Software Alternatives & Startups

FormSubmit VS Eventum.run

Compare FormSubmit VS Eventum.run and see what are their differences

FormSubmit

Connect your form to our form endpoint and we’ll email you the submissions. No PHP, Javascript or any backend code required.

Rating
0 reviews
Pricing
Free Free trial
Eventum.run

Eventum is an open-source developer tool for generating realistic test data: logs, metrics, security events and transactions.

Rating
0 reviews
Pricing
Open source Free

Which is more popular?

Based on our record, FormSubmit seems to be more popular. It has been mentioned 23 times since March 2021.

social mentions
23 vs 0
Form Builder popularity
100% vs 0%
alternatives listed
173 vs 5

Base details

Website, pricing, platforms and company facts side by side.

FormSubmit
Eventum.run
Website formsubmit.co eventum.run
Pricing
Free Free trial
Open source Free
Platforms
Browser Web REST API Google Chrome Firefox +2
Linux
Company — 2026
Listed in

About FormSubmit and Eventum.run

In their own words, as submitted to SaaSHub.

FormSubmit
Eventum.run

FormSubmit sends your site's form submission directly to your inbox without the need of any backend code or SMTP setup.

Read more about FormSubmit

Describe events, schedule them, and stream to ClickHouse, OpenSearch, Kafka, files or any HTTP endpoint. Eventum is used for testing pipelines and detection rules, live demos, seeding databases and load testing. Highlights: - Pipeline of three swappable stages: when events happen, what they...

Read more about Eventum.run

Features and specs

What each product offers, as listed by its team.

FormSubmit 5 features
Eventum.run 6 features
  • Ease of Use
    FormSubmit provides a simple and straightforward way to handle form submissions without requiring complex backend setup.
  • No Coding Required
    With FormSubmit, you can integrate form submission functionality into your website without writing any server-side code.
  • Free Tier
    FormSubmit offers a free tier which can be very useful for small projects or sites with low submission volume.
  • Email Notification
    FormSubmit sends form data directly to your email, making it easy to stay updated on submissions.
  • Privacy Focused
    FormSubmit does not store form data, which can be beneficial if you are concerned about data privacy.

Possible disadvantages

  • Limited Customization
    FormSubmit offers limited customization options compared to a full-featured backend solution.
  • Dependencies
    As a third-party service, FormSubmit introduces an external dependency that could affect your site's form submission reliability.
  • Feature Limitations
    Advanced features like storing submissions in a database or integrating with other APIs are not available with FormSubmit.
  • Email Deliverability
    Although FormSubmit sends form data to your email, the reliability of email deliverability can vary and might depend on spam filters.
  • Scalability
    For high-traffic websites, relying on FormSubmit may not scale well with your needs in terms of submission volume and processing.
  • Flexible Scheduling
    Scheduling from cron and fixed intervals to statistical time patterns. Eventum has many ways to define schedule.
  • State Management
    Eventum has three scopes of state in event template, so you can build different complex dependencies between rendered events.
  • Multiple Destination Streaming
    Eventum supports parallel fan-out of events: stdout, files, ClickHouse, OpenSearch, Kafka and any HTTP endpoint
  • Live Mode
    Eventum can work in two modes: Live mode (events fire at their timestamps) or sample mode (everything at once)
  • Web Interface
    Eventum Studio is the web UI included in application mode: edit generator configurations and templates, preview rendered events, and monitor running generators.
  • MCP integration
    Connect an AI agent to Eventum built-in Model Context Protocol server and let an AI agent author, validate, preview, and run generators.

Analysis

An editorial look at what each product does well and who it suits.

FormSubmit
Eventum.run

Overall verdict

  • Yes, FormSubmit.co is considered a good solution for those seeking a simple, no-code form handling service. However, it may not be suitable for more complex form management needs or for those requiring extensive data processing or storage functionalities.

Why this product is good

  • FormSubmit.co is a popular and easy-to-use service for handling form submissions without requiring server-side code. It is particularly favored for its straightforward setup and the ability it gives to connect HTML forms directly to email addresses. FormSubmit.co also offers features like spam protection, custom redirects, and auto-responses, making it a convenient tool for developers and non-developers alike. It is well-regarded for its simplicity, cost-effectiveness, and reliability, especially for small projects or websites that need basic form-handling capabilities.

