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Developer Tools

Best Sdk in 2026

  1. 01 Epic Online Services

    Epic Online Services suits game developers who need online accounts, social, multiplayer, player-data, or trust-and-safety services.

    Free plan Web · Windows · macOS · Linux
    8.9 Visit Specs
  2. 02 OneSignal

    OneSignal suits organizations sending messages across push, email and other listed channels, with tools for segmentation and automated journeys.

    From $19/mo Free plan Web · Windows · macOS · iOS
    8.9 Visit Specs
  3. 03 RevenueCat

    It suits developers building apps with in-app purchases or subscriptions, from early teams to those scaling to millions of customers.

    Free plan Open source Web · macOS · iOS · Android
    8.4 Visit Specs
  4. 04 Meta Business Suite

    It suits businesses managing a Facebook Page and Instagram account, especially small businesses that need publishing, messages and insights in one place.

    Free plan Web · iOS · Android
    8.0 Visit Specs
  5. 05 Oracle Cloud Infrastructure Container Registry
    Free plan Web · Linux · API
    7.8 Visit Specs
  6. 06 Steamworks
    Free plan Windows · macOS · Linux · API
    7.5 Visit Specs
  7. 07 Plaid

    Plaid describes Pay as You Go for individuals and developers, Growth for small teams and startups, and Custom for businesses that need to scale.

    Free trial Web · iOS · Android · API
    7.3 Visit Specs
  8. 08 Datadog APM
    From $31/mo Web · iOS · Android
    7.0 Visit Specs
  9. 09 Agora SDKs
    Web · Windows · macOS · Linux
    6.6 Visit Specs
  10. 10 Azure SDKs
    Web · Windows · macOS · Linux
    6.3 Visit Specs
  11. 11 Apple Simulator
    macOS
    6.1 Visit Specs
  12. 12 Firebase SDKs
    Web · iOS · Android
    6.0 Visit Specs
  13. 13 HID SDK
    Windows · Linux · Android
    5.9 Visit Specs
  14. 14 Stream SDKs
    Web · Windows · macOS · Linux
    5.8 Visit Specs
  15. 15 Google Cloud Client Libraries
    Web
    5.7 Visit Specs
  16. 16 NVIDIA CUDA Toolkit
    Windows · Linux
    5.7 Visit Specs
  17. 17 OpenJAUS SDK
    Windows · Linux
    5.6 Visit Specs
  18. 18 OpenTelemetry SDK
    5.3 Visit Specs
  19. 19 Unified Automation OPC UA SDKs
    Windows · Linux
    5.3 Visit Specs
  20. 20 Windows SDK
    Windows
    5.1 Visit Specs
How this list is ordered. Specifiction scores each tool on how fully its maker documents it, whether its prices are published, where the research puts it, the platforms it runs on and whether it can be tried for free (how we rank). Makers can also buy a numbered place (how Specifiction is paid for).

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