Open Source Projects using GCP

A curated collection of the 148 best open source software using GCP. Find the most popular and trending open source projects to learn from, contribute to, or use in your own projects.

Authgear

Secure identity management and authentication for modern apps

Stars
1,702
Forks
109
Last commit
1 day ago

A managed authentication platform that helps developers implement secure user identity features like SSO, MFA, and social login without complex infrastructure.

Open Source Alternative to:

Clerk

WunderGraph

Unify APIs, databases, and services effortlessly

Stars
1,204
Forks
234
Last commit
19 hours ago

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

Open Source Alternative to:

Apollo GraphQL

LLM Gateway

Unified API for all LLM providers with analytics

Stars
1,175
Forks
127
Last commit
12 hours ago

Route, manage, and analyze LLM requests across multiple providers with one API. Compatible with OpenAI format, includes usage analytics and performance monitoring.

Open Source Alternative to:

Kong AI Gateway

Kodus

Effortless Code Reviews, Tailored for You

Stars
1,075
Forks
98
Last commit
14 hours ago

Enhance code quality with precise, customizable AI reviews. Improve security, performance, and team productivity effortlessly.

Open Source Alternative to:

CodeRabbit

Tesseral

Enterprise-ready B2B auth and user management in minutes

Stars
1,124
Forks
51
Last commit
3 months ago

Complete B2B authentication solution with SSO, role management, API security, and pre-built UI components. Ship enterprise-grade auth in just a few lines of code.

Open Source Alternative to:

Clerk

Keyshade

Secure secret management with public key encryption

Stars
749
Forks
259
Last commit
27 days ago

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

Open Source Alternative to:

1Password

Bacalhau

Revolutionizing data processing with Compute Over Data

Stars
858
Forks
100
Last commit
7 days ago

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

Linky

A delightfully rich and dynamic link-in-bio.

Stars
788
Forks
78
Last commit
6 days ago

Build a dynamic link-in-bio page with a drag-and-drop editor. Integrate platforms to showcase live content and connect with your audience.

Open Source Alternative to:

LinkTree

Artie

Real-time database replication that's efficient and scalable

Stars
840
Forks
53
Last commit
14 hours ago

Streamline your data pipeline with change data capture, enabling sub-minute latency and optimized compute costs for database replication.

Open Source Alternative to:

Segment

Giselle

Build and deploy AI agents through visual workflows

Stars
522
Forks
124
Last commit
5 days ago

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

Twake Mail

Secure open source email with advanced encryption & AI

Stars
610
Forks
121
Last commit
9 hours ago

Open source professional email solution with PGP encryption, JMAP protocol, AI-powered responses, and advanced antispam protection. Control your data privately.

Open Source Alternative to:

Gmail

Monetr

Take control of your finances, paycheck by paycheck

Stars
649
Forks
46
Last commit
16 hours ago

Manage your money confidently with monetr, putting aside what you need and spending what you want

Open Source Alternative to:

Splitwise

Marble

Real-time fraud detection and AML compliance engine

Stars
516
Forks
79
Last commit
18 hours ago

An open-source platform that enables fintech companies to monitor transactions and user activity, detect suspicious behaviors, and automate fraud prevention in real-time.

Open Source Alternative to:

Seon

Browser Operator

Open-source AI browser for intelligent web automation

Stars
477
Forks
76
Last commit
2 months ago

Privacy-focused AI browser with intelligent agents for research, analysis, and workflow automation. Features unified memory, compliance guardrails, and seamless integrations.

Open Source Alternative to:

Browserbase

Argos

Visual regression testing for seamless UI development

Stars
580
Forks
54
Last commit
17 hours ago

Automate visual testing, catch UI bugs early, and collaborate effortlessly with your team to maintain pixel-perfect interfaces.

Open Source Alternative to:

Applitools

Tiledesk

Elevate customer support with AI-powered chat solutions

Stars
315
Forks
133
Last commit
1 day ago

AI-enhanced live chat platform for seamless customer engagement, featuring chatbots, multichannel support, and advanced analytics.

Open Source Alternative to:

Voiceflow

Midori Browser

Fast, secure, and privacy-focused web browsing

Stars
296
Forks
19
Last commit
11 hours ago

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

Open Source Alternative to:

Firefox

0 Finance

Transform idle cash into competitive yield for startups

Stars
221
Forks
43
Last commit
1 month ago

High-yield treasury management for startups earning 8% APY with insurance coverage up to $1M. Open US/EU accounts instantly with full liquidity and no minimums.

Cody

AI-powered coding assistant for enterprise development teams

Stars
83
Forks
29
Last commit
2 days ago

Advanced AI coding assistant that helps enterprise teams write, fix, and maintain code with enhanced accuracy and consistency across large codebases

Open Source Alternative to:

Claude Code

CodinIT.dev

Build apps by chatting with AI - code to deployment

Stars
170
Forks
70
Last commit
4 months ago

Create production-ready web apps using natural language. Generate full-stack code, preview instantly, and deploy anywhere with AI agents. Open-source platform.

Open Source Alternative to:

Lovable

Reqcore

Own your hiring data with unlimited seats forever

Stars
22
Forks
12
Last commit
1 day ago

Self-hosted open-source ATS with no per-seat pricing. Full data ownership, modern tech stack, and complete control over your recruitment process.

Open Source Alternative to:

BambooHR

Mimrai

AI-powered task management with radical focus

Stars
16
Forks
5
Last commit
2 months ago

Open source minimalist task management tool with AI companion that filters noise, automates coordination, and guides teams through complexity with calm focus.

