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
I don't see any major issues for 9.1 any more, so we should soon have the first rc. If you have anything that you thing should go in then now is the time to finish it up ;-) 6a4580546f (tag: 9.1.beta9, trac/develop) Updated SageMath version to 9.1.beta9 437bbd8e43 Trac #28671: fix doctests when DOT_SAGE is symbolic link 6f95bfaa3c Trac #29227: Plotting single text3d results in empty scene with Three.js viewer 9591a58d8a Trac #29399: Put Laurent polynomial/series rings into the category of algebras 23bd1c7112 Trac #29397: Add more cygwin system packages cfd5769395 Trac #29396: Discriminant of multivariate polynomial over RR or RDF gives an error efb4d84db1 Trac #29394: Drop the python2 patch sys_path_security-issue_16202 1b175bca33 Trac #29357: Add dependencies that should trigger reconfiguring eecd68a1a3 Trac #29354: tox.ini: Add slackware environments d4024bd8fc Trac #29304: tox.ini: Add docker-linuxmint 95ced5fb8a Trac #29301: sage-spkg: Add an option -w for warning only if spkg-check fails b82db0d66b Trac #29295: Add GitHub CI workflow for cygwin d3772bce89 Trac #29132: Segfault in NTL::ZZ_pContext::restore during exit eb65fd7999 Trac #29113: Reimplement `sage -i SPKG` for optional/experimental packages as `configure --enable-SPKG && make build` 1f44f2204c Trac #29104: Add to tox.ini some homebrew toxenvs (with a fresh install not in /usr/local), add homebrew packages 7dc258767b Trac #27824: spkg-configure.m4 for python3 be770ceae1 Trac #27247: modular_decomposition should be able to return a tree f32a397c64 Trac #25358: Test safe directory without python subprocess 322fa860fa Trac #20469: Implement Ariki-Koike algebras d7db290643 Trac #29082: Do not stage .pc files in src/lib/, clean old generated *.pc files at 'make distclean', fix 'permission denied' errors d1aa8f5a30 Trac #29383: Remove obsolete scripts from src/bin/ d4609c12f7 Trac #29376: some details in hyperelliptic curves 50bbc41733 Trac #29362: build/bin/sage-pip-install: Delegate to build/bin/sage-python23 2589227e16 Trac #28917: sagemath should not use math names with underscore when generating Latex d2405f2963 Trac #28052: Incorporating a function for Tautological Implication in the Logic Module 12abc7cd3f Trac #29381: Move testc*.sh from src/bin to build/bin f98317329b Trac #29380: Update e-antic to 0.1.5 9399c8688b Trac #29375: Clean up some _element_constructor_() methods 89a1805119 Trac #29368: remove files related to SageNB and deprecated function about temporary files fa7f062dc8 Trac #29361: openblas spkg-configure.m4: Fix the check for lapack/cblas functions d26d2ae5b3 Trac #29352: more system pkgs info for Debian and Fedora 65914bbfb5 Trac #29342: pari spkg-configure.m4 should check gphelp more carefully bb0b6ae990 Trac #29323: Set up cross polytope with both Vrep and Hrep (if backend supports it) 084838dc2b Trac #29090: sage-system-python fixup 675d301be6 Trac #23769: src/bin/sage-starts should be moved to build/bin 28957f3f6a Trac #29287: SPKG type: Make "normal/script/pip" orthogonal to "base/standard/optional/experimental" 22ea385799 Trac #29102: fflas_ffpack installation error on new CPUs with old compilers 3f19c4a831 Trac #29170: Fix R installation errors related to gfortran 557e19a2fc Trac #29353: fix parent of q-Catalan numbers c480201572 Trac #29335: Fix Singular configure so it accepts NTL installed in nonstandard locations be1e22c441 (tag: 9.1.beta8) Updated SageMath version to 9.1.beta8 -- You received this message because you are subscribed to the Google Groups "sage-release" group. To unsubscribe from this group and stop receiving emails from it, send an email to sage-release+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/sage-release/689eb595-2e43-49b6-ad5b-387fdac9419e%40googlegroups.com.