head to head · open source
Signal vs rememory
Signal has 29,568 GitHub stars, 6,933 forks, 498 open issues and last shipped 4 days ago. rememory has 1,491 stars, 78 forks, 20 open issues and last shipped 3 days ago. Signal leads on adoption by 1,883% (29,568 vs 1,491 stars). Signal is written in Kotlin under AGPL-3.0; rememory is written in Go under Apache-2.0. Signal has attracted 23% as many forks as stars, rememory 5%. rememory 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
| Signal | rememory | |
|---|---|---|
| GitHub stars | ★ 30K | ★ 1.5K |
| License | AGPL-3.0 | Apache-2.0 |
| Written in | Kotlin | Go |
| Last push | 2026-10-30 | 2026-10-31 |
| Forks | ⑂ 6.9K | ⑂ 78 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Signal if
- You weight community size — 30K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches Kotlin
- You value the larger contributor base for long-term maintenance
pick rememory if
- You want the rememory feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Go
- You evaluated both and rememory fits your workflow better
About Signal
Signal Android Signal is a simple, powerful, and secure messenger that uses your phone's data connection (WiFi/4G/5G) to communicate securely. Millions of people use Signal every day for free and instantaneous communication anywhere in the world. Send and receive high fidelity messages, participate in HD voice/video calls, and explore a growing set of new features that help you stay connected. Signal’s advanced privacy preserving technology is always enabled, so you can focus on sharing the moments that matter with the people who matter to you. Currently available on the Play Store and signal.org. Also available…
read the full Signal overview →
About rememory
🧠 ReMemory A digital safe with multiple keys, held by people you trust. ReMemory protects your files and divides the key among people you choose. You decide how many must come together to open it. Each person gets a self contained recovery tool that works offline, in any browser. Time locked archives need a brief internet connection at recovery time. Recovery works without this project Each person receives a bundle containing recover.html — a browser based recovery tool. No servers. No dependencies. No need for this project to exist when recovery happens. Download demo bundles to try the recovery process…
read the full rememory overview →
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Frequently asked questions
Is Signal or rememory more popular?
Signal has 29,568 GitHub stars and rememory has 1,491. Signal has the larger community by that measure.
Are Signal and rememory free?
Both are open source. Signal is licensed under AGPL-3.0 and rememory under Apache-2.0. Neither carries a licence fee.
What is the difference between Signal and rememory?
Signal is written in Kotlin and rememory in Go. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Signal or rememory?
Choose Signal if you want the larger community (29,568 stars) or its AGPL-3.0 licence terms. Choose rememory if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.