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Apache-2.0 Licensed Open Source Software

A curated collection of the 159 best open source software licensed under Apache-2.0.

Favicon of Voiden

Voiden

Build APIs like code with Git-native workspace

  • Stars

    1,503

  • Last commit

    17 hours ago

  • License

    Apache-2.0
Offline-first API workspace that unifies specs, docs, tests, and mocks in programmable Markdown blocks. Version control everything in plain text files.

Open Source Alternative to:

Favicon of Postman
Postman
Favicon of Authgear

Authgear

Managed identity and access management for any app

  • Stars

    1,990

  • Last commit

    2 days ago

  • License

    Apache-2.0
Authgear is a managed IAM platform handling authentication, SSO, and user management for B2C and B2B apps, with biometrics, MFA, and zero-trust support.

Open Source Alternative to:

Favicon of Auth0
Auth0
Favicon of Tailcall

Tailcall

AI
The modern GraphQL runtime

  • Stars

    1,442

  • Last commit

    19 hours ago

  • License

    Apache-2.0
Swiftly design and ship best-practice GraphQL backends atop existing data sources and APIs.

Open Source Alternative to:

Favicon of Apollo GraphQL
Apollo GraphQL
Favicon of Zola

Zola

AI
AI chat companion with versatile model support

  • Stars

    1,533

  • Last commit

    8 months ago

  • License

    Apache-2.0
Open-source chat application that lets you interact with multiple AI models in one interface, offering flexible conversations and diverse capabilities.

Open Source Alternative to:

Favicon of Claude
Claude
Favicon of Litlyx

Litlyx

Cookie-less analytics for privacy-focused insights

  • Stars

    1,741

  • Last commit

    9 months ago

  • License

    Apache-2.0
Track user behavior, custom events, and conversion funnels in real-time with a single line of code, all while maintaining GDPR compliance.

Open Source Alternative to:

Favicon of Google Analytics
Google Analytics
Favicon of Nitric

Nitric

Cloud-native framework for infrastructure from code

  • Stars

    2,012

  • Last commit

    7 months ago

  • License

    Apache-2.0
Nitric automates cloud infrastructure provisioning from your application code for AWS, GCP and Azure

Open Source Alternative to:

Favicon of Supabase
Supabase
Favicon of Apache Cloudberry

Apache Cloudberry

Unlock Data's Potential with Open Source Power

  • Stars

    1,361

  • Last commit

    9 hours ago

  • License

    Apache-2.0
Leverage advanced analytics with a modern PostgreSQL kernel. 100% open source for robust data solutions.

Open Source Alternative to:

Favicon of Snowflake
Snowflake
Favicon of WunderGraph

WunderGraph

Unify APIs, databases, and services effortlessly

  • Stars

    1,252

  • Last commit

    6 hours ago

  • License

    Apache-2.0
A powerful backend framework that simplifies API integration, enhances security, and boosts developer productivity for modern web applications.

Open Source Alternative to:

Favicon of Apollo GraphQL
Apollo GraphQL
Favicon of Pearl

Pearl

AI
AI-powered automation that lives in your Slack workspace

  • Stars

    1,095

  • Last commit

    4 months ago

  • License

    Apache-2.0
Connect all your apps through Pearl, an AI assistant that automates workflows directly in Slack. No coding required - save 10+ hours weekly with intelligent task automation.

Open Source Alternative to:

Favicon of Viktor
Viktor
Favicon of LogChimp

LogChimp

Open-source feedback management for product teams

  • Stars

    1,119

  • Last commit

    7 hours ago

  • License

    Apache-2.0
Collect, organize, and prioritize user feedback to build better products. Self-hosted solution for seamless feature request management.

Open Source Alternative to:

Favicon of Featurebase
Featurebase
Favicon of ByteChef

ByteChef

AI
Build AI agents and automate complex workflows seamlessly

  • Stars

    990

  • Last commit

    12 hours ago

  • License

    Apache-2.0
Create intelligent automation workflows combining AI agents with your favorite apps and services. Connect, automate, and scale your operations without complex coding.

