Caldera vs Memoria
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
Caldera compared with Memoria
| Detail | 
Caldera | 
Memoria |
|---|
| What it does | The social network for GitHub and Obsidian
| Social memory app for India where friends and family share moments in private circles
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| Stage | Not given
| Startup
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| Founded | Not given
| 2026
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| Based in | Not given
| IN
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| Pricing model | Open source
| Free
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| Pricing | Not given
| Free tier includes Circles, Events, adding photos, voice notes, voice replies, and reactions on photos. No credit card required.
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| Key features | - GitHub city visualization showing repos as buildings and districts
- Living profile with daily journal, activity score and streaks
- End-to-end encrypted private note sharing
- AI agent and coding activity visualization
- World map showing all members' cities and neighborhoods
- Asks and offers with gravity rewards
- Read-only GitHub integration with no code access
- Self-hosted profile export to static site
- Mobile support on iOS and Android
- Cryptographic identity key stored locally in vault
| - Private invite-only Circles for families and friend groups
- Events inside Circles to organize moments by occasion
- Full-resolution photo uploads with voice notes
- Hinglish AI search across photos and moments
- Chronological timeline with no algorithm ranking
- Voice replies and heart reactions on photos
- Face grouping with AI recognition
- Support for Hinglish, Marathi, and English languages
- Admin controls for Circles with invite and permission management
- Photographer gallery tool with branded delivery and guest QR upload
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| What makes it different | - Free and open source with no telemetry
- Visualizes GitHub activity as a living city that updates automatically
- Privacy by default: nothing leaves your Obsidian vault unless you explicitly choose
- Sign up with just GitHub, no installation required
- Self-hosted option with open protocol
| - First social memory app category built for shared moments versus solo backup or social media
- Privacy-first design with no ads, no algorithm, no data selling, and India-hosted accounts
- Built for Indian families with Hinglish AI, festival awareness, and multi-generational support
- Collaborative photo sharing where any Circle member can upload and contribute
- Completely free to download and use with no credit card or paywalls
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| Free plan | Not given
| Not given
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| Open source | Not given
| Not given
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| Platforms | Not given
| Not given
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| Public API | Not given
| Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 30 ▲ +1 (up) since last check | 5 ● no change since last check |
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| Trust Flow (Majestic) | 7 | 1 |
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| Citation Flow (Majestic) | 26 | 21 |
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| Referring domains (Majestic) | 21 | 13 |
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4 details filled in for both companies.
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