Flutter library for improving app security and threat monitoring on Android and iOS mobile devices. Learn more about provided features on the freeRASP's homepage first.

Secure app content visibility when user leave app. It will hide content in the app switcher and display a frost barrier above locked content when the user get backs

This small library helps you to decode Json Web Tokens, you can also know if a JWT is already expired.

A Dart library implementing cryptographic algorithms and primitives, modeled on the BouncyCastle library.

Flutter jailbreak and root detection plugin. This plugin wraps Rootbeer for use on Android and DTTJailbreakDetection for use on iOS.

With the Flutter safe_device package, you can easily implement security steps such as Jailbroken, root, emulator and fake location detection.

A dart implementation of the famous javascript library 'jsonwebtoken' (JWT).

Cryptographic algorithms for encryption, digital signatures, key agreement, authentication, and hashing. AES, Chacha20, ED25519, X25519, and more. Good cross-platform support.

Safe Data Leakage via Application Background Screenshot and Prevent Screenshot for Android and iOS.

Plugin to retrieve a persistent UDID across reinstalls on iOS and Android

A Flutter extension to the at_client library which adds support for mobile, desktop and IoT devices.

An token refresh library for dart. This package exposes the core components that are common to various refresh token implementations (REST, GraphQL, etc...).

A tiny, secure, URL-friendly, unique string ID generator. Dart implementation of ai/nanoid

A easy dart package to decode JSON Web Tokens, and to check and give its expiry dates

A plugin to check and ask for notification permissions on Android and iOS

A Flutter plugin for detecting the trust fall of the device(Jailbroken, root, emulator and mock location detection).

Dart encryption library for encrypting/decrypting files, plain text and binary data in AES Crypt file format.

This plugin stores Shared Preferences as encrypted values on device storage.

Cross-platform implementation of Web Cryptography APIs for Flutter.

Provides JWT utilities for Dart including issuing a token, verifing a token and parsing a token.

SSL Pinning plugin for HTTP requests (Validation by SHA-1 or SHA-256).

A plugin for hiding sensitive data when app is in app switcher and in background. It also provides automatic lock triggers with native lifeCycle events, and native lifeCycle listeners.

A comprehensive library of high-level, cryptographic APIs. This library supports hashing, password hashing, two-way encryption, MAC authentication, and key/IV generation.

Javascript Object Signing and Encryption (JOSE) library supporting JWE, JWS, JWK and JWT

Secure hash functions, checksum generators, and key derivation algorithms optimized for Dart.

A simple Dart library for asymmetric encryption and digital signatures

library for use RSA with support for android and ios, macOS, linux, windows and web

Enable you to quickly implement rsa encryption in your flutter app, it covers everything from Generating key pairs, encrypt and decrypting strings.

Signal Protocol libray for Dart native and Flutter, pure Dart implementation of the the Signal Protocol

A new Flutter plugin for fetching the unique identifier from android and ios.

This plugin provides the ability to verify rooting and integrity on Android and iOS platforms.

Detects when your widget appears or disappears from the screen.

Lexicographically sortable, 128-bit identifier (UUID) with 48-bit timestamp and 80 random bits. Canonically encoded as a 26 character string, as opposed to the 36 character UUID.

A URL-safe base64 encoding for UUIDv4 stripped of padding. Useful when embedding short random UUIDs in URLs.

A flutter plugin for reCAPTCHA Enterprise.

A port of jBCrypt to Dart. It allows to encrypt passwords using BCrypt with a configurable work factor and check passwords.

FileCryptor is for encryption and decryption files. (PDF, MP3, MP4, PNG, ...)

Cross-platform string encryption using common best-practices.

library for use OpenPGP with support for android and ios, macOS, linux, windows and web

Keycloak client adapter for flutter based on the keycloak-js implementation.

A Flutter plugin for Google ReCaptcha V2.

One-way string hashing for salted passwords using the Unix crypt format

Blazing fast, cross-platform ObjectId implementation for the dart language.

Apply a safe masking effect to the app screen on the app switcher or task list.

Makes 'package:cryptography' use platform APIs in Android, iOS, and Mac OS X. The package can make performance up to 100 times better.

This package use jBCrypt modified code to work with Dart VM.

Mobile secure keyboard to prevent KeyLogger attack and screen capture.

PermissonHandler is a package that manages permissions on Android and iOS, with this package you can find an easy way to use the PermissonHandler library.

AES with PKCS7 padding encryption with simple encrypt/decrypt functions.

A library for doing cryptographic signing/verifying and encrypting/decrypting.

A plugin/utility that provides compile-time variables for native platforms.

Flutter plugin to include native SQLCipher libraries in your app

A free CAPTCHAs alternative to enhance security and protect against bots.

Generate encrypted environment variable dart files from an `.env` file.

A Flutter plugin to get the SHA-1 and SHA-256 fingerprints of the app.

Dart encryption library for encrypting/decrypting files, plain text and binary data in AES Crypt file format.

Wireguard Flutter SDK

Tiny Flutter plugin to retrieve the App Set ID (Android) or Identifier for Vendor (IDfV, iOS)

captcha_solver is a service used for solving different type of captcha (images with text, Recaptcha v2/v3 Enterprise/non-Enterprise, Funcaptcha Arcoselabs, GeeTest and hCaptcha )

This algorithm is a pure dart implementation of the DES and Triple DES algorithms.

Access to Credential Management API Password Credential in Web, and Smartlock for Password in Android.

