head to head · open source
AstrBot vs chatgpt-android
AstrBot has 45,879 GitHub stars, 3,368 forks, 1,516 open issues and last shipped 2 days ago. chatgpt-android has 3,876 stars, 449 forks, 27 open issues and last shipped 10 months ago. AstrBot leads on adoption by 1,084% (45,879 vs 3,876 stars). AstrBot is written in Python under AGPL-3.0; chatgpt-android is written in Kotlin under Apache-2.0. AstrBot has attracted 7% as many forks as stars, chatgpt-android 12%. AstrBot was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (chatbot, chatgpt), 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
| AstrBot | chatgpt-android | |
|---|---|---|
| GitHub stars | ★ 46K | ★ 3.9K |
| License | AGPL-3.0 | Apache-2.0 |
| Written in | Python | Kotlin |
| Last push | 2026-11-03 | 2026-01-03 |
| Forks | ⑂ 3.4K | ⑂ 449 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick AstrBot if
- You weight community size — 46K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick chatgpt-android if
- You want the chatgpt-android feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Kotlin
- You evaluated both and chatgpt-android fits your workflow better
About AstrBot
简体中文 ｜ 繁體中文 ｜ 日本語 ｜ Français ｜ Español ｜ Русский Documentation ｜ Blog ｜ Roadmap ｜ Issue Tracker ｜ Email Support AstrBot is an open source all in one Agent chatbot platform that integrates with mainstream instant messaging apps. It provides reliable and scalable conversational AI infrastructure for individuals, developers, and teams. Whether you're building a personal AI companion, intelligent customer service, automation assistant, or enterprise knowledge base, AstrBot enables you to quickly build production ready AI applications within your IM platform workflows. Key Features 1. 💯 Free & Open Source. 2. ✨ AI…
read the full AstrBot overview →
About chatgpt-android
ChatGPT Android demonstrates OpenAI's ChatGPT on Android with Stream Chat SDK for Compose. The primary objective of this repository is to showcase the following: Demonstrating OpenAI's chat APIs. Creating comprehensive UI elements utilizing Jetpack Compose. Incorporating Android architecture components using Jetpack libraries such as Hilt and AppStartup. Executing background tasks efficiently through Kotlin Coroutines and WorkManager. Seamlessly integrating chat systems via the Stream Chat SDK for Compose to facilitate real time event handling. 📷 Previews 🛥 Stream Chat & Video SDKs ChatGPT Android is built…
read the full chatgpt-android overview →
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Frequently asked questions
Is AstrBot or chatgpt-android more popular?
AstrBot has 45,879 GitHub stars and chatgpt-android has 3,876. AstrBot has the larger community by that measure.
Are AstrBot and chatgpt-android free?
Both are open source. AstrBot is licensed under AGPL-3.0 and chatgpt-android under Apache-2.0. Neither carries a licence fee.
What is the difference between AstrBot and chatgpt-android?
AstrBot is written in Python and chatgpt-android in Kotlin. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, AstrBot or chatgpt-android?
Choose AstrBot if you want the larger community (45,879 stars) or its AGPL-3.0 licence terms. Choose chatgpt-android if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.