Caldera vs Sendhour
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 Sendhour
| Detail | 
Caldera | 
Sendhour |
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| What it does | The social network for GitHub and Obsidian
| Find trending posts in your niche, make your version, and schedule it to every social network
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
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| Pricing model | Open source
| Paid
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| Pricing | Not given
| Starter: $29/month or $279/year (5 accounts, 200 AI credits/month); Growth: $49/month or $470/year (15 accounts, 500 credits/month); Agency: $99/month or $950/year (50 accounts, 1,200 credits/month); Scale: $199/month or $1,910/year (100 accounts, 3,000 credits/month). AI credits top-ups: 100 credit
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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
| - Viral library search for TikTok and YouTube Shorts
- Schedule to 7 networks with network-specific settings
- AI agent integration via MCP server and API
- Analytics with app install and revenue tracking
- Client approval links without requiring account access
- Unlimited teammates with role-based permissions
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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
| - Finds what's already working across networks to reduce guesswork in content strategy
- AI agents automate the entire workflow from discovery to publishing without manual intervention
- Posts to all major networks through official APIs in a single action
- Tracks competitor posts to keep you ahead of trends automatically
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 30 ▼ −1 (down) since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 7 | 2 |
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| Citation Flow (Majestic) | 26 | 15 |
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| Referring domains (Majestic) | 21 | 5 |
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4 details filled in for both companies.
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