added new entries

games/misc/_toc.md

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 - **[PyKaraoke](pykaraoke.md)** (Python, LGPL-2.1, beta, inactive since 2011)
 - **[StepMania](stepmania.md)** (C++, MIT, mature)
+- **[The Bub's Brothers](the_bubs_brothers.md)** (Python, MIT, mature, inactive since 2013)
+- **[TinTin++](tintinpp.md)** (C, GPL-3.0, mature)
+- **[Tressette](tresette.md)** (?, ?, mature, inactive since 2017)
+- **[Tux of Math Command](tux_of_math_command.md)** (C, GPL-3.0, mature, inactive since 2011)
+- **[UltraStar Deluxe](ultrastar_deluxe.md)** (Pascal, GPL-2.0, mature)
 
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games/misc/the_bubs_brothers.md

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+# The Bub's Brothers
+
+_Networked clone of the classical Bubble Bobble board game._
+
+- Home: http://bub-n-bros.sourceforge.net/, https://sourceforge.net/projects/bub-n-bros/
+- State: mature, inactive since 2013
+- Download: http://bub-n-bros.sourceforge.net/download.html
+- Platform: Windows, Linux, macOS
+- Keywords: board game
+- Code repository: http://bub-n-bros.cvs.sourceforge.net (cvs)
+- Code language: Python
+- Code license: MIT
+- Code dependencies: Pygame
+
+## Building
+

games/misc/tintinpp.md

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+# TinTin++
+
+_MUD client._
+
+- Home: https://tintin.sourceforge.io/
+- State: mature
+- Download: https://tintin.sourceforge.io/download.php, https://sourceforge.net/projects/tintin/files/
+- Platform: Windows, Linux, macOS, Android
+- Keywords: MUD, client
+- Code repository: (see download)
+- Code language: C
+- Code license: GPL-3.0
+
+A [MUD client](https://en.wikipedia.org/wiki/MUD_client)
+
+## Building
+

games/misc/tresette.md

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+# Tressette
+
+_Italian card game._
+
+- Home: https://invido.it/progetti/tressette_progetto.html (Italian), https://sourceforge.net/projects/tressette/
+- State: mature, inactive since 2017 
+- Download: https://invido.it/download/tressette_download.html (Italian), https://sourceforge.net/projects/tressette/files/
+- Platform: Windows
+- Keywords: card game
+- Code repository: (not found!)
+- Code language: ?
+- Code license: ? (source not found)
+
+## Building

games/misc/tux_of_math_command.md

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+# Tux of Math Command
+
+_Math drill game starring Tux, the Linux Penguin._
+
+- Home: https://web.archive.org/web/20180423060214/http://tux4kids.alioth.debian.org/, https://sourceforge.net/projects/tuxmath/
+- State: mature, inactive since 2011 
+- Download: https://sourceforge.net/projects/tuxmath/files/
+- Platform: Linux
+- Keywords: tux, educational, kids
+- Code repository: (see download)
+- Code language: C
+- Code license: GPL-3.0
+
+Lost SVN (was at svn.debian.org/wsvn/tux4kids/tuxmath).
+
+## Building
+
+- Build system: CMake
+

games/misc/ultrastar_deluxe.md

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+# UltraStar Deluxe
+
+_Karaoke game._
+
+- Home: https://usdx.eu/, https://sourceforge.net/projects/ultrastardx/
+- State: mature
+- Download: https://usdx.eu/downloads/
+- Platform: Windows, Linux, macOS
+- Keywords: karaoke, music
+- Code repository: https://github.com/UltraStar-Deluxe/USDX.git, https://github.com/UltraStar-Deluxe/legacy-sourceforge-svn-mirror.git (+), https://svn.code.sf.net/p/ultrastardx/svn/trunk (svn)
+- Code language: Pascal
+- Code license: GPL-2.0
+- Code dependencies: SDL2, Lua
+
+## Building
+
+- Build system: Lazarus project
+- Build instructions: https://github.com/UltraStar-Deluxe/USDX/blob/master/README.md#5-build-and-run
+