Open Source Alternative to:

Favicon of n8n
n8n
Favicon of Pluton

Pluton

Self-hosted encrypted backups with 70+ cloud storage options

  • Stars

    740

  • Last commit

    10 days ago

  • License

    Apache-2.0
Free, open-source backup solution with end-to-end encryption. Self-hosted control, supports 70+ cloud providers, automated incremental backups, and zero vendor lock-in.

Open Source Alternative to:

Favicon of Veeam
Veeam
Favicon of Bacalhau

Bacalhau

Revolutionizing data processing with Compute Over Data

  • Stars

    868

  • Last commit

    4 days ago

  • License

    Apache-2.0
Bacalhau is an open-source platform for fast, cost-effective, and secure distributed computing, seamlessly integrating with Docker and WebAssembly workflows.
Favicon of AgentOS

AgentOS

AI
TypeScript framework for building autonomous AI agents

  • Stars

    615

  • Last commit

    13 days ago

  • License

    Apache-2.0
Open-source TypeScript runtime for autonomous AI agents with cognitive memory, multi-agent orchestration, runtime tool generation, and support for 21 LLM providers.
Favicon of Temps

Temps

One self-hosted binary replaces Vercel, Sentry, and analytics tools

  • Stars

    650

  • Last commit

    6 hours ago

  • License

    Apache-2.0
Self-hosted platform for small dev teams combining deployments, error tracking, analytics, session replay, uptime monitoring, and managed databases in one dashboard.

Open Source Alternative to:

Favicon of Vercel
Vercel
Favicon of Frontman

Frontman

AI
AI coding agent that sees your live app and edits code

  • Stars

    665

  • Last commit

    6 hours ago

  • License

    Apache-2.0
Open-source AI coding agent that runs in your browser, sees your live DOM and app state, and makes real code edits from plain English descriptions.

Open Source Alternative to:

Favicon of Lovable
Lovable
Favicon of Giselle

Giselle

AI
Build and deploy AI agents through visual workflows

  • Stars

    554

  • Last commit

    17 days ago

  • License

    Apache-2.0
Create powerful AI agents using an intuitive node-based interface that connects multiple LLMs and data sources for automated documentation and development workflows.
Favicon of PearPass

PearPass

Complete password control, zero cloud dependency

  • Stars

    531

  • Last commit

    5 days ago

  • License

    Apache-2.0
Open-source password manager with peer-to-peer syncing, local storage, and end-to-end encryption. No cloud servers, complete privacy control across devices.

Open Source Alternative to:

Favicon of Keeper
Keeper
Favicon of OpenComputer

OpenComputer

AI
Persistent cloud VMs that hibernate and wake in seconds

  • Stars

    470

  • Last commit

    8 hours ago

  • License

    Apache-2.0
Provides always-on virtual machines for AI agents with full OS access, persistent state, elastic CPU/memory resizing, and instant checkpoints.

Open Source Alternative to:

Favicon of Daytona
Daytona
Favicon of Alarik

Alarik

S3-compatible object storage built with Swift

  • Stars

    515

  • Last commit

    13 hours ago

  • License

    Apache-2.0
Self-hostable, Apache 2.0-licensed object storage with S3 compatibility, a built-in web console, and horizontal scaling from single node to sharded cluster.

Open Source Alternative to:

Favicon of Amazon S3
Amazon S3
Favicon of Ethora

Ethora

Messaging SDK with AI agents for web, iOS, and Android

  • Stars

    542

  • Last commit

    3 days ago

  • License

    Apache-2.0
Build branded chat apps with AI agents, group messaging, document exchange, and digital wallets using React and React Native components.

Open Source Alternative to:

Favicon of Stream
Stream
Favicon of Operately

Operately

Open source company management for high-performance startups

  • Stars

    543

  • Last commit

    6 hours ago

  • License

    Apache-2.0
Operately is an open source platform that centralizes projects, goals, and processes, helping startups run efficiently without a COO.

