Documentation

Everything about building Telegram bots with dev>nulll — blocks, variables, data, integrations and more.

Welcome to the dev>nulll knowledge base. Learn how every block works, how data and variables flow through your bot, how to call external APIs, and how to ship 24/7. New here? Start with What is dev>nulll.

Getting started
Install, log in, and ship your first bot.
4 articles
Core concepts
How the flow graph, triggers and branching work.
3 articles
Variables & data
Variables, templating, input and where data lives.
4 articles
Blocks reference
A reference page for every block in the builder.
37 articles
Integrations & API
Call external APIs, run custom code, connect services.
3 articles
Mini Apps
Design Telegram Mini Apps and talk to your bot.
1 article
Deploy & billing
Run bots 24/7 on the server, accounts and subscription.
2 articles
FAQ
Common questions and troubleshooting.
1 article