Manage projects, track time, and bill your clients with one easy‑to‑use collaboration tool.
We are A51, the company behind Active Collab. We're privately owned, 30 people strong, and have 8 years of experience in project management software. As simple as that.
Active Collab began as a successful open-source project, which later grew to be a very successful commercial product. All we care about is developing exceptional software and making Active Collab the best project management tool in the world.