Gmelius

Judgement

What it is

Complete system

What it does

Adds shared inboxes, shared labels and Kanban boards to Gmail, with notes, collision detection, templates, rules, reports and reply-time targets.

Adopt it when

Your team works in Gmail and wants a shared inbox without leaving it.

Watch out

Email only, and the HubSpot and Salesforce integrations need the top plan.

Ready for

Production-ready

Runs as

Cloud service and browser extension

What the license allows

Closed source: you use it under the maker's terms and cannot change or resell the code.

Judged on 2026-11-06 from the maker's description and Wikipedia. The license and age lines are worked out directly.

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Under it

Every program, Gmelius included, runs on a microchip.

How compilers were built, back to punched paper tape