Leonidas Tsementzis

LearnWorlds SiteBuilder — Create online schools optimised for selling courses.

Brill 2.0 — From sticky notes to anywhere 200x faster than typing

Sentry — Stop hoping your users will report errors

Google Shopping Grader — Grade the performance of your AdWords campaigns in seconds

Bricks — Capture your favourite moments in brick mode!

Abstract — Design collaboration without the chaos

Sporteventus for iOS — The worldwide search engine for sporting events and tickets

Blendo — The simplest way to build and host your data pipelines

Source Lair — SourceLair lets people develop software in their browsers.

The Path Forward — A framework for ecommerce and marketplace entrepreneurs

BigStash — Your digital archive (5 TB FREE for one year)

deepfreeze.io — Cold storage everyone can use.

Workable — All-in-one recruiting software for ambitious companies

Analytiks for Android — Google Analytics made super fast and beautiful. Free

How Much To Trade Mark — Easily calculate the cost to register your trade mark

Lexoo — Hand-picked lawyers for your business

Lenses for Apache Kafka — Powerful, SQL-enabled streaming platform for Apache Kafka®.

Windmill — A companion for seamless iOS development.