BlackoutBoard

Offline-first task management that syncs seamlessly during Eritrea's internet blackouts.

Score: 7.5/10ERMedium BuildReady to Spawn
Brand Colors

The Opportunity

Problem

Eritrean businesses endure chronic internet blackouts and sub-1Mbps speeds that cripple digital service deployment and remote operations.

Solution

BlackoutBoard lets teams create, assign, and track tasks entirely offline using a progressive web app with local storage. When internet returns, changes sync automatically with conflict resolution. Optimized for sub-1Mbps speeds, it ensures govtech teams maintain productivity without data loss.

Target Audience

Eritrean businesses, particularly govtech companies

Differentiator

Built specifically for Eritrea's blackout patterns with predictive sync queues and SMS fallbacks for critical updates.

Brand Voice

supportive

Features

Offline Task Creation

must-have12h

Create, edit, and assign tasks without internet using IndexedDB storage.

Automatic Sync

must-have15h

Bidirectional sync with optimistic UI and merge conflict resolution when online.

Team Workspaces

must-have10h

Invite members to shared boards with role-based permissions.

Task Dashboard

must-have8h

Kanban-style view with filters, searchable even offline.

SMS Alerts

must-have10h

Critical task updates sent via low-data SMS during outages.

Reporting Exports

nice-to-have6h

Generate PDF reports from offline data.

Calendar Integration

nice-to-have5h

Sync tasks to device calendar offline.

AI Task Suggestions

nice-to-have8h

Basic ML for prioritizing tasks based on history.

Total Build Time: 74 hours

Database Schema

users

ColumnTypeNullable
iduuidNo
emailtextNo
nametextYes
created_attimestampNo

workspaces

ColumnTypeNullable
iduuidNo
nametextNo
owner_iduuidNo
created_attimestampNo

Relationships:

  • owner_id -> users.id

tasks

ColumnTypeNullable
iduuidNo
titletextNo
statustextNo
workspace_iduuidNo
assignee_iduuidYes
last_syncedtimestampYes

Relationships:

  • workspace_id -> workspaces.id
  • assignee_id -> users.id

API Endpoints

GET
/api/workspaces

Fetch user's workspaces

🔒 Auth Required
POST
/api/workspaces

Create new workspace

🔒 Auth Required
POST
/api/tasks

Upsert tasks from offline sync

🔒 Auth Required
PUT
/api/tasks/:id

Update single task

🔒 Auth Required
POST
/api/sync

Handle bulk offline sync

🔒 Auth Required

Tech Stack

Frontend
Next.js 14 + Tailwind CSS + shadcn/ui + TanStack Query
Backend
Next.js API routes + Supabase Edge Functions
Database
Supabase Postgres
Auth
Supabase Auth
Payments
Stripe
Hosting
Vercel
Additional Tools
Workbox for PWA offlineTwilio for SMS

Build Timeline

Week 1: Setup and auth

25h
  • Project setup
  • User auth
  • Basic DB schema

Week 2: Core workspace features

30h
  • Workspace CRUD
  • Task CRUD online

Week 3: Offline sync

35h
  • PWA offline mode
  • Sync logic
  • SMS integration

Week 4: Polish and launch

25h
  • Dashboard UI
  • Payments
  • Landing page
Total Timeline: 4 weeks • 115 hours

Pricing Tiers

Free

$0/mo

Solo use only

  • 1 workspace
  • 100 tasks/mo
  • Offline sync

Pro

$30/mo

5 users

  • 5 workspaces
  • Unlimited tasks
  • Team invites
  • SMS alerts

Enterprise

$99/mo

None

  • Unlimited everything
  • Custom SMS
  • Priority support

Revenue Projections

MonthUsersConversionMRRARR
Month 1505%$75$900
Month 64008%$960$11,520

Unit Economics

$15
CAC
$360
LTV
4%
Churn
92%
Margin
LTV:CAC Ratio: 24.0xExcellent!

Landing Page Copy

Keep Your Team Moving During Blackouts

Offline tasks, instant sync, Eritrea-optimized for govtech reliability.

Feature Highlights

Full offline access
Seamless team sync
SMS outage alerts
Low-data design

Social Proof (Placeholders)

"'Saved our gov project during blackout' - Asmara Tech"
"'Essential for unreliable net' - Eritrea GovTech"

First Three Customers

DM 20 Eritrean govtech founders on LinkedIn mentioning blackout pains. Offer free Pro access for feedback. Follow up with demo video tailored to their ops.

Launch Channels

Product HuntIndie HackersTwitter Eritrea businessr/SaaSLinkedIn Eritrea groups

SEO Keywords

Eritrea offline task managerblackout productivity toolgovtech low bandwidth tasksEritrea team collaboration offline

Competitive Analysis

$4-5/user/mo
Strength

Cross-platform

Weakness

Poor offline in low bw

Our Advantage

Eritrea-specific sync + SMS

🏰 Moat Strategy

Proprietary offline sync algorithm trained on Eritrea outage data.

⏰ Why Now?

Eritrea gov pushing digital services amid worsening blackouts.

Risks & Mitigation

technicalmedium severity

Sync conflicts in multi-user

Mitigation

Robust merge logic + manual resolve UI

marketlow severity

Small Eritrea market

Mitigation

Expand to similar low-infra countries

Validation Roadmap

pre-build7 days

Survey 20 Eritrean businesses on pains

Success: 10+ confirm need

mvp14 days

Beta with 5 users

Success: 80% retention week 1

Pivot Options

  • General low-bw task tool
  • Offline CRM
  • Personal todo app

Quick Stats

Build Time
115h
Target MRR (6 mo)
$1,000
Market Size
$5.0M
Features
8
Database Tables
3
API Endpoints
5