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Open Source Projects using Github Actions

A curated collection of the 703 best open source software using Github Actions. Find the most popular and trending open source projects to learn from, contribute to, or use in your own projects.

Favicon of Emdash

Emdash

AI
Dashboard for running multiple coding agents in parallel

  • Stars

    5,743

  • Last commit

    12 hours ago

  • License

    Apache-2.0
Desktop app that runs 25+ coding agents simultaneously, each isolated in its own Git worktree, so you can orchestrate code changes without switching tools.

Open Source Alternative to:

Favicon of Codex
Codex
Favicon of CryptPad

CryptPad

Secure collaboration with end-to-end encryption

  • Stars

    7,910

  • Last commit

    3 days ago

  • License

    AGPL-3.0
Open-source collaboration suite offering encrypted document editing, file sharing, and team workspaces with complete privacy protection.

Open Source Alternative to:

Favicon of Microsoft Word
Microsoft Word
Favicon of Flexprice

Flexprice

Open source metering and billing infrastructure for any pricing model

  • Stars

    5,465

  • Last commit

    14 hours ago

  • License

    AGPL-3.0
A flexible billing platform that handles usage-based metering, credit management, and subscription billing, giving developers full control over pricing models.

Open Source Alternative to:

Favicon of Stripe Billing
Stripe Billing
Favicon of OctoBot

OctoBot

Automate crypto trading with open-source strategies

  • Stars

    6,572

  • Last commit

    1 day ago

  • License

    GPL-3.0
OctoBot is an open-source platform for automated cryptocurrency trading, offering customizable strategies and easy integration with exchanges.

Open Source Alternative to:

Favicon of 3Commas
3Commas
Favicon of HelixDB

HelixDB

AI
Unify vector search and graph traversals in one database

  • Stars

    5,904

  • Last commit

    7 hours ago

  • License

    Apache-2.0
Rust-built native graph-vector database combining vector similarity search and graph traversals. 10x faster development with unified architecture, sub-1ms queries.

Open Source Alternative to:

Favicon of Supabase
Supabase
Favicon of OpenCloud

OpenCloud

Self-hosted file sharing built for digital sovereignty

  • Stars

    5,967

  • Last commit

    9 hours ago

  • License

    Apache-2.0
Self-hostable cloud file management and collaboration platform with an integrated office suite, zero-trust security, and GDPR compliance for teams and organizations.

Open Source Alternative to:

Favicon of Google Drive
Google Drive
Favicon of Helicone

Helicone

AI
Build reliable AI apps with comprehensive observability

  • Stars

    6,154

  • Last commit

    1 day ago

  • License

    Apache-2.0
Open-source platform for logging, monitoring, and debugging LLM applications. Route, debug, and analyze AI apps with comprehensive observability tools.

Open Source Alternative to:

Favicon of DataDog
DataDog
Favicon of Pixelfed

Pixelfed

Ad-free photo sharing with privacy and federation

  • Stars

    7,097

  • Last commit

    9 hours ago

  • License

    AGPL-3.0
Decentralized photo sharing platform with chronological feeds, privacy controls, and ActivityPub federation. No ads, no algorithms, just authentic connections.

Open Source Alternative to:

Favicon of Instagram
Instagram
Favicon of Evidence

Evidence

Transform SQL into beautiful data stories

  • Stars

    6,935

  • Last commit

    4 days ago

  • License

    MIT
Create data-driven websites and reports using SQL and Markdown, with automatic visualizations and interactive elements.

Open Source Alternative to:

Favicon of Power BI
Power BI
Favicon of Redmine

Redmine

Flexible project management you can host yourself

  • Stars

    6,030

  • Last commit

    16 hours ago

  • License

    GPL-2.0
Self-hosted project management web app built on Ruby on Rails with issue tracking, time logging, SCM integration, and multi-project support across any database.

