Option, Result, and Either types for TypeScript - Inspired by Rust π¦
β883Oct 20, 2025Updated 8 months ago
Alternatives and similar repositories for monads
Users that are interested in monads are comparing it to the libraries listed below. We may earn a commission when you buy through links labeled 'Ad' on this page.
Sorting:
- Safe and idiomatic TypeScript types to handle null, error, and async code handling: Maybe, Result, and Task types that are really nice.β1,349Jun 27, 2026Updated last week
- A typescript implementation of Rust's Result object.β1,400Apr 15, 2024Updated 2 years ago
- Functional programming library for TypeScript - https://gigobyte.github.io/purify/β1,602Dec 16, 2025Updated 6 months ago
- π¨ The exhaustive Pattern Matching library for TypeScript, with smart type inference.β15,071May 25, 2026Updated last month
- Type-Safe Errors for JS & TypeScriptβ7,610Feb 14, 2026Updated 4 months ago
- GPU virtual machines on DigitalOcean Gradient AI β’ AdGet to production fast with high-performance AMD and NVIDIA GPUs you can spin up in seconds. The definition of operational simplicity.
- Functional programming in TypeScriptβ11,525Apr 20, 2026Updated 2 months ago
- A TypeScript result type taking cues from Rust's Result and Haskell's Either typesβ302Sep 9, 2025Updated 10 months ago
- π‘ Comprehensive collection of type guards for JavaScript and TypeScript; Inspired by Elixirβ187Mar 4, 2023Updated 3 years ago
- π§ Fast, modern, and practical utility library for FP in TypeScript.β1,199May 27, 2024Updated 2 years ago
- Some nice Crab things implemented in TypeScript.β16Feb 6, 2024Updated 2 years ago
- Build production-ready applications in TypeScriptβ14,813Jun 29, 2026Updated last week
- π₯ Functional Algebraic Data Typesβ489Jun 5, 2024Updated 2 years ago
- A utility library for JavaScript and TypeScript.β5,388Updated this week
- Zero-runtime pattern matchingβ870Jan 29, 2024Updated 2 years ago
- Deploy to Railway using AI coding agents - Free Credits Offer β’ AdUse Claude Code, Codex, OpenCode, and more. Autonomous software development now has the infrastructure to match with Railway.
- πWrite safer TypeScript using Maybe, List, Result, and Either monads.β133Dec 7, 2025Updated 7 months ago
- TypeScript's 1:1 validator, optimized from editor to runtimeβ7,793Updated this week
- A toolkit of Nullable/Option/Result type implementation in ECMAScript. Their APIs are inspired by Rust's `Option<T>` and `Result<T, E>`.β357Jul 2, 2026Updated last week
- Essential building-blocks for functional & safe TypeScript codeβ760Apr 23, 2026Updated 2 months ago
- A library of composable functions for the type-level! Transform your TypeScript types in any way you want using functions you already knoβ¦β3,671Dec 28, 2024Updated last year
- The library which provides useful monads, interfaces, and lazy iterators.β354Nov 18, 2024Updated last year
- β‘οΈ TypeScript Execute | The easiest way to run TypeScript in Node.jsβ12,036Jul 2, 2026Updated last week
- Rust's Option<T> and Result<T, E>, implemented for TypeScript.β590Sep 18, 2023Updated 2 years ago
- π· TypeScript's largest type utility libraryβ7,149Jun 2, 2025Updated last year
- Deploy to Railway using AI coding agents - Free Credits Offer β’ AdUse Claude Code, Codex, OpenCode, and more. Autonomous software development now has the infrastructure to match with Railway.
- Rust-based platform for the Webβ34,125Updated this week
- A correct and efficient TypeScript type checker and compiler with additional experimentsβ2,733Jun 16, 2026Updated 3 weeks ago
- Pattern matching syntax for ECMAScriptβ5,785Oct 5, 2025Updated 9 months ago
- π Benchmark Comparison of Packages with Runtime Validation and TypeScript Supportβ825Jun 29, 2026Updated last week
- TypeScript-first schema validation with static type inferenceβ43,104Updated this week
- The simplest and fastest way to bundle your TypeScript libraries.β11,275Jun 14, 2026Updated 3 weeks ago
- A collection of essential TypeScript typesβ17,283Updated this week
- The Full-stack Framework in Deno.β5,189Jul 6, 2025Updated last year
- Functional optics: a (partial) porting of Scala monocleβ1,075Dec 9, 2022Updated 3 years ago
- AI Agents on DigitalOcean Gradient AI Platform β’ AdBuild production-ready AI agents using customizable tools or access multiple LLMs through a single endpoint. Create custom knowledge bases or connect external data.
- The modular and type safe schema library for validating structural data π€β8,809Jun 28, 2026Updated last week
- Speedy TypeScript type checkerβ5,721Jan 25, 2024Updated 2 years ago
- Check TypeScript type definitionsβ2,556Aug 5, 2025Updated 11 months ago
- ESLint rules to disable mutation and promote fp in JavaScript and TypeScript.β990Updated this week
- Cross-platform shell tools for Deno and Node.js inspired by zx.β1,483Jul 2, 2026Updated last week
- Property based testing framework for JavaScript (like QuickCheck) written in TypeScriptβ5,056Updated this week
- A **true** pattern matching library for JavaScript/ TypeScriptβ44Aug 13, 2025Updated 10 months ago