Awesome Oss Alternatives

Fair-code workflow automation platform with native AI capabilities. Combine visual building with custom code, self-host or cloud, 400+ integrations.

The Postgres development platform. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.

Open-Source API Development Ecosystem • https://hoppscotch.io • Offline, On-Prem & Cloud • Web, Desktop & CLI • Open-Source Alternative to Postman, Insomnia

🚀 Strapi is the leading open-source headless CMS. It’s 100% JavaScript/TypeScript, fully customizable, and developer-first.

Financial data platform for analysts, quants and AI agents.

🔥 🔥 🔥 A Free & Self-hostable Airtable Alternative

Open Source realtime backend in 1 file

An open-source, self-hostable PaaS alternative to Vercel, Heroku & Netlify that lets you easily deploy static sites, databases, full-stack applications and 280+ one-click services on your own servers.

Appwrite® - complete cloud infrastructure for your web, mobile and AI apps. Including Auth, Databases, Storage, Functions, Messaging, Hosting, Realtime and more

Independent technology for modern publishing, memberships, subscriptions and newsletters.

Penpot: The open-source design tool for design and code collaboration

🔥🔥🔥 Open-source Jira, Linear, Monday, and ClickUp alternative. Plane is a modern project management platform to manage tasks, sprints, docs, and triage.

The easy-to-use open source Business Intelligence and Embedded Analytics tool that lets everyone work with data :bar_chart:

The Secure CommsOS™ for mission-critical operations

A privacy-first, open-source platform for knowledge management and collaboration. Download link: http://github.com/logseq/logseq/releases. roadmap: https://logseq.io/p/NX4mc_ggEV

Platform to build admin panels, internal tools, and dashboards. Integrates with 25+ databases and any API.

The open-source communication infrastructure for agents and products

The fastest knowledge base for growing teams. Beautiful, realtime collaborative, feature packed, and markdown compatible.

Spacedrive is an open source cross-platform file explorer, powered by a virtual distributed filesystem written in Rust.

Build your personal knowledge base with Trilium Notes

The flexible backend for all your projects 🐰 Turn your DB into a headless CMS, admin panels, or apps with a custom UI, instant APIs, auth & more.

Free and Open Source Enterprise Resource Planning (ERP)

☁️ Nextcloud server, a safe home for all your data

🦔 PostHog is an all-in-one developer platform for building successful products. We offer product analytics, web analytics, session replay, error tracking, feature flags, experimentation, surveys, data warehouse, a CDP, and an AI product assistant to help debug your code, ship features faster, and keep all your usage and customer data in one stack.

Open Source Identity and Access Management For Modern Applications and Services

The world's most flexible commerce platform.

Open-source live-chat, email support, omni-channel desk. An alternative to Intercom, Zendesk, Salesforce Service Cloud etc. 🔥💬

📨 The ultimate agentic social media scheduling tool 🤖

AI agents, automations and apps that run your operations. Model agnostic.

SigNoz is an open-source observability platform native to OpenTelemetry with logs, traces and metrics in a single application. An open-source alternative to DataDog, NewRelic, etc. 🔥 🖥. 👉 Open source Application Performance Monitoring (APM) & Observability tool

Free and open source laravel eCommerce platform

Event Driven Orchestration & Scheduling Platform for Mission Critical Applications

Connect your devices into a secure WireGuard®-based overlay network with SSO, MFA and granular access controls.

Open Source alternative to Algolia + Pinecone and an Easier-to-Use alternative to ElasticSearch ⚡ 🔍 ✨ Fast, typo tolerant, in-memory fuzzy Search Engine for building delightful search experiences

Zulip server and web application. Open-source team chat that helps teams stay productive and focused.

The modern link attribution platform. Loved by world-class marketing teams like Framer, Perplexity, Superhuman, Twilio, Buffer and more.

AI Agents & MCPs & AI Workflow Automation • (~400 MCP servers for AI agents) • AI Automation / AI Agent with MCPs • AI Workflows & AI Agents • MCPs for AI Agents

Prefect is a workflow orchestration framework for building resilient data pipelines in Python.

📊 Cube Core is open-source semantic layer for AI, BI and embedded analytics

Radix Primitives is an open-source UI component library for building high-quality, accessible design systems and web apps. Maintained by @workos.

ZincSearch . A lightweight alternative to elasticsearch that requires minimal resources, written in Go.

VictoriaMetrics: fast, cost-effective monitoring solution and time series database

Open-source developer platform to power your entire infra and turn scripts into webhooks, workflows and UIs. Fastest workflow engine (13x vs Airflow). Open-source alternative to Retool and Temporal.

Amplication brings order to the chaos of large-scale software development by creating Golden Paths for developers - streamlined workflows that drive consistency, enable high-quality code practices, simplify onboarding, and accelerate standardized delivery across teams.

An orchestration platform for the development, production, and observation of data assets.

OpenProject is the leading open source project management software.

A fully open source & end-to-end encrypted note taking alternative to Evernote.

Open-source feature management platform

A fully open-source headless CMS that supports Markdown and Visual Editing

The Open Source DocuSign Alternative.