雁便り
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雁便り
Karidayori
Karidayori — Tidings Borne by Geese
Like geese returning with the season, words arrive from far horizons, and distant strangers slowly become names you wait for.
active
A worldwide directory for penpals. Browse any country, scan rich profiles, and send text-only letters in a safety-first mailbox system. Timezone-aware activity, optional photos, and strict age tiers keep the exchange open yet protected, while the directory model keeps discovery effortless.
Technology
Rust Axum SQLx Tokio SvelteKit Dragonfly Cloudflare R2
The Vessel
Karidayori is a global letter-writing directory. It lets anyone browse by country, discover thoughtful profiles, and send text-only letters through a consent-first mailbox — an exchange shaped by care, not speed.
Core Principles
- All countries welcome — no geo gates, no cultural bias
- Text-only letters — writing first, no attachments
- Optional photos — profiles can be anonymous or expressive
- Directory model — discover by country, scan, and choose
- Mailbox consent — receive from anyone, reply if interested
- Safety-first — age tiers, moderation, and reporting baked in
Operational Capabilities
| Capability | Engine |
|---|---|
| Global discovery | Country index with profile filters |
| Timezone-aware presence | IANA timezone activity tracking |
| Safe correspondence | Age-tier enforcement + text-only composer |
| Profile depth | Rich bios, hobbies, optional photos |
| Moderation flow | AI scan + human review queue |
| Letter lifecycle | Inbox, archive, reply, and report controls |