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GraphQL.js

Free#29 of 32 in GraphQL Tools

GraphQL.js: A focused, open-source foundation for building and testing GraphQL workflows in JavaScript. Ranked #29 of 32 in GraphQL Tools by our editors (5.9/10); pricing: Free plan; best for javaScript teams needing GraphQL fundamentals.

5.9/10Editor score

Visit GraphQL.js

GraphQL.js5.9 Visit GraphQL.js

At a glance

Editor score
5.9 / 10
Pricing
Free plan
Best for
JavaScript teams needing GraphQL fundamentals
Free plan
Yes
Paid from
Free
Deployment model
Self-hosted
Facts checked
21 Sep 2026

Where it wins
- Parses, validates, and executes GraphQL queries and mutations
- Supports schema construction, type-system work, and GraphQL utilities
- Runs in browsers and Node.js with JavaScript and TypeScript support
Where it doesn't
- Self-hosted library rather than a hosted GraphQL management platform
- Requires development work to assemble a complete GraphQL workflow
- Focused on GraphQL fundamentals, not broader end-user management features

Our verdict on GraphQL.js

GraphQL.js is an open-source JavaScript implementation of the GraphQL specification for teams building GraphQL servers, clients, tools, and schema workflows. It supports JavaScript and TypeScript projects, runs in Node.js and browsers, and is distributed through CommonJS and ES modules. Developers can use it to parse queries, construct schemas, validate queries and mutations, execute operations, and work with GraphQL utilities. Its operation-testing support also allows integration tests without running a server, making it a practical foundation for development and schema validation.

The main strength is breadth within the GraphQL core rather than breadth across product categories. GraphQL.js covers parsing, schema construction, type-system support, validation, execution, utilities, and operation testing in one library. Browser and Node.js usage gives JavaScript teams flexibility across application and server environments, while the JavaScript and TypeScript positioning fits common development workflows. The open-source model and free plan make it suitable for teams that want direct control over deployment and application architecture rather than a managed service.

GraphQL.js is self-hosted and library-focused, so teams must design and operate the surrounding application, server, tooling, and delivery workflow themselves. It is a strong choice for developers who need GraphQL fundamentals, specification-aligned building blocks, and testing support inside JavaScript projects. Teams seeking a hosted GraphQL management platform or a broader end-user administration experience should choose a more comprehensive alternative.

Your product? Our editors can test GraphQL.js in depth and publish a review, labelled as paid · from $149/mo →

GraphQL.js pricing

Plans Free planFree Free to use — no paid tier required for the core job.

See plans on graphql-js.org

GraphQL.js fact sheet

Free plan	Yes
Paid from	Free
Deployment model	Self-hosted
Schema registry	Not verified
API explorer	Not verified
Client code generation	Not verified
Operation testing	Yes
Server languages	JavaScript, TypeScript
Deployment	Self-hosted
Platforms	Web
Support	Community, Docs
Built for	Solo, Small business, Mid-market, Enterprise (editorial estimate)
Pricing	Free plan
Website	graphql-js.org
Facts checked	21 Sep 2026

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Featured on iTechGuides

GraphQL.js is listed in our GraphQL Tools directory. Add the badge to your site — it links back to this page.

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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Last updated 7 Oct 2026 · How we research and update