Software Alternatives, Accelerators & Startups

Nextcloud VS ZMap

Compare Nextcloud VS ZMap and see what are their differences

Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Nextcloud logo Nextcloud

With Nextcloud enterprises host their own secure cloud solution for storage, collaboration & communication from any device, anywhere.

ZMap logo ZMap

ZMap is a fast single packet network scanner designed for Internet-wide network surveys.
  • Nextcloud Landing page
    Landing page //
    2023-07-23
  • ZMap Landing page
    Landing page //
    2022-10-30

Nextcloud features and specs

  • Open Source
    Nextcloud is open source, meaning the source code is available for anyone to inspect, modify, and enhance. This promotes transparency and community contributions.
  • Privacy and Control
    Users have complete control over their data since Nextcloud can be self-hosted. This mitigates privacy concerns associated with third-party cloud services.
  • Extensibility
    Nextcloud offers a wide range of apps and plugins that can extend its functionality, such as calendar, contacts, office, and media apps.
  • Collaboration Tools
    Nextcloud includes integrated solutions for file sharing, collaborative editing, and communication, which are useful for both personal and enterprise use.
  • Security Features
    Nextcloud provides robust security features like end-to-end encryption, two-factor authentication, and regular security updates.

Possible disadvantages of Nextcloud

  • Setup Complexity
    Setting up and maintaining a Nextcloud instance can be technically challenging, especially for users without a background in server management.
  • Performance Issues
    Depending on the hardware and configuration, Nextcloud might experience performance issues, particularly under heavy load or with extensive use of additional apps.
  • Resource Intensive
    Nextcloud can be resource-intensive in terms of CPU, memory, and storage, especially when additional features and apps are enabled.
  • Dependency Management
    Managing dependencies and ensuring compatibility with other installed software can be cumbersome, requiring regular updates and maintenance.
  • Limited Official Support
    While there is a strong community, official support can be limited or costly, which may be a disadvantage for enterprise environments requiring reliable assistance.

ZMap features and specs

  • High-Speed Scanning
    ZMap is designed to scan the entire IPv4 address space quickly, often in less than an hour, making it ideal for large-scale scanning projects.
  • Open Source
    ZMap is an open-source project, allowing users to inspect, modify, and enhance the code according to their needs, fostering a collaborative environment.
  • Scalable
    ZMap is highly efficient in resource usage, enabling it to be used on a wide range of hardware from powerful servers to modest personal computers.
  • Wide Range of Applications
    The tool can be used for various tasks such as network measurement, security research, and data collection among others.
  • Extensive Community Support
    Being popular in the network research community, it enjoys substantial documentation, tutorials, and community-driven support.

Possible disadvantages of ZMap

  • Potential for Abuse
    The high-speed capabilities of ZMap can be misused for malicious activities like unauthorized network scanning or cyber-attacks.
  • Network Load
    ZMap can generate significant network traffic, which could disrupt normal operations or attract attention from network administrators and intrusion detection systems.
  • Complex Configuration
    Setting up and fine-tuning ZMap for specific tasks requires a good understanding of both the tool and the network being scanned, which may be challenging for beginners.
  • Legal and Ethical Concerns
    Running wide-scale scans can raise legal and ethical questions, particularly if done without explicit permission, potentially leading to legal repercussions.
  • Limited to IPv4
    ZMap primarily targets the IPv4 address space and may not be as effective or optimized for IPv6, which is increasingly being adopted.

Nextcloud videos

Here are 5 Reasons I โค๏ธ Nextcloud | TLG

More videos:

  • Review - Pros and Cons of NextCloud
  • Review - Nextcloud is AWESOME... but?

ZMap videos

zMap App Demo.mov

More videos:

Category Popularity

0-100% (relative to Nextcloud and ZMap)
Cloud Storage
100 100%
0% 0
Monitoring Tools
0 0%
100% 100
File Sharing
100 100%
0% 0
Security
0 0%
100% 100

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Nextcloud and ZMap

Nextcloud Reviews

Top 10 Best Enterprise Instant Messaging Software [2026]
Nextcloud Talk is one of the best self-hosted on-premises audio/video and chat communication services. It provides a cutting-edge on-premises content collaboration platform with real-time voice, video chat, and groupware on mobile, desktop, and the web.
Source: www.contus.com
12 Best Self-hosted Chat Platforms For Team Communication
Below is a curated list of the 12 best self-hosted messaging apps like MirrorFly, Mattermost, Zulio, Nextcloud, and Rocket.chat that offer unique collaboration features and lets you take full control of your data.
Best Cloud Storage Services for Linux
Another general tip is โ€“ if you can, self-host your data. Use Nextcloud and/or Cryptomator. You will have the most control over your data this way. Youโ€™ll also have the most features, tools, extensions, integrations, etc. with Nextcloud. You wonโ€™t be limited to some features based on the plan youโ€™re paying for. However, thereโ€™s a learning curve for this. Youโ€™ll need to know...
Source: linuxstans.com
20+ Picasa Alternatives And Best Similar Apps Like Picasa 2022
Nextcloud is far more than a photo hosting application and the best Picasa alternative, but its photo management stands out thanks to phone apps you can use for opt-in synchronization. Instead of sending your pictures to Google Photos or Apple cloud storage, you can send them to your Nextcloud install.
6 cPanel Alternatives
Nextcloud was forked from ownCloud in 2016. They share mostly the same native features and workflow. However, Nextcloud is more popular for a few notable reasons.

