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Open Source

CTranslate2

Fast inference engine for Transformer models

Our verdict

Not reviewed yet

We have not reviewed CTranslate2 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 CTranslate2

CTranslate2 is a fast inference engine for Transformer models written in C++. It optimizes model execution through techniques like weight quantization and pruning, enabling lower latency and reduced memory usage compared to standard frameworks.

Best for

Developers deploying Transformer models in production who need maximum inference speed on CPU or limited hardware

Use cases

  • Deploy Transformer models for real-time translation or text generation
  • Optimize CPU-based inference for production serving
  • Integrate into pipelines requiring high-throughput model execution

Notes

4,507 stars on GitHub. Last updated 2026-05-29. Licensed MIT.

Pros

  • Written in C++ for high performance and low overhead
  • Supports weight quantization and pruning for efficient inference
  • Compatible with models from OpenNMT-py and Hugging Face Transformers

Cons

  • Limited to specific Transformer architectures and model formats
  • Requires a conversion step to load models from common frameworks
  • Less flexible for custom layers or training tasks

Key facts

What we have checked

Latest version
4.8.3 (released 13 Oct 2026)
Checked GitHub
Days since the last commit
0
Checked GitHub
GitHub forks
552
Checked GitHub
GitHub stars
4,734
Checked GitHub
Days to a first reply on issues
23
Checked GitHub
Open issues
222
Checked GitHub
Releases in the last 90 days
4
Checked GitHub

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 CTranslate2 is growing

GitHub stars

4,507 to 4,734

stars. 12 July 2026 to 7 Nov 2026, 4 readings.

Source: GitHub. Checked .

Health and security

Is CTranslate2 looked after, and what do its setup files show

Health score

81 out of 100

Does someone look after this repository? It does not say the code is good or safe. Worked out from GitHub signals checked . How it is worked out

PartPointsWhat we saw
Recent activity30 of 30Last push 0 days ago
Releases15 of 154 releases in 90 days
Issue replies5.2 of 20First reply in 23 days (median)
Maintainer15 of 15Owned by an organisation
Official sourceNot countedMCP servers only

Sources

Where this comes from

  • GitHubRegistry

    Checked · Days since the last commit, GitHub forks, GitHub stars, Days to a first reply on issues, Open issues, Releases in the last 90 days

  • GitHubOfficial

    Checked · Latest version

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. Released 4.8.3

    Source: GitHub

  2. Released 4.8.2

    Source: GitHub

  3. Released 4.8.1

    Source: GitHub

  4. Released 4.8.0

    Source: GitHub

  5. Released 4.7.2

    Source: GitHub

  6. Released 4.7.1

    Source: GitHub

  7. Released 4.7.0

    Source: GitHub

  8. Released 4.6.3

    Source: GitHub

  9. Released 4.6.2

    Source: GitHub

  10. Released 4.6.1

    Source: GitHub

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