head to head · open source
Amphion vs flashlight
Amphion has 10,303 GitHub stars, 851 forks, 174 open issues and last shipped 6 months ago. flashlight has 1,605 stars, 48 forks, 29 open issues and last shipped 2 days ago. Amphion leads on adoption by 542% (10,303 vs 1,605 stars). Amphion is written in Python under MIT; flashlight is written in TypeScript under MIT. Amphion has attracted 8% as many forks as stars, flashlight 3%. flashlight was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (audit), 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
| Amphion | flashlight | |
|---|---|---|
| GitHub stars | ★ 10K | ★ 1.6K |
| License | MIT | MIT |
| Written in | Python | TypeScript |
| Last push | 2026-03-25 | 2026-09-18 |
| Forks | ⑂ 851 | ⑂ 48 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Amphion if
- You weight community size — 10K stars and counting
- You want the MIT license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick flashlight if
- You want the flashlight feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and flashlight fits your workflow better
About Amphion
Amphion is an MIT licensed Python toolkit for audio, music and speech generation that gives researchers and engineers a shared, reproducible base for tasks such as text to speech, singing voice synthesis, voice conversion and text to audio.
read the full Amphion overview →
About flashlight
Flashlight is an open source Android mobile performance audit tool written in TypeScript and licensed under MIT. It is positioned as a Lighthouse for Mobile tool, and it gives Android applications a performance score by aggregating different metrics. The project lives in the Android mobile ecosystem and covers native Android apps, React Native apps, and Flutter apps.
read the full flashlight overview →
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Frequently asked questions
Is Amphion or flashlight more popular?
Amphion has 10,303 GitHub stars and flashlight has 1,605. Amphion has the larger community by that measure.
Are Amphion and flashlight free?
Both are open source. Amphion is licensed under MIT and flashlight under MIT. Neither carries a licence fee.
What is the difference between Amphion and flashlight?
Amphion is written in Python and flashlight 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, Amphion or flashlight?
Choose Amphion if you want the larger community (10,303 stars) or its MIT licence terms. Choose flashlight if its feature set, stack or MIT licence fits better. Both are self-hostable.