head to head · open source
nextai-translator vs SmartProxy
nextai-translator has 24,982 GitHub stars, 1,851 forks, 529 open issues and last shipped 17 days ago. SmartProxy has 2,742 stars, 162 forks, 27 open issues and last shipped 2 days ago. nextai-translator leads on adoption by 811% (24,982 vs 2,742 stars). nextai-translator is written in TypeScript under AGPL-3.0; SmartProxy is written in TypeScript under GPL-3.0. nextai-translator has attracted 7% as many forks as stars, SmartProxy 6%. SmartProxy was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (browser-extension, chrome-extension), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| nextai-translator | SmartProxy | |
|---|---|---|
| GitHub stars | ★ 25K | ★ 2.7K |
| License | AGPL-3.0 | GPL-3.0 |
| Written in | TypeScript | TypeScript |
| Last push | 2026-09-03 | 2026-09-18 |
| Forks | ⑂ 1.9K | ⑂ 162 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick nextai-translator if
- You weight community size — 25K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick SmartProxy if
- You want the SmartProxy feature set and don't need the biggest community
- You prefer the GPL-3.0 license terms
- Your stack matches TypeScript
- You evaluated both and SmartProxy fits your workflow better
About nextai-translator
NextAI Translator is an open source, AGPL 3.0 licensed browser extension and cross platform desktop application that performs selected text translation, polishing, and summarization through the ChatGPT API, and it is aimed at readers, writers, and developers who want all three of those operations available on Windows, macOS, and Linux rather than on a single platform.
read the full nextai-translator overview →
About SmartProxy
SmartProxy is a browser extension for Firefox, Chrome, and Edge, built with the WebExtensions and Chrome Extensions APIs. It lives in the browser extension ecosystem for productivity and utilities, and it focuses on proxy switching during normal web browsing. The project is written in TypeScript and distributed under the GPL 3.0 license.
read the full SmartProxy overview →
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Frequently asked questions
Is nextai-translator or SmartProxy more popular?
nextai-translator has 24,982 GitHub stars and SmartProxy has 2,742. nextai-translator has the larger community by that measure.
Are nextai-translator and SmartProxy free?
Both are open source. nextai-translator is licensed under AGPL-3.0 and SmartProxy under GPL-3.0. Neither carries a licence fee.
What is the difference between nextai-translator and SmartProxy?
nextai-translator is written in TypeScript and SmartProxy in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, nextai-translator or SmartProxy?
Choose nextai-translator if you want the larger community (24,982 stars) or its AGPL-3.0 licence terms. Choose SmartProxy if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.