Open Source Alternative to:

Favicon of Linear
Linear
Favicon of Tabularis

Tabularis

Desktop SQL client with built-in MCP for AI agent access

  • Stars

    4,934

  • Last commit

    7 hours ago

  • License

    Apache-2.0
Desktop database client for PostgreSQL, MySQL/MariaDB, SQLite, and 14+ more databases, with a built-in MCP server, SQL notebooks, visual query builder, and a plugin system.

Open Source Alternative to:

Favicon of TablePlus
TablePlus
Favicon of Rivet

Rivet

Build stateful backends with in-memory actors

  • Stars

    6,133

  • Last commit

    7 hours ago

  • License

    Apache-2.0
Open-source infrastructure for long-lived, in-memory processes called Actors. Combines state and compute with sub-millisecond latency, realtime capabilities, and horizontal scaling.

Open Source Alternative to:

Favicon of Cloudflare Workers
Cloudflare Workers
Favicon of Apache IoTDB

Apache IoTDB

Time-series database built for industrial IoT workloads

  • Stars

    6,396

  • Last commit

    17 hours ago

  • License

    Apache-2.0
Apache IoTDB manages industrial IoT time-series data with high-throughput read/write, edge-cloud sync, ultra-high compression, and integrations with Hadoop, Spark, Flink, and Grafana.

Open Source Alternative to:

Favicon of InfluxDB
InfluxDB
Favicon of Lingo.dev

Lingo.dev

AI
Automated translations that scale with your code and commits

  • Stars

    5,403

  • Last commit

    17 hours ago

  • License

    Apache-2.0
Transform your app into a global product with AI-powered localization that integrates directly into your development workflow. Supports 83+ languages with Git-native automation.

Open Source Alternative to:

Favicon of Weglot
Weglot
Favicon of CloudQuery

CloudQuery

Sync and transform data from any source to any destination

  • Stars

    6,520

  • Last commit

    11 hours 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:

Favicon of Snowflake
Snowflake
Favicon of FalkorDB

FalkorDB

AI
Graph database built for GraphRAG and multi-tenant AI apps

  • Stars

    6,098

  • Last commit

    8 hours ago

  • License

    SSPL-1.0
Graph database using sparse matrix representation and linear algebra to deliver ultra-low latency Cypher queries, native multi-tenancy, and built-in GraphRAG support for AI applications.

Open Source Alternative to:

Favicon of Neo4j
Neo4j
Favicon of Kan

Kan

Open source kanban boards with unlimited everything

  • Stars

    5,632

  • Last commit

    13 hours ago

  • License

    AGPL-3.0
Free kanban project management with unlimited boards, lists, and cards. Import Trello boards, collaborate with teams, and self-host for complete control.

Open Source Alternative to:

Favicon of Jira
Jira
Favicon of Crater

Crater

AI-powered embedded AR/AP automation for platforms

  • Stars

    8,347

  • Last commit

    2 years ago

  • License

    AGPL-3.0
Crater offers AI-driven invoicing workflows, payments, and working capital tools to enhance your platform with minimal technical effort.

Open Source Alternative to:

Favicon of Quickbooks
Quickbooks
Favicon of Papra

Papra

Organize and secure your documents in one central hub

  • Stars

    5,435

  • Last commit

    1 day ago

  • License

    AGPL-3.0
A document management platform that helps you archive, organize, and search files with email ingestion, tagging capabilities, and powerful search functionality.

Open Source Alternative to:

Favicon of Google Drive
Google Drive
Favicon of Lightdash

Lightdash

Open-source BI for modern data teams

  • Stars

    6,136

  • Last commit

    7 hours ago

  • License

    MIT
Self-serve analytics platform that transforms dbt models into interactive dashboards, enabling data-driven decisions across organizations.

Open Source Alternative to:

Favicon of Power BI
Power BI
Favicon of Workadventure

Workadventure

Virtual office platform for engaging remote collaboration

  • Stars

    5,766

  • Last commit

    10 hours ago

  • License

    Unknown
Create customizable virtual workspaces for remote teams to interact naturally, host events, and collaborate through spontaneous conversations and scheduled meetings.

