Repositories list

• castle-ios

  Public
  iOS library for Castle

  Objective-C

  •

  MIT License

  •2•7•1•0•Updated Feb 26, 2026Feb 26, 2026

• castle-react-native

  Public
  React Native library for Castle

  javascriptapireact-native+ 6sdkauthenticationloginpasswordbrute-forcecastle

  TypeScript

  •

  MIT License

  •1•12•0•1•Updated Feb 25, 2026Feb 25, 2026

• aerospike-client-ruby

  Public
  Ruby client for the Aerospike database

  Ruby

  •

  Apache License 2.0

  •39•0•0•0•Updated Feb 6, 2026Feb 6, 2026

• castle-java

  Public
  Java bindings for Castle

  javasdkcastle+ 2fraud-preventionfraud-detection

  Java

  •

  MIT License

  •10•10•0•2•Updated Jan 26, 2026Jan 26, 2026

• castle-node

  Public
  Node bindings for Castle

  nodejssdkcastle+ 3node-jsfraud-preventionfraud-detection

  TypeScript

  •

  MIT License

  •5•13•2•0•Updated Jan 26, 2026Jan 26, 2026

• castle_devise

  Public
  Out-of-the-box fraud prevention for Devise model powered by Castle

  devisecastlecriticality-1

  Ruby

  •

  MIT License

  •1•5•0•2•Updated Dec 22, 2025Dec 22, 2025

• castle-flutter

  Public
  Flutter library for Castle

  dartapisdk+ 6authenticationloginpasswordbrute-forcecastleflutter

  Dart

  •

  MIT License

  •5•5•0•0•Updated Dec 8, 2025Dec 8, 2025

• castle-ruby

  Public
  Ruby gem for Castle

  rubysdkcastle+ 2fraud-preventionfraud-detection

  Ruby

  •

  MIT License

  •18•35•2•0•Updated Dec 2, 2025Dec 2, 2025

• castle-android

  Public
  Android library for Castle

  Java

  •5•9•0•0•Updated Nov 25, 2025Nov 25, 2025

• ruby-u2f

  Public
  U2F library in Ruby

  Ruby

  •

  MIT License

  •22•259•6•1•Updated Oct 22, 2025Oct 22, 2025

• castle-code-examples

  Public
  Code used in selected articles from the Castle blog

  botantifraudantibot+ 1antiabuse

  JavaScript

  •0•14•0•0•Updated Oct 15, 2025Oct 15, 2025

• castle-dotnet-example

  Public
  An example .NET MVC site using the Castle SDK

  C#

  •0•0•0•1•Updated Sep 1, 2025Sep 1, 2025

• avromatic

  Public
  Generate Ruby models from Avro schemas

  Ruby

  •

  MIT License

  •16•0•0•1•Updated Jul 29, 2025Jul 29, 2025

• devise-otp

  Public
  Two Factors authentication for Devise using Time Based OTP/rfc6238 tokens.

  Ruby

  •

  MIT License

  •52•0•0•0•Updated Jun 24, 2025Jun 24, 2025

• android-devices

  Public
  Human readable Android device names

  Ruby

  •

  MIT License

  •3•0•0•0•Updated Dec 11, 2024Dec 11, 2024

• device_detector

  Public
  DeviceDetector is a precise and fast user agent parser and device detector written in Ruby

  Ruby

  •

  GNU Lesser General Public License v3.0

  •112•0•0•0•Updated Aug 5, 2024Aug 5, 2024

• castle-dotnet

  Public
  C# / .NET bindings for Castle

  sdkcsharpdotnet+ 2fraud-preventionfraud-detection

  C#

  •

  MIT License

  •2•6•0•0•Updated May 15, 2024May 15, 2024

• castle-java-example

  Public
  Tomcat server using Castle Java library

  Java

  •0•2•0•1•Updated Dec 22, 2023Dec 22, 2023

• Castle-Auth-Tree-Nodes

  Public
  Castle Auth Tree nodes plugin for ForgeRock.

  Java

  •1•0•0•1•Updated Oct 5, 2023Oct 5, 2023

• tdigest

  Public
  Ruby implementation of Dunning's T-Digest for streaming quantile approximation

  Ruby

  •

  MIT License

  •4•22•1•0•Updated Aug 21, 2023Aug 21, 2023

• castle-go

  Public
  castle-go is a Go library wrapping the https://castle.io API.

  Go

  •

  MIT License

  •3•2•0•1•Updated May 23, 2023May 23, 2023

• analytics-kotlin-integration-castle

  Public
  The Castle analytics-kotlin integration.

  Kotlin

  •0•0•0•0•Updated May 17, 2023May 17, 2023

• analytics-ios-integration-castle

  Public
  The Castle analytics-ios integration.

  Swift

  •

  MIT License

  •0•0•0•0•Updated May 17, 2023May 17, 2023

• castle-sample-app-ruby

  Public
  Demo app to show off Castle Risk and Filter APIs

  HTML

  •

  MIT License

  •1•0•0•0•Updated Apr 27, 2023Apr 27, 2023

• castle-php

  Public
  PHP library for Castle

  phpsdkcastle+ 2fraud-preventionfraud-detection

  PHP

  •

  MIT License

  •7•8•3•0•Updated Mar 31, 2023Mar 31, 2023

• castle-ruby-middleware

  Public archive
  Rack middleware for Castle

  Ruby

  •

  MIT License

  •2•1•0•2•Updated Mar 28, 2023Mar 28, 2023

• analytics.js-integrations

  Public
  Monorepo housing Segment's analytics.js integrations

  JavaScript

  •

  MIT License

  •138•0•0•0•Updated Sep 15, 2022Sep 15, 2022

• castle-cloudflare-worker-sample

  Public
  Castle Cloudflare Worker Sample

  JavaScript

  •

  MIT License

  •4•0•0•0•Updated May 19, 2022May 19, 2022

• castle-python

  Public
  Python library for Castle

  pythonsdkcastle+ 2fraud-preventionfraud-detection

  Python

  •

  MIT License

  •4•4•0•1•Updated Mar 22, 2022Mar 22, 2022

• castle-python-example

  Public
  Castle demo application: Python

  HTML

  •0•0•0•1•Updated Mar 15, 2022Mar 15, 2022