LastSignal

A self-hosted dead man's switch for delivering encrypted messages (E2EE) to your loved ones — when you're gone or unresponsive.

Data confidence90/100
Source coverage75/100
Publish confidence86/100
Evidence checkedSep 10, 2026
About this tool

What ToolVitals knows about LastSignal

A self-hosted dead man's switch for delivering encrypted messages (E2EE) to your loved ones — when you're gone or unresponsive.

This tool has an OSI-approved open-source license signal.

The project is active, but some maintenance signals are mixed.

Source-visible projectSecure Secret SharingOSI-approved OSSScored Intelligence
Score Breakdown

Public signal read

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How to read this

The overall score reflects ToolVitals maintenance and delivery evidence. Adoption is shown as public context only and does not change the overall score.

Activity
Commit activity across recent and sustained windows, with releases as a small supporting signal.
Reliability
Maintenance posture from commit recency, continuity, and active contributors.
Adoption
Public footprint from GitHub stars and forks when available.
ToolVitals68/100Health72/100Shipping61/100Zombie Risk3/100
Overall Score68Warning
Activity61
Reliability72
Adoption50
Project provenance

Fork network

Popular active forks

Highest GitHub star count first
Repository

GitHub Activity

RB
giovantenne/lastsignal
Stars747
Forks25
Contributors2Active in 90d · as of Sep 10, 2026
Open Issues1
Primary Language
Ruby
Last Commit
3 days ago
Commits 30d
16
Commits 90d
20
Releases 90d
0
Default Branch
master
License
MIT
Repository Status
Active repository
Evidence

Signal Quality

Data Confidence90/100Strong
Source Coverage75/100Good
Publish Confidence86/100Strong

ConfidenceHigh-confidence score from multiple public signals.

Zombie RiskNo meaningful zombie signal right now.

How ToolVitals scores work
Openness

License Evidence

Class
OSI-approved OSS
License
MIT

This tool has an OSI-approved open-source license signal.

Sources

Tracked Sources

Profile

Classification

Category
Security
Use Case
Secure Secret Sharing
Openness
OSI-approved OSS
License
MIT
Tool Mode
Source-visible project
Score Model
Open Source Maintenance
Score Visibility
Scored Intelligence
Status
Warning
Maintainers

README Badge

Show this ToolVitals status in project docs.

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For agents

Machine-readable profile

Use the clean Markdown or structured JSON representation from the same published ToolVitals evidence snapshot.

ToolVitals agent access guide
Tags
open-sourcecryptographye2eeencryptionend-to-end-encryptionprivacyprivacy-toolsself-hostedzero-knowledgedead-mans-switchencrypted-messagingsecure-message-deliverysecret-sharing

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