Software Alternatives, Accelerators & Startups

OpenNebula VS s3-lambda

Compare OpenNebula VS s3-lambda 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.

OpenNebula logo OpenNebula

OpenNebula is an Open Source Cloud & Edge Computing Platform to build & manage Enterprise Clouds. OpenNebula provides unified management of IT infrastructure, avoiding vendor lock-in & reducing complexity, resource consumption, & operational costs 🚀

s3-lambda logo s3-lambda

Lambda functions over S3 objects: each, map, reduce, filter
  • OpenNebula Landing page
    Landing page //
    2023-09-30
  • s3-lambda Landing page
    Landing page //
    2022-11-04

OpenNebula

$ Details
freemium $3,000 / Annually ( Unlimited CPUs, Cores, VMs. Plus €200 ($250) per managed node )
Platforms
Hypervisors VMWare KVM LXD Cloud Edge Docker Azure Linux
Release Date
2008 July
Startup details
Country
Spain
State
Madrid
City
Madrid
Founder(s)
Ignacio M. Llorente
Employees
50 - 99

s3-lambda

Website
github.com
Pricing URL
-
$ Details
-
Platforms
-
Release Date
-

OpenNebula features and specs

  • Cloud Automation
  • Cloud-based Infrastructure
  • Open-source
  • Kubernetes Integration
  • Edge

s3-lambda features and specs

  • Batch processing of S3 objects
    s3-lambda provides a straightforward way to perform batch operations on large numbers of S3 objects, enabling map, filter, and reduce-style processing over entire S3 buckets or prefixes without writing boilerplate code.
  • Familiar functional API
    The library uses a functional programming paradigm with operations like map, filter, and reduce, making it intuitive for JavaScript developers to process S3 objects using patterns they already know.
  • Built-in concurrency control
    s3-lambda handles parallel processing of S3 objects with configurable concurrency, allowing users to control how many operations run simultaneously and avoid overwhelming AWS resources or hitting rate limits.
  • Context-aware operations
    The library provides a context object within each operation that includes useful metadata about the current object being processed, simplifying access to S3 object properties during transformations.
  • Easy integration with Lambda
    Designed to work seamlessly within AWS Lambda functions, making it straightforward to set up event-driven, serverless pipelines for processing large volumes of S3 data without managing infrastructure.

Possible disadvantages of s3-lambda

  • Unmaintained project
    The repository appears to be no longer actively maintained, with limited recent commits and unresolved issues, which raises concerns about long-term reliability, security patches, and compatibility with newer AWS SDK versions.
  • Limited documentation
    The project's documentation is relatively sparse, lacking comprehensive examples, edge case handling guidance, and detailed API references, which can make it challenging for new users to adopt effectively.
  • AWS SDK version dependency
    The library depends on an older version of the AWS SDK for JavaScript, which may conflict with projects using the newer AWS SDK v3 and could miss out on performance improvements and features in updated SDKs.
  • Limited error handling flexibility
    The built-in error handling mechanisms are relatively basic, and handling partial failures or implementing sophisticated retry logic for individual object operations requires additional custom code from the developer.
  • Narrow scope of functionality
    The library is tightly focused on S3 object processing and does not integrate with other AWS services or provide utilities beyond basic map/filter/reduce operations, limiting its usefulness in more complex data pipeline scenarios.

Analysis of s3-lambda

Overall verdict

  • s3-lambda is a useful Node.js library for performing operations like map, reduce, and filter directly on S3 objects using Lambda, making it good for developers who need efficient, serverless-based batch processing of S3 data without managing infrastructure. It is well suited for smaller to medium projects but may not be actively maintained for enterprise-scale needs.

