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Top 5 · Coding

Best Open-Source AI Tools (2026)

The top open-source AI and productivity tools that can be self-hosted for full data control - from project management and team communication to LLM orchestration and analytics.

Last updated: May 2026

  1. 1
    Plane
    PlaneFreemium

    Open-source project management for modern software teams

    ★ 4.3412 reviewsFree tier0
    Try Plane →Review →
  2. 2
    Huly
    HulyFreemium

    Open-source all-in-one project management and collaboration platform

    ★ 4.2287 reviewsFree tier0
    Try Huly →Review →
  3. 3
    n8n
    n8nFreemium🔥 Trending

    Workflow automation for technical teams with AI built in

    ★ 4.62,100 reviewsFree tier0
    Try n8n →Review →
  4. 4
    Flowise
    FlowiseFree

    Open-source visual builder for LLM flows and AI agents

    ★ 4.4980 reviewsFree tier0
    Try Flowise →Review →
  5. 5
    PostHog
    PostHogFreemium

    Open-source product analytics, session replay, and feature flags in one

    ★ 4.52,870 reviewsFree tier0
    Try PostHog →Review →

Curated by

John Ethan

Founder & Editor-in-Chief

Founder of MytheAi. Tracking and reviewing AI and SaaS tools since January 2026. Built MytheAi out of frustration with pay-to-rank listicles and SEO-driven AI directories that prioritize ad revenue over honest guidance. Hands-on testing across 500+ tools to date.

·How we rank tools

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