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OpenWorkers

Free#10 of 34 in Rust Application Hosting

OpenWorkers: A Rust-focused, self-hosted Workers-compatible runtime with persistent storage bindings. Ranked #10 of 34 in Rust Application Hosting by our editors (8.1/10); pricing: Open source; best for open-source Rust WebAssembly self-hosting.

8.1/10Editor score

Visit OpenWorkers

OpenWorkers8.1 Visit OpenWorkers

At a glance

Editor score
8.1 / 10
Pricing
Open source
Best for
Open-source Rust WebAssembly self-hosting
Paid from
Free
Facts checked
22 Sep 2026

Where it wins
- Runs Rust WebAssembly workers alongside JavaScript and TypeScript
- Supports PostgreSQL, S3-compatible storage, and key-value bindings
- Offers Docker Compose self-hosting, custom domains, and scheduled handlers
Where it doesn't
- Requires infrastructure operated and maintained by the user
- WebSockets support is currently in beta
- Its strongest fit is self-hosted deployments, not managed hosting

Our verdict on OpenWorkers

OpenWorkers is an open-source serverless platform for teams that want to run JavaScript, TypeScript, and Rust-based WebAssembly workers on infrastructure they control. It uses a Rust runner with a V8-isolate runtime and supports Cloudflare Workers-compatible fetch handlers, giving developers a familiar request-handling model while keeping deployment self-hosted. The platform runs on the web, through an API, and in self-hosted environments, with Docker Compose available for deployment.

Its main strength is the combination of Rust WebAssembly support and persistent application services. Workers can connect to key-value storage, SQL databases backed by PostgreSQL, and S3-compatible object storage. The integration surface includes PostgreSQL, AWS S3, Cloudflare R2, MinIO, GitHub OAuth, and Cloudflare. Cron-based scheduled handlers, custom domains, and CLI-based worker deployment and administration extend it beyond request-response workloads. This makes OpenWorkers a practical match for operators building storage-backed services while retaining control over the runtime and infrastructure.

The trade-off is operational responsibility. OpenWorkers is primarily self-hosted, so teams must run and maintain the surrounding infrastructure rather than relying on a managed application-hosting service. The project is described as being in public beta, and WebSockets are also in beta, which matters for teams that need those capabilities as a settled part of production architecture. Choose OpenWorkers if open-source ownership, Rust WebAssembly workers, and infrastructure control are central requirements. Choose an alternative if you want a fully managed deployment experience or need mature WebSocket support as a core workload.

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

OpenWorkers pricing

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

See plans on openworkers.com

OpenWorkers fact sheet

Free plan	Not verified
Paid from	Free
Git deployment	Not verified
Docker deployment	Not verified
Persistent storage	Yes
Managed databases	Not verified
Private networking	Not verified
Background workers	Not verified
Rust toolchain control	Not verified
Deployment	Self-hosted
Platforms	Web
Support	Docs
Built for	Small business, Mid-market, Enterprise (editorial estimate)
Integrations	6 integrations: PostgreSQL, AWS S3, Cloudflare R2, MinIO, GitHub OAuth, Cloudflare
Pricing	Open source
Website	openworkers.com
Facts checked	22 Sep 2026

OpenWorkers integrations

OpenWorkers lists 6 integrations on its own site.

PostgreSQL
AWS S3
Cloudflare R2
MinIO
GitHub OAuth
Cloudflare

Alternatives to OpenWorkers

See all OpenWorkers alternatives →

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The editor score above is our own research. What this page doesn't have yet is a reader's view — what you used OpenWorkers for, what worked and what didn't. No stars are seeded and no review is paid for; an editor reads every one before it appears.

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Featured on iTechGuides

OpenWorkers is listed in our Rust Application Hosting 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