Online Erlang Compiler
Write Erlang in the browser and run it on our machines. The editor is opening.
Free online Erlang compiler and editor
JDoodle is an online IDE that has served the programming community since 2013. You write, compile, and run code in the browser for Erlang and many other languages, without installing a toolchain.
What you see on this page is JDoodle’s free Erlang compiler. Write Erlang in the editor, press Execute, and JDoodle runs it on its servers. You do not install Erlang, and you do not need a JDoodle account to run code.
Online Erlang editor
JDoodle’s Erlang editor on this page highlights syntax, completes as you type, matches brackets, and folds blocks. It is an online Erlang editor and a compiler together: you write here, then Execute runs your program on JDoodle’s servers.
Erlang versions on JDoodle
JDoodle currently ships these Erlang builds. Choose one from the version menu before you execute. The installed releases are 22.1, 24, 26.1.1, and OTP 28.
| Version |
|---|
| 22.1 |
| 24 |
| 26.1.1 |
| OTP 28 |
Frequently asked questions
Is JDoodle’s online Erlang compiler free?
Yes. JDoodle lets you write and run Erlang without paying. A JDoodle account is only needed to save projects, use more AI credits, or unlock faster workspaces.
Do I need to install Erlang to use JDoodle?
No. JDoodle runs Erlang on its servers. Open this page in a browser and execute.
Which Erlang version should I pick on JDoodle?
Choose the version that matches the course or codebase you are working against from the version menu. The builds JDoodle has installed are 22.1, 24, 26.1.1, and OTP 28.
Is this an online Erlang editor or a compiler?
Both. The page is an online Erlang editor and it compiles and runs what you write.
Input, interactive runs, files, and the rest of the editor work the same on every language. See the JDoodle IDE documentation.