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CloudEngineer.io is a free, browser-based toolset designed for cloud and network engineers. The site provides utilities to assist with everyday tasks such as CIDR calculations, subnet planning, encoding, and password generation.
This site is operated as a personal project and is provided free of charge to the engineering community. By accessing or using any part of this site, you agree to the terms set out on this page.
Every tool on CloudEngineer.io runs entirely within your web browser. All calculations, encoding, decoding, and generation is performed locally using client-side JavaScript. No input data, results, or any other information you enter into our tools is transmitted to, processed by, or stored on any server.
This means:
✓ Private Your inputs never leave your device.
✓ Offline Capable Most tools will continue to work without an internet connection once the page has loaded.
✓ No Account Needed There is no sign-up, login, or user tracking of any kind.
CloudEngineer.io does not currently use cookies of any kind — neither first-party session cookies nor third-party tracking cookies. We do not use analytics platforms, fingerprinting scripts, or any other form of user tracking.
Future advertising: We may introduce third-party advertising in the future in order to support the running costs of the site. Should this happen, third-party advertising providers (such as Google AdSense) may place their own cookies on your device in accordance with their own privacy policies. We will update this page and provide appropriate notice before any such change takes effect.
If and when advertising is introduced, you will be presented with the option to manage your cookie preferences in line with applicable privacy regulations including GDPR and the UK PECR.
The tools provided on CloudEngineer.io are intended as aids and references only. While we endeavour to ensure all tools are accurate and function correctly, we make no warranties or representations — express or implied — regarding the accuracy, completeness, or fitness for purpose of any tool or its output.
In particular, you should be aware that:
! Network planning tools such as the CIDR calculator and subnet planner should be used as a starting point only. Always verify subnet ranges, IP allocations, and routing configurations independently before applying them to production infrastructure.
! Password generation uses cryptographically secure random generation within your browser. However, the suitability of any generated password for a specific security requirement is your responsibility to assess.
! Encoding and decoding tools are provided for convenience. Do not rely on Base64 encoding as a security measure — it is an encoding scheme, not encryption.
Users of this site do so entirely at their own risk. It is your responsibility to verify any output before use in a production, commercial, or security-sensitive context.
You are welcome to use all tools on CloudEngineer.io freely for personal, professional, and educational purposes. We simply ask that you:
→ Do not attempt to abuse, scrape, or reverse-engineer the site in a way that negatively impacts other users.
→ Do not use the site for any unlawful purpose.
→ Understand that tools are provided in good faith and exercise your own professional judgement when using the results.
This site currently uses the following third-party services solely for the purpose of loading page assets:
→ Google Fonts — used to load the Rajdhani and Share Tech Mono typefaces. When your browser loads these fonts, a request is made to Google's servers. Please refer to Google's Privacy Policy for details of how this is handled.
No other third-party scripts, SDKs, or services are currently loaded by this site.
We may update these terms and privacy information from time to time, particularly in the event that advertising or new features are introduced. The date at the top of this page will always reflect when the document was last updated.
Continued use of the site after any changes constitutes acceptance of the updated terms. If you have any concerns about how this site operates, please stop using it and contact us.