Open Source Alternative to:

Jira

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

Stars
Forks
Last commit

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Authgear

Secure identity management and authentication for modern apps

Stars
1,702
Forks
109
Last commit
1 day ago

A managed authentication platform that helps developers implement secure user identity features like SSO, MFA, and social login without complex infrastructure.

Open Source Alternative to:

Clerk

WunderGraph

Unify APIs, databases, and services effortlessly

Stars
1,204
Forks
234
Last commit
19 hours ago

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

Open Source Alternative to:

Apollo GraphQL

LLM Gateway

Unified API for all LLM providers with analytics

Stars
1,175
Forks
127
Last commit
12 hours ago

Route, manage, and analyze LLM requests across multiple providers with one API. Compatible with OpenAI format, includes usage analytics and performance monitoring.

Open Source Alternative to:

Kong AI Gateway

Kodus

Effortless Code Reviews, Tailored for You

Stars
1,075
Forks
98
Last commit
14 hours ago

Enhance code quality with precise, customizable AI reviews. Improve security, performance, and team productivity effortlessly.

Open Source Alternative to:

CodeRabbit

Tesseral

Enterprise-ready B2B auth and user management in minutes

Stars
1,124
Forks
51
Last commit
3 months ago

Complete B2B authentication solution with SSO, role management, API security, and pre-built UI components. Ship enterprise-grade auth in just a few lines of code.

Open Source Alternative to:

Clerk

Keyshade

Secure secret management with public key encryption

Stars
749
Forks
259
Last commit
27 days ago

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

Open Source Alternative to:

1Password

Bacalhau

Revolutionizing data processing with Compute Over Data

Stars
858
Forks
100
Last commit
7 days ago

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

Linky

A delightfully rich and dynamic link-in-bio.

Stars
788
Forks
78
Last commit
6 days ago

Build a dynamic link-in-bio page with a drag-and-drop editor. Integrate platforms to showcase live content and connect with your audience.

Open Source Alternative to:

LinkTree

Artie

Real-time database replication that's efficient and scalable

Stars
840
Forks
53
Last commit
14 hours ago

Streamline your data pipeline with change data capture, enabling sub-minute latency and optimized compute costs for database replication.

Open Source Alternative to:

Segment

Giselle

Build and deploy AI agents through visual workflows

Stars
522
Forks
124
Last commit
5 days ago

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

Twake Mail

Secure open source email with advanced encryption & AI

Stars
610
Forks
121
Last commit
9 hours ago

Open source professional email solution with PGP encryption, JMAP protocol, AI-powered responses, and advanced antispam protection. Control your data privately.

Open Source Alternative to:

Gmail

Monetr

Take control of your finances, paycheck by paycheck

Stars
649
Forks
46
Last commit
16 hours ago

Manage your money confidently with monetr, putting aside what you need and spending what you want

Open Source Alternative to:

Splitwise

Marble

Real-time fraud detection and AML compliance engine

Stars
516
Forks
79
Last commit
18 hours ago

An open-source platform that enables fintech companies to monitor transactions and user activity, detect suspicious behaviors, and automate fraud prevention in real-time.

Open Source Alternative to:

Seon

Browser Operator

Open-source AI browser for intelligent web automation

Stars
477
Forks
76
Last commit
2 months ago

Privacy-focused AI browser with intelligent agents for research, analysis, and workflow automation. Features unified memory, compliance guardrails, and seamless integrations.

Open Source Alternative to:

Browserbase

Argos

Visual regression testing for seamless UI development

Stars
580
Forks
54
Last commit
17 hours ago

Automate visual testing, catch UI bugs early, and collaborate effortlessly with your team to maintain pixel-perfect interfaces.

Open Source Alternative to:

Applitools

Tiledesk

Elevate customer support with AI-powered chat solutions

Stars
315
Forks
133
Last commit
1 day ago

AI-enhanced live chat platform for seamless customer engagement, featuring chatbots, multichannel support, and advanced analytics.

Open Source Alternative to:

Voiceflow

Midori Browser

Fast, secure, and privacy-focused web browsing

Stars
296
Forks
19
Last commit
11 hours ago

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

Open Source Alternative to:

Firefox

0 Finance

Transform idle cash into competitive yield for startups

Stars
221
Forks
43
Last commit
1 month ago

High-yield treasury management for startups earning 8% APY with insurance coverage up to $1M. Open US/EU accounts instantly with full liquidity and no minimums.

Cody

AI-powered coding assistant for enterprise development teams

Stars
83
Forks
29
Last commit
2 days ago

Advanced AI coding assistant that helps enterprise teams write, fix, and maintain code with enhanced accuracy and consistency across large codebases

Open Source Alternative to:

Claude Code

CodinIT.dev

Build apps by chatting with AI - code to deployment

Stars
170
Forks
70
Last commit
4 months ago

Create production-ready web apps using natural language. Generate full-stack code, preview instantly, and deploy anywhere with AI agents. Open-source platform.

Open Source Alternative to:

Lovable

Reqcore

Own your hiring data with unlimited seats forever

Stars
22
Forks
12
Last commit
1 day ago

Self-hosted open-source ATS with no per-seat pricing. Full data ownership, modern tech stack, and complete control over your recruitment process.

Open Source Alternative to:

BambooHR

Mimrai

AI-powered task management with radical focus

Stars
16
Forks
5
Last commit
2 months ago

Open source minimalist task management tool with AI companion that filters noise, automates coordination, and guides teams through complexity with calm focus.

Open Source Alternative to:

Jira