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Rasa Paraphraser

No phone app

4.8No. 23 of 24
in AI Paraphrasing Tools
  • Recognised40% of the score8
  • Phone app26% of the score0
  • Documented20% of the score30
  • Free plan14% of the score30
Free plan
Yes
Runs on
Linux, self-hosted
Visit site Alternatives

Summary

Rasa Paraphraser is ranked #23 of 24 in AI paraphrasing tools on Samsung Mobile US Press. It runs on Linux, Self-hosted. There is a free plan.

Rasa Paraphraser plans and pricing

All plans
Rasa Paraphraser Free MIT-licensed open-source tool · requires Docker github.com · 4 Oct 2026

Facts

Purpose
It generates paraphrases of sentences that are intended to be semantically similar but lexically and structurally different.github.com · 4 Oct 2026
Languages
The model supports 30 languages, but the README says the tool has only been tested in English, German, French, Spanish, and Russian.github.com · 4 Oct 2026
Model
It uses a multilingual neural machine translation model from the Prism framework with diversity-promoting decoding changes.github.com · 4 Oct 2026
Use case
Rasa says it was primarily built for data augmentation inside the Rasa Open Source framework and can also be used for other paraphrasing needs.github.com · 4 Oct 2026
Run modes
The tool provides interactive command-line use and bulk generation from input files.github.com · 4 Oct 2026
Input formats
Bulk mode accepts Rasa NLU training data or CSV rows containing a sentence and optional label.github.com · 4 Oct 2026
Output formats
Bulk output can use Rasa NLU training data format or CSV, and includes similarity scores for generated paraphrases.github.com · 4 Oct 2026
Deployment
The README instructs users to install Docker and documents CPU and GPU container builds and runs.github.com · 4 Oct 2026
Quality option
A lightweight mode is described as around 2.5 times faster, with a possible negative effect on generation quality.github.com · 4 Oct 2026
Generation controls
Command-line options control language, lexical diversity, n-gram penalization, beam search, and the number of candidate paraphrases.github.com · 4 Oct 2026
Content safety
The README warns that the model can generate offensive content and says the tool does not currently filter or detect it.github.com · 4 Oct 2026
License
The repository includes an MIT license.github.com · 4 Oct 2026
Feedback
The README invites users to provide feedback.github.com · 4 Oct 2026

Company

Founded
2016github.com · 28 Sept 2026
Headquarters
San Francisco, United States, with engineering in Berlin, Germanygithub.com · 28 Sept 2026

Best Rasa Paraphraser alternatives

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Wordtune No. 1 9.6 iPhone only$6.99/moRewritePal No. 2 9.2 iPhone + Android$2.92/moParaphraser.io No. 3 9.0 iPhone + Android$0.08/moQuillBot No. 4 8.0 No phone appFreePhrasit No. 5 7.9 No phone app$4/moStealthWriter No. 6 7.9 iPhone + Android$20/mo

Where it ranks on Samsung Mobile US Press

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Sources