Alternatives and similar repositories for optionals:

Users that are interested in optionals are comparing it to the libraries listed below

• suchipi / safety-match
  Rust-style pattern matching for TypeScript
  ☆196Updated 11 months ago
• tc39 / proposal-extractors
  Extractors for ECMAScript
  ☆247Updated 4 months ago
• shuckster / match-iz
  A tiny pattern-matching library in the style of the TC39 proposal.
  ☆156Updated 3 weeks ago
• richardscarrott / ok-computer
  λ "Functions all the way down" data validation for JavaScript and TypeScript.
  ☆79Updated 2 years ago
• ariesclark / tanu.js
  An oversimplification of the TypeScript Compiler API for defining and generating source files.
  ☆135Updated 8 months ago
• dprint / dprint-plugin-prettier
  Prettier wrapper plugin for dprint.
  ☆98Updated last week
• dilan-dio4 / strz
  💪 Very strongly typed string functions in TypeScript
  ☆119Updated last year
• dudykr / public-stc
  The fastest TypeScript type checker in the world
  ☆292Updated 2 years ago
• denoland / deno_graph
  The module graph logic for Deno CLI
  ☆120Updated this week
• badrap / result
  A TypeScript result type taking cues from Rust's Result and Haskell's Either types
  ☆295Updated 9 months ago
• traverse1984 / oxide.ts
  Rust's Option<T> and Result<T, E>, implemented for TypeScript.
  ☆534Updated last year
• Effect-TS / match
  Functional pattern matching with the full power of TypeScript
  ☆181Updated last year
• kerryboyko / denodash
  A utility library, similar to Underscore and Lodash, but written Typescript-First, designed for use in Deno
  ☆64Updated 3 years ago
• dprint / dprint-plugin-typescript
  TypeScript and JavaScript code formatting plugin for dprint.
  ☆264Updated this week
• neuledge / computed-types
  🦩 Joi like validations for TypeScript
  ☆362Updated 8 months ago
• dprint / dprint-vscode
  Visual Studio Code extension for formatting code with dprint.
  ☆61Updated 3 weeks ago
• lune-climate / ts-results-es
  A TypeScript implementation of Rust's Result and Option.
  ☆103Updated this week
• didavid61202 / type-level-regexp
  🔤🔍 Type-level RegExp, parse and match string in TypeScript type system.
  ☆113Updated last year
• privatenumber / type-flag
  ⛳️ Typed command-line arguments parser for Node.js
  ☆171Updated 7 months ago
• c4spar / deno-dzx
  🦕 Deno shell tools inspired by zx.
  ☆138Updated 2 years ago
• badrap / valita
  A typesafe validation & parsing library for TypeScript.
  ☆404Updated 2 weeks ago
• solidjs / solid-testing-library
  Simple and complete Solid testing utilities that encourage good testing practices.
  ☆204Updated 5 months ago
• seancroach / ts-opaque
  Easy-to-use library that implements opaque types in TypeScript!
  ☆59Updated 10 months ago
• GoogleFeud / ts-runtime-checks
  A typescript transformer that automatically generates validation code from your types.
  ☆354Updated last month
• hoeck / simple-runtypes
  Small, efficient and extendable runtype library for Typescript
  ☆116Updated last year
• franeklubi / rustic
  rustic is a TypeScript library providing emulation of Rust's Option and Result types (and some useful wrappers for common js functions as…
  ☆138Updated 2 years ago
• tc39 / proposal-array-from-async
  Draft specification for a proposed Array.fromAsync method in JavaScript.
  ☆187Updated last year
• shakyShane / serde-zod
  ☆55Updated last year
• gadget-inc / wds
  Real fast development reloading for server side TypeScript projects.
  ☆113Updated this week
• rimbu-org / rimbu
  Rimbu is a TypeScript library focused on immutable, performant, and type-safe collections and other tools.
  ☆134Updated this week