Open Source Alternative to:

Favicon of Linear
Linear
Favicon of Nordcraft

Nordcraft

Craft AAA web apps that delight your users

  • Stars

    488

  • Last commit

    16 hours ago

  • License

    Apache-2.0
Visual web development engine combining design and development tools. Build immersive, interactive web experiences with component-based framework, real-time collaboration, and powerful visual editor.

Open Source Alternative to:

Favicon of Framer
Framer
Favicon of Shelve

Shelve

Simplify project management for developers

  • Stars

    446

  • Last commit

    2 days ago

  • License

    Apache-2.0
Shelve is a comprehensive project management tool designed to streamline workflows and enhance collaboration for developers and teams.

Open Source Alternative to:

Favicon of Keeper
Keeper
Favicon of Gravitee

Gravitee

Unified API, event, and AI agent management platform

  • Stars

    441

  • Last commit

    6 hours ago

  • License

    Apache-2.0
Full-lifecycle API management platform that unifies synchronous and asynchronous ecosystems. Manage APIs, event streams, and AI agents with enterprise security and 4x faster gateway performance.

Open Source Alternative to:

Favicon of Postman
Postman
Favicon of ClearFlask

ClearFlask

Open-source ideation tool for product feedback management

  • Stars

    448

  • Last commit

    14 days ago

  • License

    Apache-2.0
ClearFlask is an open-source platform for collecting, analyzing, and acting on customer feedback to drive product development.

Open Source Alternative to:

Favicon of Featurebase
Featurebase
Favicon of mlop

mlop

AI
Experiment tracking platform for ML teams

  • Stars

    392

  • Last commit

    6 months ago

  • License

    Apache-2.0
Open source ML experiment tracking platform with parameter and gradient logging, media tracking, real-time alerts, and full Weights & Biases API compatibility.

Open Source Alternative to:

Favicon of Weights and Biases
Weights and Biases
Favicon of Procaptcha

Procaptcha

Decentralized CAPTCHA for enhanced web security

  • Stars

    298

  • Last commit

    7 hours ago

  • License

    Apache-2.0
A blockchain-based CAPTCHA solution offering improved security, user experience, and resistance to bot attacks for web applications.

Open Source Alternative to:

Favicon of reCAPTCHA
reCAPTCHA
Favicon of ShipShipShip

ShipShipShip

Open-source changelog & roadmap platform for teams

  • Stars

    296

  • Last commit

    6 months ago

  • License

    Apache-2.0
Self-hostable changelog and roadmap platform with community voting, automated newsletters, and kanban boards. Deploy with Docker in minutes.

Open Source Alternative to:

Favicon of Featurebase
Featurebase
Favicon of OpenPolicy

OpenPolicy

Generate legal policies directly from TypeScript code

  • Stars

    160

  • Last commit

    16 days ago

  • License

    Apache-2.0
Open-source policy-as-code framework that lets developers create privacy policies, terms of service, and legal agreements using TypeScript with built-in GDPR/CCPA compliance.

Open Source Alternative to:

Favicon of Termly
Termly
Favicon of Formizee

Formizee

Create and manage forms with ease

  • Stars

    183

  • Last commit

    1 year ago

  • License

    Apache-2.0
Formizee is an open-source platform for designing, building, and analyzing forms, offering an affordable all-in-one solution

Open Source Alternative to:

Favicon of Google Forms
Google Forms
Favicon of OmoiOS

OmoiOS

AI
Ship features while you sleep with autonomous AI agents

  • Stars

    72

  • Last commit

    2 months ago

  • License

    Apache-2.0
Deploy AI agents that build features, fix bugs, and handle complex workflows overnight. Wake up to tested code and ready-to-review pull requests.

Open Source Alternative to:

Favicon of Cursor
Cursor
Favicon of Wachd

Wachd

AI-powered root cause analysis for on-call alerts, self-hosted and air-gapped

  • Stars

    35

  • Last commit

    15 hours ago

  • License

    Apache-2.0
Receive alerts from Grafana, Datadog, and Prometheus with AI-generated root cause analysis. Self-hosted on Kubernetes, fully air-gapped capable, Apache 2.0 licensed.

Open Source Alternative to:

Favicon of Opsgenie
Opsgenie
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