---
title: "True Myth"
description: "Typed abstractions for optional values and recoverable errors."
pagination: false
---

{/* Generated from content/. Edit the catalog, not this page. */}

<PurposeNote title="Good for">Representing absence and failure explicitly in TypeScript application logic.</PurposeNote>

## What it does

Typed abstractions for optional values and recoverable errors.

## When it fits

Representing absence and failure explicitly in TypeScript application logic.

## Other options in this category

<div data-pagefind-ignore>

- [Effect](/typescript/effect) — Structuring asynchronous work, errors, dependencies, and resource lifecycles.
- [Total TypeScript TSConfig](/typescript/total-typescript-tsconfig) — Starting projects with consistent compiler settings.
- [ts-expect](/typescript/ts-expect) — Checking that public types behave as intended during compilation.
- [ts-pattern](/typescript/ts-pattern) — Expressing structured branching with exhaustive matching over TypeScript values.
- [ts-toolbelt](/typescript/ts-toolbelt) — Building complex type transformations from reusable type-level operations.

</div>

## Source

[Project source for True Myth ↗](https://github.com/true-myth/true-myth)

Editorial overview reviewed on October 24, 2026. Follow the source for current setup, compatibility, and licensing.

[Make application logic type-safe →](/tasks/make-application-logic-type-safe)

[All typescript &amp; typed logic options →](/typescript)