update lists

readmes/scientificcomputing.md

@@ -135,7 +135,7 @@ them.
   (C/C++/Fortran/Java/Python, [custom open-source
   license](https://www.unidata.ucar.edu/software/netcdf/copyright.html),
   [GitHub](https://github.com/Unidata/netcdf-c/))
-- [HDF5](https://support.hdfgroup.org/HDF5/) - Data model, library, and file format for storing and managing data.
+- [HDF5](https://www.hdfgroup.org/solutions/hdf5/) - Data model, library, and file format for storing and managing data.
   (C/Fortran, BSD, [GitHub](https://github.com/HDFGroup/hdf5))
 - [XDMF](https://xdmf.org/index.php/Main_Page) - eXtensible Data Model and Format for data from High Performance Computing codes.
   (C++, [GitLab](https://gitlab.kitware.com/xdmf/xdmf))
@@ -230,5 +230,8 @@ them.
 - [John D. Cook's blog](https://www.johndcook.com/blog/) - Feats of scientific computing.
 - [Jack Dongarra's software list](https://netlib.org/utk/people/JackDongarra/la-sw.html) - List of freely available software for the solution of linear algebra problems.
 - [NA Digest](https://netlib.org/na-digest-html/) - Collection of articles on topics related to numerical analysis and those who practice it.
-- [Gabriel Peyré on Twitter](https://twitter.com/gabrielpeyre) - One tweet a day on computational mathematics.
+- [Gabriel Peyré on Bluesky](https://bsky.app/profile/gabrielpeyre.bsky.social) - One post a day on computational mathematics.
 - [Discord: Numerical Software](https://discord.com/invite/hnTJ5MRX2Y) - Discord messaging server on numerical software.
+
+[scientificcomputing.md Github](https://github.com/nschloe/awesome-scientific-computing
+)