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MPL-2.0 Licensed Open Source Software

A curated collection of the 16 best open source software licensed under MPL-2.0.

Open-source UI design and prototyping for product teams
  • Stars


    59,950
  • Last commit


    2 days ago
  • License


    MPL-2.0
Design, prototype, and hand off to developers in one platform. Supports design systems, tokens, flexible layouts, and AI workflows with real CSS/HTML output.

Open Source Alternative to:

Privacy-focused browser with powerful customization
  • Stars


    44,426
  • Last commit


    14 hours ago
  • License


    MPL-2.0
A Firefox-based browser offering enhanced privacy, split views, and extensive customization options for a personalized browsing experience.

Open Source Alternative to:

Open source infrastructure as code tool
  • Stars


    30,171
  • Last commit


    4 days ago
  • License


    MPL-2.0
A community-driven, truly open-source fork of Terraform for managing cloud infrastructure through code.

Open Source Alternative to:

Fast, private browser that puts you first
  • Stars


    23,623
  • Last commit


    2 days ago
  • License


    MPL-2.0
A secure web browser that blocks ads and trackers, protects privacy, and loads pages faster while saving data and battery life.

Open Source Alternative to:

Collect, transform, and route logs and metrics in one tool
  • Stars


    22,549
  • Last commit


    2 days ago
  • License


    MPL-2.0
Rust-built observability pipeline tool that collects, transforms, and routes logs and metrics across 47 sources and 62 sinks with no runtime dependencies.

Open Source Alternative to:

Track time automatically with privacy-first design
  • Stars


    18,881
  • Last commit


    3 days ago
  • License


    MPL-2.0
Free open-source time tracker that automatically monitors your device usage. Cross-platform support with local data storage for complete privacy.

Open Source Alternative to:

Secure, seamless authentication for modern applications
  • Stars


    14,535
  • Last commit


    23 hours ago
  • License


    MPL-2.0
An open-source identity solution offering customizable login experiences, multi-tenant support, and comprehensive user management.

Open Source Alternative to:

Accelerate backend development with effortless scalability
  • Stars


    12,350
  • Last commit


    4 days ago
  • License


    MPL-2.0
A powerful platform for building cloud backends, automating infrastructure, and simplifying development workflows for faster, more efficient coding.

Open Source Alternative to:

Sync and transform data from any source to any destination
  • Stars


    6,519
  • Last commit


    3 days ago
  • License


    MPL-2.0
CloudQuery is an open-source ELT platform that enables easy data integration from hundreds of cloud and security tools to any destination.

Open Source Alternative to:

GPU orchestration across clouds, Kubernetes, and on-prem
  • Stars


    2,248
  • Last commit


    11 hours ago
  • License


    MPL-2.0
Unified control plane for AI compute that provisions and schedules GPU workloads across any cloud, Kubernetes cluster, or bare-metal server.

Open Source Alternative to:

GitOps orchestration for infrastructure as code
  • Stars


    1,281
  • Last commit


    8 hours ago
  • License


    MPL-2.0
Automate infrastructure changes with secure GitOps workflows. Plan, validate, and deploy Terraform, OpenTofu, and Pulumi directly from pull requests.

Open Source Alternative to:

Agile project management for cross-functional teams
  • Stars


    850
  • Last commit


    5 days ago
  • License


    MPL-2.0
Self-hostable agile project management tool with Kanban and Scrum boards, sprint planning, issue tracking, and reporting for teams of any size.

Open Source Alternative to:

Secure secret management with public key encryption
  • Stars


    768
  • Last commit


    5 months ago
  • License


    MPL-2.0
Secure secret management platform with public key encryption, automated rotation, versioning, and real-time collaboration tools for development teams.

Open Source Alternative to:

Fast, secure, and privacy-focused web browsing
  • Stars


    396
  • Last commit


    1 day ago
  • License


    MPL-2.0
Midori Browser is a lightweight, fast, and secure browser that protects users' privacy, available for Windows, Linux, and Android.

Open Source Alternative to:

Build lasting communities with modern forum technology
  • Stars


    336
  • Last commit


    1 day ago
  • License


    MPL-2.0
Create permanent, discoverable communities with modern forum features. Combines discussion, curation, and wiki functionality in one platform.

Open Source Alternative to:

Invisible bot protection that respects user privacy
  • Stars


    33
  • Last commit


    11 days ago
  • License


    MPL-2.0
Privacy-compliant CAPTCHA alternative using proof-of-work technology. Protects websites from bots and spam without user interaction or data tracking.

Open Source Alternative to:

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