As always, you can get the latest beta version from the "develop" git branch. Alternatively, the self-contained source tarball is at
http://www.sagemath.org/download-latest.html
5473e598ac6 (tag: 10.9.beta5, github/develop) Updated SageMath version to 10.9.beta5
fba50d38ff8 gh-41553: fix the error message in #41502
980f51eedc7 gh-41561: fix doctest warning in `src/sage/rings/finite_rings/element_base.pyx`
169d9cefac6 gh-41551: Permutation return types
914f81e83a2 gh-41546: fix issue in `to_bytes()` for finite fields
affbd958d62 gh-41542: Deprec after 38184
fb101341865 gh-41541: typing in finite_state_machine generators
12210297d3a gh-41536: fix issue #41533
4990f435df0 gh-41534: fix relabelling of constellations
31e2c71c0bd gh-41529: fix .inverse_image() returning the zero element on the wrong curve
5eaad8d9c25 gh-41526: build/pkgs/m4ri: update to 20260122
bf241e6b5db gh-41524: Fix typo in developer docs for ruff, clearer wording
1e65633b662 gh-41522: Add missing files to documentation
192ba67c052 gh-41519: some cleanup in isogeny_small_degree.py
7716f6f7b90 gh-41517: remove deprecated stuff in modular
fcd93cf6070 gh-41516: add parameter immutable to graph generators in `smallgraphs.py` (part 11)
51435787b5b gh-41515: add parameter immutable to graph generators in `smallgraphs.py` (part 10)
3853a4c7afc gh-41512: add parameter immutable to graph generators in `smallgraphs.py` (part 8)
767b6882c15 gh-41511: add parameter immutable to graph generators in `smallgraphs.py` (part 7)
33f7586138c gh-41510: add parameter immutable to graph generators in `smallgraphs.py` (part 6)
cb76b69bdac gh-41509: add parameter immutable to graph generators in `smallgraphs.py` (part 5)
ecca4a31ea0 gh-41508: add parameter immutable to graph generators in `smallgraphs.py` (part 4)
4ecd80808a8 gh-41507: add parameter immutable to graph generators in `smallgraphs.py` (part 3)
cfc82d7b089 gh-41506: add parameter immutable to graph generators in `smallgraphs.py` (part 2)
329c2454f1f gh-41505: some typing annotations in rings/
ef174cdc989 gh-41502: Fix as_sum_of_permutations over inexact rings
0843c3e7709 gh-41501: add parameter immutable to graph generators in `smallgraphs.py` (part 1)
f81ddc2abc4 gh-41493: add parameter immutable to `(bi_|strongly_)connected_components_subgraphs`
5064c70e1b2 gh-41471: add parameter immutable to graph generators in families.py (part 3)
10c194b67a0 gh-41470: add parameter immutable to graph generators in families.py (part 2)
889e5ba0b50 gh-41467: add parameter immutable to graph generators in families.py (part 1)
2f1ddd563cc gh-41458: improvement of method vertex_separation_BAB
40487c8d433 gh-41456: adding two useful methods to lattice polytopes
e795c97ab71 gh-41422: Fix some formatting details
55cead329b8 gh-41404: Remove outdated `needs sage.rings.real_interval_field ` annotations
19cfe8e8ebd gh-41289: Distinguish between base and A_field for Drinfeld modules
d4948b933bf gh-41197: Prevent order mismatch in words function
4f966ca336e gh-40965: Add parameter `forbidden vertices` to methods related to biconnected components
8670503adb2 gh-39947: add parameter immutable to methods in `src/sage/graphs/graph_decompositions/randwidth.pyx|vertex_separation.pyx`
28a7d0422ba (tag: 10.9.beta4) Updated SageMath version to 10.9.beta4