Engineering - ToolJet

React 18 - What's New, What Changed?

A new version of ReactJS is here! React version v18.0 was released on March 29 2022. Since it is a new major release of React, it does as you would expect some new exciting features. Thankfully though it does not break your existing code. What you learned about React

Engineering

Building a realtime multiplayer game using React & Conflict-free replicated data types (CRDT) of Yjs.

TL;DR: In this article, you will learn how to build a real-time, collaborative Tic Tac Toe game application that enables two users to play the game simultaneously. To create this app, you will use React & Yjs. We were trying to build realtime multiplayer editing capabilities into ToolJet (https:

Engineering

Clearing tables before each test - NestJS, typeORM & Postgres

We recently migrated ToolJet server from Ruby on Rails to NestJS. We had to make some changes to clear the tables before running every test. Why should we clean databases before running every tests? Let's say we are testing the endpoint to archive a user, we will create a new

Engineering

Deploying a NestJS application with PostgreSQL database and react frontend on Heroku

Recently, we ported the ToolJet server from Ruby on Rails to NestJS, ToolJet can be deployed to Heroku using the one-click deployment feature of Heroku. ToolJet server is built using Nest.js with TypeORM as the ORM and PostgreSQL as the database. This article will explain how to deploy a

Engineering

Migrating ToolJet server from Ruby on Rails to Node.js

We finally decided to rewrite ToolJet server using TypeScript! ToolJet has two main components, the client and the server. ToolJet client is a ReactJS application and ToolJet server is a Ruby on Rails API-only application. Whenever a new application is built using ToolJet, the frontend ( client ) generates the definition of

Engineering

Setting up TLS certificates for custom domains on the fly

When we were brainstorming on various deployment techniques to set up ToolJet on AWS EC2 instances, one common requirement that came up was to support TLS certificates for custom domains. We wanted a solution that was easy and transparent so that it feels seamless to our users. After careful thinking,