diff --git a/README.md b/README.md
index 305da82..0624797 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 ## Table of Contents: Build your own X
 
-This repository is a compilation of well-written, step-by-step guides for re-creating our favorite technologies from scratch. 
+This repository is a compilation of well-written, step-by-step guides for re-creating our favorite technologies from scratch.
 
 > *What I cannot create, I do not understand — Richard Feynman.*
 
@@ -298,6 +298,7 @@ It's a great way to learn.
 * [**JavaScript**: _The Super Tiny Interpreter_](https://github.com/keyanzhang/the-super-tiny-interpreter)
 * [**JavaScript**: _Little Lisp interpreter_](https://maryrosecook.com/blog/post/little-lisp-interpreter)
 * [**JavaScript**: _How to implement a programming language in JavaScript_](http://lisperator.net/pltut/)
+* [**TypeScript**: _Implement little Lisp in pure TypeScript_](https://github.com/akerdi/jslispy)
 * [**OCaml**: _Writing a C Compiler_](https://norasandler.com/2017/11/29/Write-a-Compiler.html)
 * [**OCaml**: _Writing a Lisp, the series_](https://bernsteinbear.com/blog/lisp/)
 * [**Pascal**: _Let's Build a Compiler_](https://compilers.iecc.com/crenshaw/)
@@ -320,7 +321,7 @@ It's a great way to learn.
 * [**C**: _Regular Expression Matching Can Be Simple And Fast_](https://swtch.com/~rsc/regexp/regexp1.html)
 * [**JavaScript**: _Build a Regex Engine in Less than 40 Lines of Code_](https://nickdrane.com/build-your-own-regex/)
 * [**JavaScript**: _How to implement regular expressions in functional javascript using derivatives_](http://dpk.io/dregs/toydregs)
-* [**JavaScript**: _Implementing a Regular Expression Engine_](https://deniskyashif.com/2019/02/17/implementing-a-regular-expression-engine/) 
+* [**JavaScript**: _Implementing a Regular Expression Engine_](https://deniskyashif.com/2019/02/17/implementing-a-regular-expression-engine/)
 * [**Perl**: _How Regexes Work_](https://perl.plover.com/Regex/article.html)
 * [**Scala**: _No Magic: Regular Expressions_](https://rcoh.svbtle.com/no-magic-regular-expressions)
 
@@ -443,7 +444,7 @@ It's a great way to learn.
 * [**Rust**: _Writing Scalable Chat Service from Scratch_](https://nbaksalyar.github.io/2015/07/10/writing-chat-in-rust.html)
 * [**TypeScript**: _Tiny Package Manager: Learns how npm or Yarn works_](https://github.com/g-plane/tiny-package-manager)
 
-## Contribute 
+## Contribute
 * Submissions welcome, just send a PR, or [create an issue](https://github.com/codecrafters-io/build-your-own-x/issues/new)
 * Help us review [pending submissions](https://github.com/codecrafters-io/build-your-own-x/issues) by leaving comments and "reactions"