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Open Source · Observability

NNI

An open source AutoML toolkit for automate machine learning lifecycle, including feature engineering, neural architecture search, model compression and hyper-parameter tuning.

Our verdict

Not reviewed yet

We have not reviewed NNI yet

No one at Enterprise DNA has checked this listing against its sources. The description comes from public listings gathered automatically. Any fact below shows where it came from and when it was last checked.

How we review records

From the listing

About NNI

Open source AutoML toolkit that automates machine learning workflows including feature engineering, neural architecture search, model compression, and hyperparameter tuning. Written in Python and maintained by the community. Handles the repetitive optimization tasks in the ML lifecycle to reduce manual experimentation.

Best for

ML engineers and researchers who need flexible, self-hosted AutoML for hyperparameter tuning and neural architecture search

Use cases

  • Hyperparameter tuning at scale across distributed systems
  • Neural architecture search for deep learning models
  • Model compression and optimization for deployment

Notes

14,352 stars on GitHub. Last updated 2024-07-03. Licensed MIT.

Pros

  • Supports distributed tuning across multiple machines and GPUs
  • Covers full ML lifecycle from feature engineering to model compression
  • Active open source project with 14k+ GitHub stars

Cons

  • Requires Python expertise and familiarity with ML concepts to configure effectively
  • Community-maintained with no commercial support guarantees
  • Steeper learning curve compared to managed AutoML services

Key facts

What we have checked

Latest version
3.0 (released 14 Sept 2023)
Checked GitHub
GitHub stars
14,362
Checked github api via nightly crawl, recovered from git history 20e874270887c1008f860ee0198e461a23c9e438

Each value shows when we last confirmed it and where it came from. Values we have not confirmed are left out, never guessed.

Stars and usage

How NNI is growing

GitHub stars

14,352 to 14,362

stars. 12 July 2026 to 26 Sept 2026, 2 readings.

Source: github api via nightly crawl, recovered from git history 20e874270887c1008f860ee0198e461a23c9e438. Checked .

Sources

Where this comes from

  • GitHubOfficial

    Checked · Latest version

  • github api via nightly crawl, recovered from git history 20e874270887c1008f860ee0198e461a23c9e438Registry

    Checked · GitHub stars

A source shows what was published when we checked it. It does not certify security, performance or a working installation. Read our method.

Changelog

What changed

  1. Shut down

    Source: GitHub

  2. Released 3.0

    Source: GitHub

  3. Released 3.0rc1

    Source: GitHub

  4. Released 2.10

    Source: GitHub

  5. Released 2.9

    Source: GitHub

  6. Released 2.8

    Source: GitHub

  7. Released 2.7

    Source: GitHub

  8. Released 2.6.1

    Source: GitHub

  9. Released 2.6

    Source: GitHub

  10. Released 2.5

    Source: GitHub

  11. Released 2.4

    Source: GitHub

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