6 Best Open-Source Ticketing Systems for 2025

This page summarizes the projects mentioned and recommended in the original post on dev.to

InfluxDB – Built for High-Performance Time Series Workloads
InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.
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Stream - Scalable APIs for Chat, Feeds, Moderation, & Video.
Stream helps developers build engaging apps that scale to millions with performant and flexible Chat, Feeds, Moderation, and Video APIs and SDKs powered by a global edge network and enterprise-grade infrastructure.
getstream.io
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  1. UVDesk

    UVdesk Open Source Community Helpdesk is a comprehensive ticketing support system designed for everyone, offering robust features to streamline customer support and collaboration.

    🔗 GitHub: https://github.com/uvdesk/community-skeleton

  2. InfluxDB

    InfluxDB – Built for High-Performance Time Series Workloads. InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.

    InfluxDB logo
  3. osTicket

    The osTicket open source ticketing system official project repository, for versions 1.8 and later

    🔗 GitHub: https://github.com/osTicket/osTicket

  4. Zammad

    Zammad is a web based open source helpdesk/customer support system

    🔗 GitHub: https://github.com/zammad/zammad

  5. freescout

    Discontinued FreeScout — Free self-hosted help desk & shared mailbox (Zendesk / Help Scout alternative) [Moved to: https://github.com/freescout-help-desk/freescout] (by freescout-helpdesk)

  6. FreeScout

    FreeScout — Free self-hosted help desk & shared mailbox (Zendesk / Help Scout alternative)

    🔗 Website: https://freescout.net/

  7. Helpy

    Helpy is a modern, open source helpdesk customer support application. Features include knowledgebase, community discussions and support tickets integrated with email.

    🔗 GitHub: https://github.com/helpyio/helpy

NOTE: The number of mentions on this list indicates mentions on common posts plus user suggested alternatives. Hence, a higher number means a more popular project.

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