ZMap Reviews

9 Best Angry IP Scanner Alternatives Reviewed 2021 (Free & Paid)
ZMap, just like Nmap and other network scanners can search for connected devices, probe ports, and discover services both in local and external networks. One of the biggest distinctions between the two tools is how they scan. Nmap was built to be a flexible multi-tool that can probe a large number of ports on a smaller number of devices. Where ZMap is optimized to probe an...
15 Best Nmap Alternatives Network Security Scanner
We also have the ZAnnotate on the ZMap project. This adds more metadata to IP addresses such as routing data and location.
Alternatives to Nmap: from simple to advanced network scanning
The headliner is the single-packet scanner ZMap. ZGrab is an application-state scanner that works alongside ZMap. ZTag annotates data outputted by ZMap with metadata, such as device information and any vulnerabilities found. ZBlacklist helps you quickly filter out IP addresses by organizations that have requested not to be scanned. ZAnnotate adds metadata to IPs such as...

Social recommendations and mentions

Based on our record, Nextcloud seems to be a lot more popular than ZMap. While we know about 304 links to Nextcloud, we've tracked only 7 mentions of ZMap. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Nextcloud mentions (304)

  • My personal journey learning about prompt-injections and how that influences my use of AI (agents)
    So what about having a stricter separation between data and instructions? Let's look at that using, for example, the Nextcloud AI assistant. Nextcloud-Hub is a self-hosted file storage platform with collaboration tools. It has also an AI Assistant App and guess what, it can summarize text (and much more). I've set it all up with the OpenAI API using the gpt-5-chat-latest model. When I click on any file and... - Source: dev.to / 4 months ago
  • Nextcloud vs ownCloud: Which File Server to Use?
    Nextcloud and ownCloud share a common ancestor. In 2016, Nextcloud's founder (Frank Karlitschek, who also founded ownCloud) forked ownCloud to create Nextcloud, taking most of the developer community with him. Since then, the projects have diverged significantly. - Source: dev.to / 6 months ago
  • Ask HN: What's your favorite self-hosted application?
    Previously Nextcloud [1], currently bewCloud [2]. Full disclosure: I created bewCloud as a simpler, faster, and modern alternative to Nextcloud. They've allowed me to get my Files (including Photos), Calendars, Contacts, and RSS feeds off of Big Tech. [1] https://nextcloud.com [2] https://bewcloud.com. - Source: Hacker News / 7 months ago
  • Apple has locked my Apple ID, and I have no recourse. A plea for help
    I run a nextcloud [1] instance and use it for contacts, calendars, and reminders 1. https://nextcloud.com. - Source: Hacker News / 9 months ago
  • Europe just dropped a cloud rulebook (and itโ€™s actually good)
    This is the same energy behind projects like Gaia-X, Nextcloud, and the open-source revival happening across the continent. Itโ€™s not nostalgia for on-prem servers itโ€™s a philosophy: control what you depend on. - Source: dev.to / 10 months ago
View more

ZMap mentions (7)

  • My cousin leaked my public ip address to someone
    They already had your IP. The whole internet (IPv4 adress space) can be scanned in less than one hour (see: https://zmap.io. Source: almost 4 years ago
  • The internet is a global village, not a metropolis
    The numbers above demonstrate that it is theoretically possible to mass scan the entire internet. Effective free-to-use tools can be used to perform mass scans, converting this academic opportunity into practice. ZMap, Masscan, and others promise to scan the entire public IPv4 address space in some ten minutes or so on a typical desktop computer with a gigabit Ethernet connection. Researchers proved that the time... - Source: dev.to / over 4 years ago
  • My First 5 Minutes On A Server; Or, Essential Security for Linux Servers
    Seconds, not minutes or days. https://zmap.io. Source: over 4 years ago
  • Python Port Scanner: Faster than Nmap.
    Zmap (zmap.io) is probably the fastest port scanner. But afaik it's main usage is to scan 1 port on the whole internet instead of all ports on one IP (but you can, too). Source: almost 5 years ago
  • Awesome Penetration Testing
    Zmap - Open source network scanner that enables researchers to easily perform Internet-wide network studies. - Source: dev.to / almost 5 years ago
View more

What are some alternatives?

When comparing Nextcloud and ZMap, you can also consider the following products

Dropbox - Online Sync and File Sharing

MASSCAN - This is the fastest Internet port scanner.

Google Drive - Access and sync your files anywhere

Nmap - Nmap Free Security Scanner, Port Scanner, & Network Exploration Tool. Download open source software for Linux, Windows, UNIX, FreeBSD, etc.

Mega - Secure File Storage and collaboration

Angry IP Scanner - Open-source and cross-platform network scanner designed to be fast and simple to use