
reCAPTCHA
hCaptcha
Cloudflare Turnstile
Akismet
Private Captcha
mosparo
Cap Captcha
ALTCHA is a free CAPTCHA alternative that uses a proof-of-work mechanism to protect your website, and online services from spam.

Sans Institute Security Awareness Training
NINJIO Security Awareness
Enterprise Awareness Training Program
Infosec IQ
Barracuda Security Awareness Training
Sophos Phish Threat
Proofpoint Security Awareness Training Product
Inspired eLearning is a reliable and highly recommended security awareness training provider in the world.

Which is more popular?
Based on our record, ALTCHA seems to be more popular. It has been mentioned 3 times since March 2021.
Website, pricing, platforms and company facts side by side.
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| Website | altcha.org | inspiredelearning.com |
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In their own words, as submitted to SaaSHub.


ALTCHA uses a proof-of-work mechanism to protect your website, APIs, and online services from spam and unwanted content. Unlike other solutions, ALTCHA is free, open-source and self-hosted, without external services, does not use cookies nor fingerprinting, does not track users, and is fully...
No description of Inspired eLearning yet.
What each product offers, as listed by its team.


Possible disadvantages
Walkthroughs and reviews on video.
No ALTCHA videos yet. You could help us improve this page by suggesting one.
Inspired eLearning CEO & Frank Zinghini, CEO at Applied Visions Inc. on Security Awareness Training
More videos
How often each product is chosen within a category, 0–100% relative to the other.


As answered by people managing ALTCHA and Inspired eLearning.
ALTCHA's answer
What makes ALTCHA unique is that it is free, open-source and self-hosted, without external services, does not use cookies nor fingerprinting, does not track users, and is fully compliant with GDPR. Unlike other captcha solutions, ALTCHA does not require users to solve puzzles or captchas and uses a proof-of-work mechanism instead.
ALTCHA's answer
Here are some key reasons why a person should choose ALTCHA over its competitors:
So in summary, ALTCHA's privacy compliance, open design, accessibility, machine compatibility and modern approach give it clear advantages over competing captcha solutions.
ALTCHA's answer
JavaScript and Svelte.
ALTCHA's answer
Our primary audience for ALTCHA Forms includes enterprises, medium and small businesses, non-profits, and individuals who need a reliable, secure, and compliant solution for data collection and management. Whether you're a large corporation dealing with extensive regulatory requirements, a small business looking to protect customer and employee data, a non-profit organization managing sensitive information, or an individual seeking robust data security, ALTCHA Forms provides the tools and features necessary to meet your needs. With a focus on compliance, user-friendly design, and advanced security measures, our platform is tailored to support diverse users in navigating complex regulatory landscapes and ensuring data protection.
Share your experience with using ALTCHA and Inspired eLearning. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.


The captcha on orkestr is Altcha. Self-hosted, no third-party JS, no Google, no behavioral tracking. Users don't see a puzzle. There's a single checkbox and a quiet "verifying..." while the browser does some math. About a second, total. - Source: dev.to / 4 months ago
Here's how PoW works for form protection (using the ALTCHA wire format):. - Source: dev.to / 6 months ago
Go based, similar to JS based ALTCHA https://altcha.org/ discussed at https://news.ycombinator.com/item?id=43971068. - Source: Hacker News / 10 months ago
Tracking Inspired eLearning since Sep 2021.
When comparing ALTCHA and Inspired eLearning, you can also consider the following products.

reCAPTCHA is a free security service that protects your websites from spam and abuse.
Compare reCAPTCHA to ALTCHA or Inspired eLearning:

Sans Institute Security Awareness Training is a highly useful and best-in-class solution that enables organizations to provide training to their workforce for the purpose of educating them on security.
Compare Sans Institute Security Awareness Training to ALTCHA or Inspired eLearning:

Do you use a captcha to keep out bots? hCaptcha is a drop-in replacement for reCAPTCHA that earns website owners money and helps companies get their data labeled.
Compare hCaptcha to ALTCHA or Inspired eLearning:

View IT Security Awareness through a different lens. Instead of lecturing, entertain and educate your users through storytelling.
Compare NINJIO Security Awareness to ALTCHA or Inspired eLearning:

Cloudflare's service for any company to replace CAPTCHAs and deliver a better experience to web visitors.
Compare Cloudflare Turnstile to ALTCHA or Inspired eLearning:

Enterprise Awareness Training Program helps employees recognize, resist, and report social engineering attacks.
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