Top Open Source Projects using Google APIs
A curated collection of the 16 best free and open-source projects built using Google APIs. Discover popular repositories, architecture patterns, and trending software in 2026.
OpenSign
NOASSERTIONA powerful, open-source e-signature solution offering customization, integration, and enhanced security for businesses of all sizes.
Mimrai
AGPL-3.0Open source minimalist task management tool with AI companion that filters noise, automates coordination, and guides teams through complexity with calm focus.
Maxun
AGPL-3.0Turn any website into structured data using a visual recorder, natural language prompts, or API. Includes proxy rotation, scheduling, and webhook integrations.
Tiledesk
MITAI-enhanced live chat platform for seamless customer engagement, featuring chatbots, multichannel support, and advanced analytics.
Rallly
AGPL-3.0A user-friendly, open-source tool for coordinating events and meetings without the hassle of back-and-forth emails or messages.
Postiz
AGPL-3.0Self-hostable social media scheduler that lets you plan, generate, and publish content across 30+ networks with AI assistance, team collaboration, and automation integrations.
OpenObserve
AGPL-3.0Monitor logs, metrics, and traces with an open-source observability platform. Achieve petabyte scale with 140x lower storage costs and high performance.
NocoDB
NOASSERTIONConvert any database into a no-code platform with spreadsheet interface. Connect PostgreSQL/MySQL or use hosted database. Scale to millions of rows effortlessly.
Lightdash
NOASSERTIONSelf-serve analytics platform that transforms dbt models into interactive dashboards, enabling data-driven decisions across organizations.
HeyForm
AGPL-3.0A versatile form builder for crafting custom surveys, quizzes, and data collection tools with advanced features and integrations.
GrowthBook
NOASSERTIONPowerful, developer-friendly experimentation tool for data-driven product decisions. Seamless integration, real-time insights, and flexible deployment.
Cal.com
MITCal.diy is the community edition of Cal.com for personal self-hosting, with calendar sync, video conferencing, payment support, and a REST API.
Giselle
Apache-2.0Create powerful AI agents using an intuitive node-based interface that connects multiple LLMs and data sources for automated documentation and development workflows.
Formbricks
NOASSERTIONCollect feedback across websites, apps, and emails with targeted surveys, user segmentation, and GDPR-compliant data handling. Self-host or use the cloud.
Chartbrew
NOASSERTIONA powerful, open-source platform for building interactive dashboards and charts from multiple data sources without coding.
0 Finance
MITCLI-first banking platform for AI agents and autonomous workflows
