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Top Open Source Freelancer Tools Tools in 2026

A curated collection of the 3 best free and open-source Freelancer Tools tools in 2026. Compare features, GitHub stars, tech stacks, and self-hosted software.

  • Midday

    All-in-one business stack for modern founders

    Stars
    14,927
    Last commit
    2mo ago
    License
    AGPL-3.0

  • Kimai

    Open-source time tracking for teams

    Stars
    4,947
    Last commit
    13d ago
    License
    AGPL-3.0

  • Invoice Ninja

    Free invoicing software for freelancers and small businesses. Create professional invoices, track expenses, accept online payments, and manage projects without hidden fees.

    Stars
    10,030
    Last commit
    26d ago
    License
    Open Source
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Showing 3 of 3 open-source tools