.rst

@@ -67,6 +67,14 @@ Next steps
    developer_guide/index
    citation
 
+.. toctree::
+   :maxdepth: 2
+   :caption: Related Packages
+   :hidden:
+
+   sequince-density <https://sequince.readthedocs.io/projects/sequince-density/en/latest/>
+   sequince-examples <https://sequince.readthedocs.io/projects/sequince-examples/en/latest/>
+
 Indices and tables
 ------------------