Software Alternatives, Accelerators & Startups

CMU Common Lisp VS IsDown.app

Compare CMU Common Lisp VS IsDown.app 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.

CMU Common Lisp logo CMU Common Lisp

CMUCL is a high-performance, free Common Lisp implementation.

IsDown.app logo IsDown.app

Monitor all your cloud services with our status page aggregator. IT teams choose IsDown to monitor all their vendors and get alerts whenever an outage occurs. Integration with Datadog, PagerDuty, Slack, Microsoft Teams, and a lot more.
Visit Website
  • CMU Common Lisp Landing page
    Landing page //
    2019-04-15
  • IsDown.app Landing page
    Landing page //
    2023-11-06
  • IsDown.app Notifications in Slack, Email, Google Chat, PagerDuty, Datadog, and more.
    Notifications in Slack, Email, Google Chat, PagerDuty, Datadog, and more. //
    2024-05-08
  • IsDown.app Dashboard with all your vendor status
    Dashboard with all your vendor status //
    2024-05-08
  • IsDown.app Public or Private Status Pages
    Public or Private Status Pages //
    2024-05-08

IsDown is a powerful vendor monitoring platform that centralizes the status of thousands of cloud services into one easy-to-use dashboard. It helps teams stay ahead of service outages by aggregating official status updates from over 3,200 SaaS and cloud providers.

Key Features: • Unified Monitoring: Keep track of all your critical vendors in a single place. • Real-Time Alerts: Receive instant notifications via Slack, Email, or other integrations when a service experiences issues. • Customizable Notifications: Filter alerts by service components and severity to focus on what matters most. • Historical Data: Access historical uptime and incident reports to assess vendor reliability over time. • Seamless Integrations: Connect with tools like Slack, Microsoft Teams, PagerDuty, and Datadog to streamline your workflow.

Ideal for teams relying on multiple external services, IsDown ensures you’re always informed about vendor performance, allowing you to respond proactively to disruptions.

CMU Common Lisp features and specs

  • High-Performance Compiler
    CMU Common Lisp features an efficient native code compiler that can produce highly optimized code for the supported platforms, enhancing performance for computationally-intensive applications.
  • Extensive Library Support
    Includes a wide variety of libraries, providing functionality ranging from numerical computing to system interfacing, which allows developers to implement diverse applications without relying heavily on external packages.
  • Strong Typing System
    CMUCL provides a strong type system with good error detection and optimization capabilities that can help catch errors at compile-time and improve runtime performance.
  • Garbage Collection
    It includes an efficient garbage collector that manages memory naturally, minimizing manual intervention and reducing memory leaks and fragmentation in applications.
  • Comprehensive Integrated Development Environment
    CMUCL comes with an integrated environment which includes a debugger, inspector, and an interface for efficient development and troubleshooting.

Possible disadvantages of CMU Common Lisp

  • Limited Platform Support
    The number of platforms explicitly supported by CMUCL is limited, which can be a constraint for developers who need to work across multiple or newer systems.
  • Steep Learning Curve
    Newcomers might find CMUCL challenging due to its complexity and the intricate features specific to Lisp, requiring a steep learning curve compared to more modern languages and environments.
  • Outdated Documentation
    Some users find the documentation to be outdated or not comprehensive enough, making it difficult to get started and fully leverage the system's capabilities.
  • Limited Community Support
    The user and contributor community for CMUCL is relatively small compared to other languages and projects, which may result in less frequent updates and fewer third-party resources.
  • Complex Setup Process
    Initial setup and configuration of CMUCL can be cumbersome, especially for users not familiar with Lisp environments or those who require specific custom configurations.

IsDown.app features and specs

  • Status Dashboard
  • Multiple Profiles for same account
  • Slack App
  • Zapier Integration
  • Scheduled maintenances feed
  • Weekly Digest
  • Datadog Integration
  • Uptime Monitoring
  • Keyword Monitoring
  • SSL Monitoring
  • PagerDuty Integration

Category Popularity

0-100% (relative to CMU Common Lisp and IsDown.app)
Programming Language
100 100%
0% 0
Monitoring Tools
0 0%
100% 100
IDE
100 100%
0% 0
Website Monitoring
0 0%
100% 100

User comments

Share your experience with using CMU Common Lisp and IsDown.app. For example, how are they different and which one is better?
Log in or Post with

Social recommendations and mentions

Based on our record, IsDown.app seems to be more popular. It has been mentiond 3 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.

CMU Common Lisp mentions (0)

We have not tracked any mentions of CMU Common Lisp yet. Tracking of CMU Common Lisp recommendations started around Mar 2021.

IsDown.app mentions (3)

  • Bring third-party incidents into Better Stack
    The Better Stack integration is included with every paid IsDown plan. Sign up for a free 14-day trial — or open Alerts & Integrations in your current IsDown account and add Better Stack now. Your team will see live incidents from AWS, Stripe, GitHub, and hundreds more, all inside the queue they already trust. - Source: dev.to / 5 days ago
  • Connect all your vendors status pages to your Better Stack account
    Now you can monitor third-party outages right in your Better Stack account with https://isdown.app . What will you get? Single incident feed – Internal alerts and third-party outages appear in the same view. - Source: Hacker News / 5 days ago
  • Ask HN: How did your startup get the first payment?
    I would say almost from day 1. Even at a lower price, it's an important step to validate an idea. When people need to put their credit card in and give you money, it's another level of commitment that I don't think you will have with a free plan. It is a level of commitment from the user but also from you. If you're getting paid, it's expected that, for example, if a service is down/not working, you need to fix... - Source: Hacker News / over 2 years ago

What are some alternatives?

When comparing CMU Common Lisp and IsDown.app, you can also consider the following products

Steel Bank Common Lisp - Steel Bank Common Lisp (SBCL) is a high performance Common Lisp compiler.

UptimeRobot - Free Website Uptime Monitoring

CLISP - CLISP is a portable ANSI Common Lisp implementation and development environment by Bruno Haible.

Ping Bot - Reliable monitoring for your servers, vendors, and infrastructure.

Clozure Common Lisp - Clozure CL (often called CCL for short) is a free Common Lisp implementation with a long history.

Better Uptime - We call you when your website goes down