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Online Gleam to TypeScript Converter

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upload iconClick to select or drop your input code file here.

You can also type the input code below.

How to use this tool?

This free online converter lets you convert code from Gleam to TypeScript in a click of a button. To use this converter, take the following steps -

  1. Type or paste your Gleam code in the input box.
  2. Click the convert button.
  3. The resulting TypeScript code from the conversion will be displayed in the output box.

Key differences between Gleam and TypeScript

CharacteristicGleamTypeScript
SyntaxClean, concise, inspired by ML-family languages (like OCaml and Elm), uses significant whitespace, and has a functional style.Superset of JavaScript, uses C-style syntax with braces and semicolons, familiar to JavaScript and C-family language users.
ParadigmPurely functional, emphasizes immutability and pattern matching.Multi-paradigm; supports object-oriented, functional, and procedural programming.
TypingStatically typed with strong, inferred types and no null or undefined values.Statically typed (with type inference), but allows gradual typing and can interoperate with untyped JavaScript.
PerformanceCompiles to efficient Erlang or JavaScript code, optimized for BEAM (Erlang VM) performance.Compiles to JavaScript, so runtime performance is the same as JavaScript.
Libraries and frameworksLimited ecosystem, mainly focused on BEAM and functional programming; fewer libraries and frameworks.Vast ecosystem, can use any JavaScript library or framework (React, Angular, Vue, etc.).
Community and supportSmall but growing community, limited resources and support compared to mainstream languages.Large, active community with extensive documentation, resources, and support from Microsoft.
Learning curveSteeper for those unfamiliar with functional programming or ML-style languages.Gentle for JavaScript developers; easier for those with experience in C-family languages.