Best Hey API Alternatives in 2026
The top Hey API alternatives are OpenAPI Generator, Hasura and DreamFactory: 15 API generation software our editors would look at instead of Hey API, in our ranking order.
Hey API: A free, open-source generator for TypeScript and Python API clients and models. Where it falls short: generated language coverage centers on TypeScript and python..
Switching from Hey API? For most api generation software buyers the best Hey API alternative is OpenAPI Generator, built for teams generating clients, server stubs, and docs. On a budget, Supabase starts at $25/mo.
Why People Look for a Hey API Alternative
- Generated language coverage centers on TypeScript and Python
- Support channels are limited to documentation and community resources
- Plugin-based generation requires selecting outputs for each project’s needs
Quick Picks by What You Need
- Best overallOpenAPI Generator9.3
Teams generating clients, server stubs, and docs
Visit OpenAPI Generator - Lowest priceSupabase8.2
Paid plans from $25/mo
Visit Supabase - Best free optionOpenAPI Generator9.3
Has a free plan
Visit OpenAPI Generator
All 15 Hey API Alternatives, Ranked
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
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Best forTeams generating clients, server stubs, and docs
- Better than Hey API:
- Editor score 9.3 vs 7.0
Free, extensible OpenAPI generation for clients, servers, docs, and schemas.
9.3/10★★★★★Visit OpenAPI Gen -
Best forTeams generating governed APIs from data sources
- Better than Hey API:
- Editor score 8.7 vs 7.0
A governed API platform with a free tier and model-based paid plans.
8.7/10★★★★☆Visit Hasura -
Best forEnterprises generating and governing REST APIs
- Better than Hey API:
- Editor score 8.5 vs 7.0
A self-hosted API platform that turns data sources into documented, governed REST APIs.
8.5/10★★★★☆Visit DreamFactory -
Best forTeams generating typed clients from OpenAPI
- Better than Hey API:
- Editor score 8.3 vs 7.0
Generates typed API clients from OpenAPI, with endpoint filtering and CLI and VS Code tools.
8.3/10★★★★☆Try Microsoft Kiota -
Best forTeams wanting managed Postgres APIs and backend tools
- Better than Hey API:
- Editor score 8.2 vs 7.0
A Postgres-backed API platform that also bundles authentication, storage, and backend tools.
8.2/10★★★★☆Visit Supabase -
Best forTeams generating clients, server stubs, or API docs
- Better than Hey API:
- Editor score 8.0 vs 7.0
Generates OpenAPI-based clients, server stubs, and documentation through CLI or online service.
8.0/10★★★★☆Try Swagger Codegen -
Best forTeams defining APIs and generating multiple artifacts
- Better than Hey API:
- Editor score 7.9 vs 7.0
Define API models once, then generate specifications, schemas, code, and docs.
7.9/10★★★★☆Visit TypeSpec -
Best forGraphQL teams generating typed code and SDKs
- Better than Hey API:
- Editor score 7.8 vs 7.0
A flexible, open-source generator for GraphQL teams that want typed code across their stack.
7.8/10★★★★☆Visit site -
Best forSmall teams building self-hosted apps
- Better than Hey API:
- Editor score 7.7 vs 7.0
A compact self-hosted backend for small apps that need generated REST-style APIs and realtime data.
7.7/10★★★★☆Visit PocketBase -
Best forTeams generating REST and GraphQL APIs from SQL
- Better than Hey API:
- Editor score 7.7 vs 7.0
Directus turns SQL data models into customizable REST and GraphQL APIs with CMS workflows.
7.7/10★★★★☆Visit Directus -
Best forTeams exposing database data as REST or GraphQL
- Better than Hey API:
- Editor score 7.6 vs 7.0
A language-independent, configuration-based way to expose database data through APIs.
7.6/10★★★★☆Visit Microsoft -
Best forMobile teams needing a self-hosted backend API
- Better than Hey API:
- Editor score 7.5 vs 7.0
A self-hosted backend with multiple API styles and offline-capable mobile SDKs.
7.5/10★★★★☆Visit Parse Platform -
Best forTeams publishing API references from specifications
- Better than Hey API:
- Editor score 7.4 vs 7.0
API documentation platform with specification-based references, versioning, and self-hosting.
7.4/10★★★★☆Visit Fern -
Best forNo-code teams building REST APIs and backend logic
- Better than Hey API:
- Editor score 7.3 vs 7.0
A no-code REST API and backend builder with visual logic, auth, and generated docs.
7.3/10★★★★☆Visit Xano -
Best forTeams building GraphQL APIs on PostgreSQL
- Better than Hey API:
- Editor score 7.2 vs 7.0
Generates GraphQL schemas and CRUD mutations from PostgreSQL, with database-aware controls.
7.2/10★★★★☆Visit PostGraphile
Hey API Alternatives: Common Questions
What is the best alternative to Hey API?
OpenAPI Generator: #1 in our API Generation Software ranking, with an editor score of 9.3 out of 10. Free, extensible OpenAPI generation for clients, servers, docs, and schemas.
Is there a free alternative to Hey API?
Yes. OpenAPI Generator, Hasura, DreamFactory, Microsoft Kiota and Supabase have a free plan or a free tier (15 of the 15 alternatives on this page).
What is the cheapest paid alternative to Hey API?
Of the alternatives here that publish a price, Supabase starts lowest, at $25/mo.
Why do people look for Hey API alternatives?
Generated language coverage centers on TypeScript and Python; Support channels are limited to documentation and community resources; Plugin-based generation requires selecting outputs for each project’s needs.
How do I switch from Hey API?
Export your data from Hey API (most tools have an export in their settings). Sign up for the alternative; start on its free plan or trial if it has one. Import your export and set up the integrations your team relies on. Run both side by side for a short while, then cancel Hey API.
How to Switch from Hey API
- Export your data from Hey API (most tools have an export in their settings).
- Sign up for the alternative; start on its free plan or trial if it has one.
- Import your export and set up the integrations your team relies on.
- Run both side by side for a short while, then cancel Hey API.
Hey API vs Each Alternative
| # | Tool | Free plan | Paid from | Score |
|---|---|---|---|---|
| 17 | Hey API | Yes | Free | 7.0 |
| 1 | OpenAPI Generator | Yes | Free | 9.3 |
| 2 | Hasura | Yes | $5/unit/mo | 8.7 |
| 3 | DreamFactory | Yes | $1,500/mo | 8.5 |
| 4 | Microsoft Kiota | Free | 8.3 | |
| 5 | Supabase | Yes | $25/mo | 8.2 |
| 6 | Swagger Codegen | Free | 8.0 | |
| 7 | TypeSpec | Free | 7.9 | |
| 8 | GraphQL Code Generator | Yes | Free | 7.8 |
| 9 | PocketBase | Yes | Free | 7.7 |
| 10 | Directus | Yes | $499/mo | 7.7 |
| 11 | Microsoft Data API Builder | Yes | Free | 7.6 |
| 12 | Parse Platform | Free | 7.5 | |
| 13 | Fern | Yes | 7.4 | |
| 14 | Xano | Yes | $85/mo | 7.3 |
| 15 | PostGraphile | Yes | 7.2 |
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update