Kalam: AI LinkedIn growth agent (SaaS)

Kalam finds trending news in your field, writes a LinkedIn post in your voice, designs the image or carousel, and sends it to Telegram, WhatsApp or the web dashboard for one-tap approval. Then it posts or schedules it for your best time and tracks what works.

Features

For users

• Daily drafts from trending news (12 topics: AI, .NET, web, cloud, security, fintech, startups, product, marketing, careers…), ranked by Hacker News upvotes and Google Trends
• Write from your own idea (with an optional photo), or build a 6–8 slide carousel (PDF document post)
• Visuals: key-takeaway card, flowchart, quote card, your photo; 3 brand themes
• Scheduling with personalized best times (learned from your results)
• Analytics: engagement over time, by topic, by visual; top posts
• Inspiration library: 30 hook formulas, 8 templates, live trending stories, admin-curated examples
• Telegram & WhatsApp: drafts with buttons (post, edit, change image, new draft, skip); send ideas, photos, /carousel
• Teams & agencies: workspaces per client, multiple LinkedIn accounts, owner/editor/viewer roles, invite links
• Calendar, mobile-friendly UI, light and dark mode

For the owner (admin)

• Registration modes: free (users bring their own Gemini key), paid only, or both
• Payments: Razorpay (India, UPI) and Lemon Squeezy (international), each with an on/off switch
• Prices, billing period, plan limits, announcement banner
• User management: usage per user, plans, suspend, grant Pro, record offline payments
• Revenue and growth overview

Tech

Next.js 16 (App Router, Server Actions) · Supabase (Postgres + Auth, RLS deny-all + server-side checks) · Tailwind CSS 4 · Gemini (with fallback model) · Satori/next/og + pdf-lib for images and carousels · LinkedIn Posts/Images/Documents APIs (OAuth 2.0) · Telegram Bot API · WhatsApp Cloud API · Upstash QStash (scheduler fan-out) · Razorpay · Lemon Squeezy

Security: AES-256-GCM encrypted tokens and API keys, signed OAuth state bound to a cookie, webhook signature checks (Telegram, WhatsApp, Razorpay, Lemon Squeezy, QStash), atomic publish claim (no double posts), per-workspace role checks on every action.

Run

npm install
cp .env.example .env.local   # fill in values, see SETUP.md
npm run dev

Full setup and deployment: SETUP.md.

Map

Path	What
src/lib/engine/	Agent: news sources, AI writer, images, LinkedIn, drafts, scheduler, analytics
src/lib/channels/	Telegram + WhatsApp with one shared chat brain
src/lib/payments.ts	Razorpay + Lemon Squeezy
src/app/app/	User portal
src/app/admin/	Admin panel
src/app/api/	OAuth, webhooks, jobs, media, payments
supabase/migrations/	Database schema