Securimage
Securimage is an open source CAPTCHA script written in PHP that generates complex image and audio CAPTCHAs. It can help protect websites from spam and abuse.
Securimage: Open Source CAPTCHA Scripts
An open source PHP CAPTCHA script generating complex image and audio CAPTCHAs to protect websites from spam and abuse
What is Securimage?
Securimage is an open source CAPTCHA script written in PHP that generates complex image and audio CAPTCHAs to protect websites from spam bots and other types of automated abuse. It has the following key features:
- Generates distorted, colorized and noisy CAPTCHA images and audio files that are difficult for bots to recognize
- Offers multiple CAPTCHA types including ASCII, alphanumeric, and math CAPTCHAs
- Highly customizable - control image size, fonts, colors, backgrounds, noise levels, and more
- Includes audio CAPTCHAs for improved accessibility
- Open source code so you can customize it to suit your needs
- Provides backup CAPTCHAs in case images cannot be rendered
- Supports multiple languages
- Easy to integrate into new and existing PHP applications and web forms
Overall, Securimage is a robust, full-featured, and customizable CAPTCHA solution to help websites defend themselves against spam, brute-force attacks, and scrapers while letting valid users pass through with ease.
Securimage Features
Features
- Generates random CAPTCHA images and audio
- Multiple image and audio CAPTCHA modes
- Customizable image and audio output
- Multiple image effects and backgrounds
- Refreshable CAPTCHA codes
- CAPTCHA code validation
- Customizable difficulty levels
- Multiple languages supported
- Secure session CAPTCHA codes
- Customizable CAPTCHA size and fonts
- GD, Imagick and SVG support
- Flash audio streaming support
Pricing
- Open Source
Pros
Open source and free
Highly customizable
Multiple CAPTCHA modes
Wide range of options and features
Supports various languages
Provides good spam protection
Cons
Setup can be complex
Requires PHP and GD or Imagick
Limited documentation
Not beginner friendly
Requires some programming knowledge
Official Links
Reviews & Ratings
Login to ReviewThe Best Securimage Alternatives
View all Securimage alternatives with detailed comparison →
Top Security & Privacy and Captcha and other similar apps like Securimage
Here are some alternatives to Securimage:
Suggest an alternative ❐
ReCAPTCHA
reCAPTCHA is a free service created by Google that helps protect websites from spam and abuse. It uses advanced risk analysis techniques to distinguish humans from bots that try to engage in abusive activities on websites.The core functionality of reCAPTCHA is the use of CAPTCHAs - challenges that are easy...
HCaptcha
hCaptcha is an accessible captcha and bot detection service created by Intuition Machines in 2017 as an alternative to Google's reCAPTCHA. It helps website owners prevent spam and abuse from bots and malicious actors while aiming to provide a better user experience for legitimate human visitors.Unlike reCAPTCHA which relies solely...
Negative Captcha
Negative Captcha is an alternative to traditional CAPTCHAs that presents users with photos of everyday objects and asks them to identify images that do not contain a specific object, rather than solving a visual puzzle. For example, it might show images of cats, dogs, and birds and ask you to...
GeeTest CAPTCHA
GeeTest CAPTCHA is an intelligent and user-friendly CAPTCHA service designed to protect websites from spam and abuse. It utilizes advanced behavior analysis technology and risk engines rather than distorted text to distinguish humans from bots.Unlike traditional CAPTCHAs that use hard-to-read text and annoy users, GeeTest analyzes mouse movement patterns, click...
Captcheck
Captcheck is a free cloud-based captcha solving service that can automatically solve most common captcha challenges for you. It works by leveraging advanced computer vision algorithms and machine learning models to analyze captcha images and determine the correct text, numbers, or visual selections shown.Captcheck accepts a captcha image URL as...
UniqPin
UniqPin is a user-friendly password manager application designed to help you create, store, and manage strong and unique passwords for all of your online accounts. It is available on iOS, Android, Mac, Windows, and as a browser extension.Some key features of UniqPin include:Password Generator - Automatically generates long, complex, unique...
Confident Captcha
Confident Captcha is an innovative captcha alternative service that utilizes advanced AI and computer vision technology to distinguish real human users from bots. Unlike traditional captchas that require users to decipher distorted text or images, Confident Captcha is completely invisible and non-intrusive.Here's how it works: when a user visits a...
Sblam!
Sblam! is a feature-rich open-source office suite that is a free alternative to Microsoft Office. It includes applications for word processing, spreadsheets, presentations, databases, and more. Sblam! has an intuitive and customizable interface making it easy to use for novices and power users alike.The Sblam! word processor provides all the...
