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FreeWaitlists vs Sideko

Focuses on API generation and SDK docs, not simple waitlist collection.
FreeWaitlistsFree waitlist API and widgets for your landing pageSidekoYour API - easy to consume 😎. Generate and publish SDKs + Documentation in seconds.

Side by side

What it is
FreeWaitlists:FreeWaitlists provides a simple API and hosted widgets to create and manage waitlists for landing pages.
Sideko:Sideko generates and publishes SDKs, docs, and mock servers from OpenAPI specs in seconds.
Best for
FreeWaitlists:Simple waitlist API and hosted pages
Sideko:Auto-generated SDKs & docs from OpenAPI
Who it’s for
FreeWaitlists:Indie startups, developers, and creators who need quick sign-up collection.
Sideko:API product teams and developers who need fast, reliable SDKs and docs.
Pricing
FreeWaitlists:Freemium
Sideko:Freemium
Plans
FreeWaitlists:Free $0 forever · Pro $14/month per month · Pro Lifetime $59 one-time
Sideko:Starter $0 per month · Pro $400 per month (billed annually)
Open source
FreeWaitlists:—
Sideko:Yes, 1 GitHub stars
Works with
FreeWaitlists:Discord webhook, Email
Sideko:Python, Typescript, Ruby, Rust, Go
DevHunt upvotes
FreeWaitlists:2
Sideko:81
Launched on DevHunt
FreeWaitlists:Aug 2026
Sideko:Jan 2024

FreeWaitlists features

  • Hosted waitlist page. Create a branded waitlist page instantly without coding.
  • Waitlist API. Integrate sign-up collection into any site with a single API call.
  • Welcome emails. Send automated branded welcome emails without configuring mail servers.
  • Instant notifications. Receive email or Discord webhook alerts for each new signup.
  • Custom domains. Use your own domain for the hosted waitlist page.
  • Analytics & insights. Real-time charts track signup growth and engagement.
FreeWaitlists on DevHunt →Alternatives

Sideko features

  • SDK Generator. Creates production-ready SDKs in supported languages with tests and error handling.
  • Automatic Maintenance. Detects OpenAPI changes and regenerates SDKs, docs, and tests automatically.
  • API Documentation Builder. Builds interactive docs with MDX components, content spaces, and custom themes.
  • Instant Mock Servers. Provides mock servers for rapid API prototyping and testing.
  • OpenAPI Linting & Validation. Validates specs and reports linting issues to ensure quality.
  • Enterprise Features. Includes private APIs, SSO, SOC 2 Type II compliance, and generated CLIs.
Sideko on DevHunt →Alternatives

Based on each tool's website and DevHunt data. Details may change; check the official sites.