Update README.md

Author: nobodywasishere

README.md

@@ -4,11 +4,13 @@
 
 ## Welcome to Crystal Lang Tools webpage!
 
-This organization hosts [Crystal](https://crystal-lang.org) extensions for various text editors and IDEs.
+This organization hosts [Crystal](https://crystal-lang.org) tools and extensions for various text editors and IDEs.
 
 ## See our projects:
 
-- [VSCode Crystal](https://github.com/crystal-lang-tools/vscode-crystal-lang) - VSCode extension for Crystal Programming Language
+- [VS Code Crystal](https://github.com/crystal-lang-tools/vscode-crystal-lang) - VS Code extension for Crystal Programming Language
 - [Sublime Crystal](https://github.com/crystal-lang-tools/sublime-crystal) - Crystal for Sublime Text
 - [Emacs Crystal Mode](https://github.com/crystal-lang-tools/emacs-crystal-mode) - A minimal crystal mode for emacs, based on ruby-mode.
 - [Vim Crystal](https://github.com/rhysd/vim-crystal) - Vim filetype and tools support for Crystal language.
+- [Zed Crystal](https://github.com/crystal-lang-tools/zed-crystal) - Zed extension for Crystal
+- [Tree Sitter Crystal](https://github.com/crystal-lang-tools/tree-sitter-crystal) - Tree sitter implementation for Crystal