Open Source Alternative to:

Favicon of Microsoft Teams
Microsoft Teams
Favicon of Requestly

Requestly

Intercept, modify, and debug HTTP(S) requests effortlessly

  • Stars

    6,756

  • Last commit

    4 days ago

  • License

    AGPL-3.0
A powerful browser extension and desktop app for developers to manipulate network requests, debug APIs, and improve web app testing

Open Source Alternative to:

Favicon of Postman
Postman
Favicon of Plunk

Plunk

The open-source, affordable email platform

  • Stars

    5,465

  • Last commit

    11 hours ago

  • License

    AGPL-3.0
Plunk unifies marketing, transactional, and broadcast emails into a single, complete solution for businesses of all sizes.

Open Source Alternative to:

Favicon of Resend
Resend
Favicon of Zabbix

Zabbix

Enterprise monitoring for networks, apps, and infrastructure

  • Stars

    6,374

  • Last commit

    13 hours ago

  • License

    AGPL-3.0
Monitors networks, servers, cloud services, IoT, and OT environments with no per-device licensing fees, available self-hosted or as a managed SaaS platform.

Open Source Alternative to:

Favicon of DataDog
DataDog
Favicon of Campfire

Campfire

Self-hosted group chat without recurring subscription fees

  • Stars

    4,623

  • Last commit

    1 day ago

  • License

    MIT
Install your own group chat system with @mentions, DMs, and mobile support. One-time purchase, no monthly fees. Includes full source code for customization.

Open Source Alternative to:

Favicon of Slack
Slack
Favicon of Flagsmith

Flagsmith

Feature flags and remote config for rapid deployment

  • Stars

    6,550

  • Last commit

    7 hours ago

  • License

    BSD-3-Clause
Powerful feature management platform for seamless software releases, A/B testing, and personalized user experiences.

Open Source Alternative to:

Favicon of LaunchDarkly
LaunchDarkly
Favicon of ONLYOFFICE Docs

ONLYOFFICE Docs

Complete office suite for documents, spreadsheets & more

  • Stars

    6,905

  • Last commit

    2 months ago

  • License

    AGPL-3.0
Open-source online editor for documents, spreadsheets, presentations, and PDFs. Features real-time collaboration, AI integration, and accessibility tools.

Open Source Alternative to:

Favicon of Microsoft 365
Microsoft 365
Favicon of UnKey

UnKey

Secure, scalable API key management for developers

  • Stars

    5,435

  • Last commit

    6 hours ago

  • License

    AGPL-3.0
Streamline API authentication with UnKey's powerful, developer-friendly platform for creating, revoking, and monitoring API keys.

Open Source Alternative to:

Favicon of Kong
Kong
Favicon of Apache Pinot

Apache Pinot

Distributed OLAP database for real-time analytics at scale

  • Stars

    6,137

  • Last commit

    10 hours ago

  • License

    Apache-2.0
Sub-second SQL queries on fresh streaming data at petabyte scale, built for high-concurrency user-facing apps and AI agent backends.

Open Source Alternative to:

Favicon of Splunk
Splunk
Favicon of Ever Gauzy

Ever Gauzy

Comprehensive open-source business management platform

  • Stars

    5,868

  • Last commit

    9 hours ago

  • License

    AGPL-3.0
All-in-one solution for ERP, CRM, HRM, ATS, and project management to streamline your business operations

Open Source Alternative to:

Favicon of Asana
Asana
Favicon of Standard Notes

Standard Notes

Secure, encrypted notes for your digital life

  • Stars

    6,628

  • Last commit

    4 days ago

  • License

    AGPL-3.0
Cross-platform note-taking app with end-to-end encryption, offline access, and powerful organization features for privacy-conscious users.

