Best Absence Management Software in the USA

REI3 is an open (free to use and open source) business application platform. Anyone can create, use and publish applications. A wide range of professionally designed applications help your organization manage time, assets, projects, passwords and much more. Available on all major platforms and deployable in the cloud or on-premise, REI3 can be used by anyone.

Zelt is a comprehensive, all‑in‑one human capital management (HCM) platform designed to manage the full employee lifecycle within a single, unified system. It centralizes employee data and automates workflows across HR, payroll, benefits, time‑off, performance, engagement, device provisioning, app access, and contractor management. With Zelt, teams can centralize onboarding, document storage, custom approval processes, reminders, and regulatory compliance; automate payroll processing, benefits enrolment and reconciliation, and global contractor payments; manage time‑off requests (including holiday, sick, WFH, parental leave) tightly integrated with payroll; oversee IT ops by provisioning and securing apps and devices, spotting inactive access, and remotely managing hardware; and facilitate people development through engagement surveys, performance reviews with anonymity features and automated timelines, and goal‑setting tools aligned to key results.