head to head · open source
SiYuan vs NotelyVoice
SiYuan has 47,112 GitHub stars, 3,099 forks, 18 open issues and last shipped yesterday. NotelyVoice has 819 stars, 79 forks, 44 open issues and last shipped 3 months ago. SiYuan leads on adoption by 5,652% (47,112 vs 819 stars). SiYuan is written in TypeScript under AGPL-3.0; NotelyVoice is written in C++ under GPL-3.0. SiYuan has attracted 7% as many forks as stars, NotelyVoice 10%. SiYuan was the more recently maintained of the two, and both are self-hostable with no licence fee.
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
| SiYuan | NotelyVoice | |
|---|---|---|
| GitHub stars | ★ 47K | ★ 819 |
| License | AGPL-3.0 | GPL-3.0 |
| Written in | TypeScript | C++ |
| Last push | 2026-11-07 | 2026-08-21 |
| Forks | ⑂ 3.1K | ⑂ 79 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick SiYuan if
- You weight community size — 47K 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 NotelyVoice if
- You want the NotelyVoice feature set and don't need the biggest community
- You prefer the GPL-3.0 license terms
- Your stack matches C++
- You evaluated both and NotelyVoice fits your workflow better
About SiYuan
From thought to insight, with agents English 中文 日本語 Türkçe Table of Contents 💡 Introduction 🔮 Features 🏗️ Architecture and Ecosystem 🗺️ Roadmap 🚀 Download Setup App Market Installation Package Package Manager Docker Hosting Unraid Hosting TrueNAS Hosting Test Channels ⌨️ Command line Interface 🏘️ Community 🛠️ Development Guide ❓ FAQ How does SiYuan store data? Does it support data synchronization through a third party sync disk? Is SiYuan open source? How to upgrade to a new version? What if some blocks (such as paragraph blocks in list items) cannot find the block icon? What should I do if the data repo…
read the full SiYuan overview →
About NotelyVoice
Notely Voice A completely free, modern, cross platform, 100% private AI voice transcription & note taking application with powerful Whisper AI Voice to Text capabilities built with Compose Multiplatform. Perfect for students capturing lectures, professionals documenting meetings, doctors recording patient notes, researchers transcribing interviews, and anyone needing accessible hands free note taking across all their devices. Two versions of NotelyVoice This repository is the open source version, distributed freely on F Droid under GPL 3.0 and actively maintained. A separate, fully rebuilt version with a new…
read the full NotelyVoice overview →
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Frequently asked questions
Is SiYuan or NotelyVoice more popular?
SiYuan has 47,112 GitHub stars and NotelyVoice has 819. SiYuan has the larger community by that measure.
Are SiYuan and NotelyVoice free?
Both are open source. SiYuan is licensed under AGPL-3.0 and NotelyVoice under GPL-3.0. Neither carries a licence fee.
What is the difference between SiYuan and NotelyVoice?
SiYuan is written in TypeScript and NotelyVoice in C++. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, SiYuan or NotelyVoice?
Choose SiYuan if you want the larger community (47,112 stars) or its AGPL-3.0 licence terms. Choose NotelyVoice if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.