Bloom for compatibility-first migration and hosted docs/SDK workflow.
Alternatives
Stainless alternatives, compared by migration outcome.
The right replacement is not just the generator with the prettiest output. It is the workflow that preserves package names, imports, auth, examples, docs URLs, and release confidence.
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Alternatives to evaluate
Official self-hosted codegen for teams that want to run generation locally.
Speakeasy for OpenAPI-native SDK generation.
Fern for docs plus SDKs.
APIMatic, OpenAPI Generator, liblab, and custom internal generators.
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Evaluation criteria
Can you compare old and new SDK public surfaces?
Can you keep docs and SDKs in one release workflow?
Can you dry-run npm and PyPI publishing?
Can you host docs, sitemap, and llms.txt without lock-in?
Example output
The alternatives page ranks options by migration outcome.
Sendblue source spec parsed into a replacement plan.
Bloom generated the configured TypeScript SDK method set.
Bloom generated the configured Python SDK method set.
The docs site has Stainless Docs Platform dependencies to replace.
| Example | Why it matters | Current result |
|---|---|---|
| Compatibility report | Any destination generator should be judged against existing SDK public surfaces. | Bloom compares TypeScript and Python first. |
| Docs scan | A generator replacement is incomplete if docs still depend on Stainless hosted APIs. | Docs migration remains a first-class blocker. |
Related pages