head to head · open source
Signal vs rememory
Signal has 29,359 GitHub stars, 6,890 forks, 498 open issues and last shipped yesterday. rememory has 1,452 stars, 79 forks, 20 open issues and last shipped 14 days ago. Signal leads on adoption by 1,922% (29,359 vs 1,452 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%. Signal 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 | ★ 29K | ★ 1.5K |
| License | AGPL-3.0 | Apache-2.0 |
| Written in | Kotlin | Go |
| Last push | 2026-09-18 | 2026-09-05 |
| Forks | ⑂ 6.9K | ⑂ 79 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Signal if
- You weight community size — 29K 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 is a secure messaging application for Android devices that delivers private communication via end to end encryption. Developed by Signal Messenger, LLC, it operates within the broader Signal ecosystem, which includes official iOS and desktop clients. The app uses mobile data or Wi Fi to send and receive encrypted messages, voice calls, and video calls without relying on traditional SMS or telephony infrastructure.
read the full Signal overview →
About rememory
ReMemory is an Apache 2.0 licensed encryption tool written in Go that seals your files with age encryption, splits the decryption key into separate pieces held by people you trust, and lets a threshold of those people unlock the archive together without any server being involved.
read the full rememory overview →
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Frequently asked questions
Is Signal or rememory more popular?
Signal has 29,359 GitHub stars and rememory has 1,452. 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 (29,359 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.