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Head-to-head · Notebook Software

Datalore vs marimo

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score Datalore #5 in Notebook Software 8.9/10 Free plan · 14-day trial Free planFree trial✓ 3 of 3 features Visit Datalore
marimo #8 in Notebook Software 8.5/10 Free plan Free plan✓ 1 of 3 features Visit marimo

Datalore leads on 1 check, marimo on 0, and 3 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreDatalore · 8.9/10
  • Free planboth
  • Free trialonly Datalore
  • Most featuresDatalore · 3 of 3

Datalore scores higher on our rubric for notebook software: 8.9 against 8.5 out of 10; our editors rank them #5 and #8.

Datalore offers version history; marimo doesn't.

Datalore is the better fit for polyglot teams needing deployment options. marimo is the better fit for git-friendly reactive Python notebooks.

  • Datalore fits best

    Polyglot teams needing deployment options

  • marimo fits best

    Git-friendly reactive Python notebooks

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Datalore 8.9/10 Visit ↗ marimo 8.5/10 Visit ↗
At a glance
Editor score 8.9 8.5
Ranking #5 in Notebook Software #8 in Notebook Software
Best for Polyglot teams needing deployment options Git-friendly reactive Python notebooks
Pricing model Free plan + paid Free
Starting price — Free plan
Free plan ✓ ✓
Free trial 14 days —
Deployment Cloud, Self-hosted Cloud, Self-hosted
Platforms Web Web
Support Tickets, Community, Docs, Email Email, Community, Docs
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features Datalore 3/3 · marimo 1/3
Real-time collaboration ✓ (best) Not checked yet
Version history ✓ (best) —
GPU compute ✓ ✓
Specs
Execution model Hybrid Hybrid
Supported languages Python, SQL, R, Scala, Kotlin Python, SQL
Notebook formats .ipynb, .datalore, .zip, .py, .kts, .scala, .r, .html Python (.py), Jupyter Notebook (.ipynb), HTML, PDF, Markdown
Our review
Pros
  • Supports Python, SQL, R, Scala, and Kotlin notebooks
  • Combines real-time collaboration, version history, and shared workspaces
  • Offers cloud, API, and self-hosted deployment options
  • Reactive execution updates dependent cells automatically.
  • Python-file notebooks fit Git-based workflows.
  • Supports widgets, SQL, exports, scripts, and web applications.
Cons
  • Cloud Free excludes notebook version history
  • GPU access is limited to paid Cloud computation and configurable On-Premises deployments
  • The Cloud plan is listed without a separate plan price or distinct published entry
  • No version history is listed in the category specifications.
  • Real-time collaboration is not part of the published positioning.
  • The product is focused on Python and SQL workflows.
Our verdict

Datalore is a collaborative data science notebook platform from JetBrains for teams working across analysis, reporting, and shared notebook workflows. It supports Python, SQL, R, Scala, and Kotlin, with database connections, SQL cells, CPU…

Read the review →

marimo is a free, open-source notebook environment for Python and SQL workflows. It is designed for developers, data scientists, ML engineers, researchers, educators, and analysts who need reproducible and shareable computational work. Its…

Read the review →
  1. DataloreNotebook Software 8.9Free plan · 14-day trial
  2. marimoNotebook Software 8.5Free plan

Strengths and trade-offs

  • Datalore — where it wins

    • Supports Python, SQL, R, Scala, and Kotlin notebooks
    • Combines real-time collaboration, version history, and shared workspaces
    • Offers cloud, API, and self-hosted deployment options

    Where it doesn't

    • Cloud Free excludes notebook version history
    • GPU access is limited to paid Cloud computation and configurable On-Premises deployments
    • The Cloud plan is listed without a separate plan price or distinct published entry

  • marimo — where it wins

    • Reactive execution updates dependent cells automatically.
    • Python-file notebooks fit Git-based workflows.
    • Supports widgets, SQL, exports, scripts, and web applications.

    Where it doesn't

    • No version history is listed in the category specifications.
    • Real-time collaboration is not part of the published positioning.
    • The product is focused on Python and SQL workflows.
  • Datalore8.9/10 · Free plan · 14-day trial

    A flexible notebook platform with collaboration, computation, reporting, and deployment options.

    Visit DataloreFull verdict →
  • marimo8.5/10 · Free plan

    A free, Git-friendly Python and SQL notebook with reactive execution and broad integrations.

    Visit marimoFull verdict →

More comparisons

All notebook software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update