Best Rextester Alternatives in 2026
Updated
20 platforms from coding playgrounds ranked against Rextester on the same published basis.
- 1Rextester vs CodePen
- 2Rextester vs Google Colab
- 3Rextester vs Datalore
- 4Rextester vs StackBlitz
- 5Rextester vs GitHub Codespaces
- 6Rextester vs Kaggle Notebooks
- 7Rextester vs Coder
- 8Rextester vs Deepnote
- 9Rextester vs Val Town
- 10Rextester vs JDoodle
- 11Rextester vs Google Cloud Workstations
- 12Rextester vs JS Bin
- 13Rextester vs Daytona
- 14Rextester vs Paperspace Gradient
- 15Rextester vs Replit
- 16Rextester vs AWS Cloud9
- 17Rextester vs JupyterLab
- 18Rextester vs Observable
- 19Rextester vs Playcode
- 20Rextester vs Codio
Rextester alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | CodePen | 8.7 | Free plan | $8/mo | API, Web |
| 2 | Google Colab | 8.7 | Free plan | — | API, Browser, Web |
| 3 | Datalore | 8.7 | Free plan | — | API, Linux, self-hosted, Web |
| 4 | StackBlitz | 8.7 | Free plan | Free | API, self-hosted, Web |
| 5 | GitHub Codespaces | 8.7 | Free plan | $0.07/mo | Android, API, Browser, iOS, Linux, Mac, Web, Windows |
| 6 | Kaggle Notebooks | 8.6 | Free plan | Free | API, Web |
| 7 | Coder | 8.6 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 8 | Deepnote | 8.6 | Free plan | $3,920/mo | API, Browser, Linux, Mac, self-hosted, Web, Windows |
| 9 | Val Town | 8.6 | Free plan | $21/mo | API, Web |
| 10 | JDoodle | 8.5 | Free plan | — | Android, API, Browser, iOS, Web |
| 11 | Google Cloud Workstations | 8.1 | No | $0.05/mo | API, Linux, Mac, Web, Windows |
| 12 | JS Bin | 8.1 | No | — | API, self-hosted, Web |
| 13 | Daytona | 8.1 | Free plan | Free | API, Linux, Mac, self-hosted, Web, Windows |
| 14 | Paperspace Gradient | 8.0 | Free plan | $8/mo | API, Linux, Mac, Web, Windows |
| 15 | Replit | 7.6 | Free plan | $18/mo | Android, iOS, Linux, Mac, Web, Windows |
| 16 | AWS Cloud9 | 7.3 | Free plan | Free | Linux, Web |
| 17 | JupyterLab | 7.3 | Free plan | Free | Linux, Mac, self-hosted, Web |
| 18 | Observable | 7.2 | Free plan | $2,225/mo | self-hosted, Web |
| 19 | Playcode | 7.2 | Free plan | $25/mo | Android, iOS, Linux, Mac, Web, Windows |
| 20 | Codio | 7.2 | No | $7.50/mo | API, Linux, Mac, Web, Windows |
Make your platform an alternative to Rextester
See the priceThe sponsored alternative slot on this page is labelled and never changes the order above.
Questions about Rextester alternatives
What is the best alternative to Rextester?
CodePen, number 1 in coding playgrounds with a score of 8.7 out of 10. The others here: Google Colab, Datalore, StackBlitz and 16 more.
What is the best free alternative to Rextester?
CodePen is the best-ranked alternative with a free plan. 17 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on what each maker publishes, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it. Paid placements never change a rank.