Why this product is good

  • Simplifies common S3 batch operations (map, filter, reduce) with a clean, functional API
  • Leverages AWS Lambda for scalable, serverless parallel processing of S3 objects
  • Reduces boilerplate code for iterating over and transforming large numbers of S3 objects
  • Open-source and free to use, allowing customization for specific workflows
  • Integrates well with existing AWS infrastructure and Node.js applications

Recommended for

  • Developers building serverless data pipelines on AWS
  • Teams needing to process or transform large sets of S3 objects without provisioning servers
  • Node.js developers looking for a functional programming approach to S3 operations
  • Projects with batch processing needs that fit within Lambda's execution limits
  • Prototyping or small-to-medium scale ETL tasks involving S3 data

OpenNebula videos

Introduction to OpenNebula

More videos:

  • Tutorial - OpenNebula - Preventing Vendor Lock-in with an OpenNebula Multi-Cloud
  • Tutorial - vOneCloud - Deploy your OpenNebula Cloud in vSphere in 5 minutes

s3-lambda videos

No s3-lambda videos yet. You could help us improve this page by suggesting one.

Add video

Category Popularity

0-100% (relative to OpenNebula and s3-lambda)
Cloud Computing
100 100%
0% 0
Database Tools
0 0%
100% 100
Virtualization Platform
100 100%
0% 0
Relational Databases
0 0%
100% 100

User comments

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Social recommendations and mentions

Based on our record, OpenNebula seems to be more popular. It has been mentiond 11 times since March 2021. 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.

OpenNebula mentions (11)

  • Ask HN: What are people doing to get off of VMware?
    Happily want to give some options: * DIY w/ KVM/Xen * DIY w/ OpenStack - https://www.openstack.org/ * ProxMox - https://https://www.proxmox.com/en/ * Paid OpenStack through one of their partners - https://www.openstack.org/marketplace/consulting/ * OpenNebula - https://opennebula.io/ * Nutanix - https://www.nutanix.com/ If you want a solution that "just works", is simple to manage and can even extend to public... - Source: Hacker News / 11 months ago
  • Top 10 European Open-Source Projects to Watch in 2025
    Supports Kubernetes for cloud-native uses. Discover more by visiting the OpenNebula official website. - Source: dev.to / over 1 year ago
  • Euro-cloud provider Anexia moves 12,000 VMs off VMware to homebrew KVM platform
    Or just use https://opennebula.io/ based on KVM, still works with vmware if needed. ~20 year old project. It has legs. - Source: Hacker News / over 1 year ago
  • Seamless and Fully Automated VMware Migration with OneSwap
    Many organizations have already successfully migrated to OpenNebula, an open source cloud and edge computing platform. The solution offers greater flexibility, substantial cost savings, and vendor neutrality, allowing companies to retain full control over their cloud infrastructure. - Source: dev.to / almost 2 years ago
  • Common OpenSource Cloud OS
    OpenNebula is a cloud computing toolkit which is used to manage heterogeneous distributed datacenter infrastructures. And it controls a data center’s virtual infrastructure to build private, public as well as hybrid implementations of IaaS. Source: over 3 years ago
View more

s3-lambda mentions (0)

We have not tracked any mentions of s3-lambda yet. Tracking of s3-lambda recommendations started around Mar 2021.

What are some alternatives?

When comparing OpenNebula and s3-lambda, you can also consider the following products

VMmanager - VMmanager is a QEMU/KVM server virtualization management software, which presents perfect tools for creating virtual machines, providing VPS services, and building cloud infrastructure.

OpenStack - OpenStack software controls large pools of compute, storage, and networking resources throughout a datacenter, managed through a dashboard or via the OpenStack API.

Virtkick - Virtkick is a Software as a Service VPS control panel and your company’s storefront.

Apache CloudStack - CloudStack is an open source cloud computing software for creating, managing, and deploying infrastructure cloud services.

Proxmox VE - Proxmox is an open-source server virtualization management solution that offers the ability to manage virtual server technology with the Linux OpenVZ and KVM technology.

XCP-ng - A fully open source and community backed alternative, with all current commercial features enabled...