Check if an untrusted URL is broken, without allowing connections to a private IP address.

Hashids is small library to generate YouTube-like ids from numbers. Use Hashids when you do not want to expose your database ids to the user.

UI wrapper around permission_handler package that makes handling permission states easy.

Lightweight implementation of JSON Web Tokens (JWT).

A Flutter CLI plugin that auto-adds Android/iOS permissions and generates permission handler logic.

Xid is a globally unique id generator. Xids are small, fast to generate, sortable, compact URL-safe string with no configuration or central generator server.

A tiny, secure, URL-friendly, unique string ID generator, nanoid with a pure Dart API.

Permission plugin for Flutter.This is a wrapper for the easypermissions library.

A VdoCipher plugin for flutter apps. This Plugin will help to serve content on supported platform app with Hollywood grade security to prevent video piracy.

Simple to use yet powerful package to encypt shared preferences in android and UserDefaults in iOS.

A Package that provides you tools to make your flutter apps more secure

Dart bindings for libsodium, for the Dart-VM and for the Web

Check if the device is emulator, rooted, jailbroken, in developer mode and so on.

Device Safety Info Flutter Plugin used for checking JailBreak, Rooted Device, Emulator/Simulator, External storage, VPN Detector, Application Update Checker and Screen Lock.

The Dart implementation of the PyNaCl APIs with the TweetNaCl cryptographic library

Permission policy helps you manage permissions in your Flutter application.

Read, encrypt, or generate environment variables from a .env file into an obfuscated Dart model.

PEM encoding/decoding of textual keys following RFC 7468, supporting both lax/strict-mode, and certificates chains of concatenated PEM blocks.

ShortId creates short non-sequential url-friendly unique ids. Perfect for url shorteners, MongoDB and Redis ids etc. (port from js)

JSON Web Tokens are an open, industry standard RFC 7519 method for representing claims securely between two parties.

A Flutter Plugin to detect root including magiskhide to some extent on android and JailBreak on iOS

Emulates C# Guid. Generate new UUIDs, add variables of type Guid to classes.

A new Flutter plugin to detect more than one security alert like root, jailbreak, emulator, development mode , and external storage run.

A wrapper for permission_handler which lifts some of the boilerplate needed to handle permissions in our apps.

Plugin for permission managment on runtime

A Dart library to decode & encode NDEF records, supporting multiple types.

XXTEA is a fast and secure encryption algorithm. This is a XXTEA library for Dart.

The at_client library is the non-platform specific Client SDK which provides the essential methods for building an app using the atProtocol.

Nonce contains a static generator that generates random alphanumeric strings, and can be constructed as an object containing a generated string.

Dart port of ed25519 from Go Cryptography ed25519

A Dart implementation (port) of the XXH3 hashing algorithm from xxHash.

Huawei Safety Detect Flutter Plugin exposes all the functionality of the Huawei Safety Detect SDK which builds robust security capabilities.

A Dart library that contains the core commands that can be used with a secondary server (scan, update, lookup, llookup, plookup, etc.)

Flutter package to encode / decode string to ROT13 (rotate by 13 places)

App will expire or the user will not able to user after expiry date finishes. Best for freelancing client trial builds.

A Flutter plugin project for saving the backup key of any atSign that is being onboarded with atPlatform apps. The backup key can be used to authenticate in other atPlatform apps.

Securely encrypt/decrypt data in your Flutter app using native code. Add random salt and IV for enhanced security. Easy-to-use API, cross-platform compatible.

A standardized and well-tested set of IDs generators: globally unique, readable, time-dependency, transitive, incremental, decremental IDs.

Library implementing Bitcoins BIP173 (Bech32 encoding) specification in a Flutter friendly fashion.

A set of base16 (hex), base32 (Rfc, RfcHex, Crockford, ZBase, GeoHash, WordSafe), Base58 (Bitcoin, Flickr, Ripple) with Base58Check, base85 (Ascii85, Z85, IPv6) codecs

JWK (JSON Web Key) encoding and decoding (for package:cryptography).

Privacy-Enhanced Mail (PEM) parser, RSA, PKCS#1, PKCS#8, X.509

Implementation of the borsh serialization scheme

Implementation of Standards for Efficient Cryptography (SEC) including SECP256K1 and SECP256R1.

A Flutter package for checking device security status, including root detection, developer mode, and dangerous apps.

A sane UUID implementation with support for generating and handling v1, v4 and v5 UUIDs according to RFC4122.

A Package providing sasl/scram authentication. Both scram-1 and scram-256 are managed.

Javascript Object Signing and Encryption (JOSE) library supporting JWE, JWS, JWK and JWT

A library for doing cryptographic signing/verifying and encrypting/decrypting.

Base58Check encoding using dart:convert interface

Dart library for parsing and working with X.509 certificates.

A customizable text-based CAPTCHA widget for Flutter with randomized colorful characters and lines. No backend required.

This package provides the Stringprep (rfc4013) Profile for User Names and Passwords for dart. A port of https://github.com/reklatsmasters/saslprep to the dart lang

Serialize an ed25519 key into the openssh format

Permission plugin for Flutter. This plugin provides a cross-platform (iOS, Android) API to request and check permissions.

Implementations of SHA, MD5, and HMAC cryptographic functions.

RFC4122 (v1, v4, v5, v6, v7, v8) UUID Generator and Parser for Dart

A starting point for Dart libraries or applications.

A set of high-level APIs over PointyCastle for two-way cryptography.