Open Source Alternative to:

Favicon of Obsidian
Obsidian
Favicon of Permify

Permify

Build scalable authorization in minutes, not months

  • Stars

    5,950

  • Last commit

    3 days ago

  • License

    AGPL-3.0
Open-source authorization service for implementing fine-grained access controls. Centralized, scalable solution supporting RBAC, ABAC and ReBAC with Google Zanzibar-inspired architecture.

Open Source Alternative to:

Favicon of Auth0
Auth0
Favicon of OpenShot

OpenShot

Free, cross-platform video editor that's easy to learn

  • Stars

    6,498

  • Last commit

    1 day ago

  • License

    GPL-3.0
A free, open-source video editor for Linux, Mac, and Windows with animation, effects, multi-track editing, and 3D title rendering.

Open Source Alternative to:

Favicon of CapCut
CapCut
Favicon of BleachBit

BleachBit

Clean your system and free disk space

  • Stars

    6,909

  • Last commit

    1 day ago

  • License

    GPL-3.0
BleachBit frees disk space & protects privacy by deleting cache, cookies, history & temp files from Firefox, Chrome & more. Open source for Linux/Windows.

Open Source Alternative to:

Favicon of CCleaner
CCleaner
Favicon of Weblate

Weblate

Continuous web-based localization for global reach

  • Stars

    6,062

  • Last commit

    7 hours ago

  • License

    GPL-3.0
Web-based continuous localization platform with version control integration, quality checks, and clean interface. Used by 2,500+ projects in 165+ countries.

Open Source Alternative to:

Favicon of Weglot
Weglot
Favicon of ezBookkeeping

ezBookkeeping

Lightweight self-hosted bookkeeping with AI receipt scanning

  • Stars

    5,578

  • Last commit

    9 hours ago

  • License

    MIT
A privacy-first personal finance app with two-level accounts, multi-currency support, AI receipt recognition, and broad data import from formats like GnuCash and Firefly III.

Open Source Alternative to:

Favicon of YNAB
YNAB
Favicon of Kener

Kener

Deploy a professional status page in minutes, no coding required

  • Stars

    5,163

  • Last commit

    2 days ago

  • License

    MIT
Free, open-source status page and uptime monitor with Docker deployment. Track 11 service types, manage incidents, schedule maintenance, and notify subscribers instantly.

Open Source Alternative to:

Favicon of DataDog
DataDog
Favicon of Inngest

Inngest

Effortless event-driven workflows for modern applications

  • Stars

    5,831

  • Last commit

    7 hours ago

  • License

    SSPL-1.0
Simplify backend processes with event-driven functions, seamless integrations, and powerful debugging tools for developers.

Open Source Alternative to:

Favicon of Kafka
Kafka
Favicon of Agenta

Agenta

AI
Build, automate, and improve AI agents with your team

  • Stars

    4,751

  • Last commit

    6 hours ago

  • License

    MIT
Open-source workspace for building and running AI agents: chat-driven development, scheduling, human-in-the-loop approvals, versioning, and tracing. Self-host or use the cloud.

Open Source Alternative to:

Favicon of Claude Cowork
Claude Cowork
Favicon of Digger

Digger

Terraform automation with pull request workflows

  • Stars

    5,043

  • Last commit

    2 days ago

  • License

    MIT
Open-source CI/CD orchestrator for Terraform with pull request automation, drift detection, and enterprise-grade security. Self-hostable with private runners.

Open Source Alternative to:

Favicon of env0
env0
Favicon of Passbolt

Passbolt

Secure password management for teams

  • Stars

    6,120

  • Last commit

    4 days ago

  • License

    AGPL-3.0
Open source password manager focused on security, collaboration and privacy for organizations

Open Source Alternative to:

Favicon of LastPass
LastPass
Favicon of useSend

useSend

Pay per email sent, not for contact storage

  • Stars

    4,676

  • Last commit

    6 days ago

  • License

    AGPL-3.0
Open source email platform for transactional and marketing emails. Self-host or use cloud service with transparent pricing - pay only for emails sent.

Open Source Alternative to:

Favicon of Resend
Resend
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