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Tech riderRev. 4 Oct 2026

Polynote

Ch 067.1of 25 Notebook Software
  1. 1Runs onLinux, Mac, self-hosted, Web
  2. 2CostsFree plan
  3. 3Execution modellocal
  4. 4Supported languagesScala, Python, SQL, Vega
  5. 5Notebook formatsJupyter .ipynb, Zeppelin .json
5 lines stated Written from the maker's own pages: polynote.org
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The Polynote homepage

Overview

Polynote is ranked #6 of 25 in notebook software on Specifiction. It runs on Linux, macOS, Self-hosted, Web. There is a free plan.

Polynote plans and pricing

All plans
Polynote Free Open-source notebook software · distributed as a self-hosted server polynote.org · 4 Oct 2026

Compared on notebook software

Execution model
localpolynote.org
Supported languages
Scala, Python, SQL, Vegapolynote.org
Notebook formats
Jupyter .ipynb, Zeppelin .jsonpolynote.org

Facts

Product
Polynote is a polyglot notebook with first-class Scala support.polynote.org · 4 Oct 2026
Mixed languages
A notebook can mix multiple languages and share data between them.polynote.org · 4 Oct 2026
Reproducibility
Polynote encourages reproducible notebooks with an immutable data model and ordered cell semantics.polynote.org · 4 Oct 2026
Editing
Features include interactive autocomplete, error highlighting, rich text editing, and LaTeX equations in text cells.polynote.org · 4 Oct 2026
Execution
The interface tracks kernel tasks and highlights the statement currently running.polynote.org · 4 Oct 2026
Visualization
Polynote includes a plot editor and supports the Vega visualization language.polynote.org · 4 Oct 2026
Spark integration
Polynote integrates with Apache Spark and supports running Scala and Python code with Spark.polynote.org · 4 Oct 2026
Python support
Polynote uses Jep to execute Python code within the JVM and supports sharing data between Python and Scala.polynote.org · 4 Oct 2026
Delivery
Polynote consists of a JVM-based server application that serves a web-based client.polynote.org · 4 Oct 2026
Platforms
Polynote is currently tested on Linux and macOS, using Chrome as the client; Windows support is limited to reports of success on Windows Subsystem for Linux.polynote.org · 4 Oct 2026
Security
The installation documentation warns that Polynote allows arbitrary remote code execution and says running it on an internet-accessible computer is unsafe.polynote.org · 4 Oct 2026
Runtime requirements
The documentation reports successful testing with Java 8 and Java 11, and requires a working Python 3 environment including pip.polynote.org · 4 Oct 2026
Maintainers and backing
Polynote lists three maintainers and acknowledges investment from Netflix OSS.polynote.org · 4 Oct 2026

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Where it ranks on Specifiction

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