Recommended for

    FormSubmit.co is recommended for small business websites, personal projects, and anyone looking for a quick and easy way to collect form submissions via email. It's particularly useful for static websites or projects where integrating server-side scripts is not feasible or necessary.

Overall verdict

  • I don't have verified, up-to-date information about Eventum.run specifically, so I can't confirm its quality, features, or reliability. I'd recommend checking recent user reviews, testing any free trial, and verifying company legitimacy before committing.

Why this product is good

  • Insufficient verified data available on this specific platform to confirm its features or performance
  • Unable to confirm user satisfaction, pricing fairness, or customer support quality without direct sources
  • Cannot verify security, uptime, or business legitimacy claims without independent research

Recommended for

  • Users willing to do their own due diligence by checking recent reviews on sites like Trustpilot or G2
  • Those who can test a free trial or demo before making a purchase decision
  • Individuals comfortable verifying a company's legitimacy through business registries or online presence

Videos

Walkthroughs and reviews on video.

FormSubmit 1 video + Add
Eventum.run 0 videos + Add

Send emails from a HTML Contact Form

No Eventum.run videos yet. You could help us improve this page by suggesting one.

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
FormSubmit
Eventum.run
100% 100%
0% 0%
0% 0%
100% 100%
100% 100%
0% 0%
0% 0%
100% 100%

Questions & Answers

As answered by people managing FormSubmit and Eventum.run.

Which are the primary technologies used for building your product?

Eventum.run's answer:

Python (FastAPI, Pydantic, Jinja2) for the engine, CLI and REST API; React + TypeScript for the Eventum Studio web UI. Ships as a pip package and Docker image.

Why should a person choose your product over its competitors?

Eventum.run's answer:

Libraries like Faker give you fake values - Eventum gives you the whole pipeline: scheduling, templating, state, and parallel delivery to ClickHouse, OpenSearch, Kafka, files or any HTTP endpoint. And it ships with Eventum Studio, a web UI where you preview and debug events before anything goes live.

What makes your product unique?

Eventum.run's answer:

Most data generators produce random values at a flat rate. Eventum also models behavior: traffic follows cron schedules, intervals or statistical time patterns with peaks, bursts and quiet periods, and templates persist state between events - three scopes of state plus a finite state machine mode for multi-step scenarios like user sessions.

How would you describe the primary audience of your product?

Eventum.run's answer:

Data engineers, SIEM and detection engineers, and developers who need realistic data for testing pipelines, live demos, seeding databases or load testing - teams that would otherwise write throwaway generator scripts.

What's the story behind your product?

Eventum.run's answer:

The author works on a data analytics platform similar to Splunk, where every customer demo needs a believable case running on data that looks alive. The team generated demo data with Splunk Eventgen, but the workflow never felt convenient, so around 2023 he started building his own generator. It grew into Eventum, now used by his SIEM team and data engineers daily.

Who are some of the biggest customers of your product?

Eventum.run's answer:

Internal SIEM and data engineering teams at the author's Cyber Security company

User comments

Share your experience with using FormSubmit and Eventum.run. For example, how are they different and which one is better?

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Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

FormSubmit 23 mentions
Eventum.run 0 mentions
  • Self-hosting forms, the sane way
    Much simpler solutions exist like https://formsubmit.co/ And for others who use the static hosts' free tiers for hobby projects, Cloudflare provides form submissions to your static pages, netliffy forms is quite generous too... - Source: Hacker News / over 2 years ago
  • A list of SaaS, PaaS and IaaS offerings that have free tiers of interest to devops and infradev
    Formsubmit.co — Easy form endpoints for your HTML forms. Free Forever. No registration is required. - Source: dev.to / over 2 years ago
  • Slow loading when form is submitted using FormSubmit.
    So I am building my webpage and I am using FormSubmit https://formsubmit.co/ so people could contact me by using this form. I hosted my page on github pages and loading is very slow when I enter email and message in input boxes and click... Source: about 3 years ago

View more

Tracking Eventum.run since Jun 2026.

Alternatives to FormSubmit and Eventum.run

When comparing FormSubmit and Eventum.run, you can also consider the following products.