Telegram
Telegram bot in 10 minutes with grammY
From BotFather to a working bot with commands, echo replies and error handling, using grammY and Node.js.
DiscordDiscord bot with discord.js
Create the application, invite the bot, register slash commands and answer them, without privileged intents.
RailwayDeploy a bot to Railway
Push a bot to GitHub, deploy it on Railway with variables, read the logs, switch to webhooks and keep costs under control.
VPSBot on a Vultr VPS with systemd
Create a small VPS, harden SSH and the firewall, install Node.js, and run the bot as a restricted systemd service with logs and auto-restart.
Want the theory behind them? See the guides. Ready-made code lives in templates.