Update Open-Source Software: xonsh,xxh,x-cmd (#1449)

Fix link errors

README.md

@@ -441,12 +441,12 @@ Any comments, suggestions? [Let us know!](https://github.com/jaywcjlove/awesome-
 * [VisiData](https://visidata.org) - Terminal spreadsheet multitool for discovering and arranging data. [![Open-Source Software][OSS Icon]](https://github.com/saulpw/visidata) ![Freeware][Freeware Icon]
 * [Warp](https://www.warp.dev) - Warp is a blazingly fast, rust-based terminal reimagined from the ground up to work like a modern app.
 * [WezTerm](https://wezfurlong.org/wezterm/) - A GPU-accelerated cross-platform terminal emulator and multiplexer implemented in Rust. [![Open-Source Software][OSS Icon] ![Freeware][Freeware Icon]](https://github.com/wez/wezterm)
-* [xonsh](https://xon.sh/contents.html) - Python-powered, cross-platform, Unix-gazing shell language and command prompt. [![Open-Source Software][OSS Icon]](https://sourceforge.net/projects/zsh/) ![Freeware][Freeware Icon]
+* [xonsh](https://xon.sh/contents.html) - Python-powered, cross-platform, Unix-gazing shell language and command prompt. [![Open-Source Software][OSS Icon]](https://github.com/xonsh/xonsh) ![Freeware][Freeware Icon]
 * [Zsh](https://www.zsh.org) - Zsh is a shell designed for interactive use, although it is also a powerful scripting language. [![Open-Source Software][OSS Icon]](https://sourceforge.net/projects/zsh/) ![Freeware][Freeware Icon] [![Awesome List][awesome-list Icon]](https://github.com/unixorn/awesome-zsh-plugins#readme)
 * [ohmyzsh](https://github.com/ohmyzsh/ohmyzsh) - A delightful community-driven framework for managing your zsh configuration. [![Open-Source Software][OSS Icon]](https://github.com/ohmyzsh/ohmyzsh) ![Freeware][Freeware Icon]
 * [xcodes](https://github.com/RobotsAndPencils/xcodes) - A command-line tool to install and switch between multiple versions of Xcode. [![Open-Source Software][OSS Icon] ![Freeware][Freeware Icon]](https://github.com/RobotsAndPencils/xcodes)
-* [xxh](https://github.com/xxh/xxh) - Bring your favorite shell wherever you go through the SSH. [![Open-Source Software][OSS Icon]](https://sourceforge.net/projects/zsh/) ![Freeware][Freeware Icon]
-* [x-cmd](https://github.com/x-cmd/x-cmd) - x-cmd is a vast and interesting collection of tools guided by the Unix philosophy.[![Open-Source Software][OSS Icon]](https://sourceforge.net/projects/zsh/) ![Freeware][Freeware Icon]
+* [xxh](https://github.com/xxh/xxh) - Bring your favorite shell wherever you go through the SSH. [![Open-Source Software][OSS Icon]](https://github.com/xxh/xxh) ![Freeware][Freeware Icon]
+* [x-cmd](https://github.com/x-cmd/x-cmd) - x-cmd is a vast and interesting collection of tools guided by the Unix philosophy.[![Open-Source Software][OSS Icon]](https://github.com/x-cmd/x-cmd) ![Freeware][Freeware Icon]
 
 ### Frameworks For Hybrid Applications