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Discover open source alternatives

Discover top open source alternatives to popular proprietary software tools.

AliasVault

AliasVault

AliasVault is an end-to-end encrypted password and (email) alias manager that protects your privacy by creating alternative identities, passwords and email addresses for every website you use.

Alternative to:
1Password1Password
Ollama

Ollama

Get up and running with Llama 3.3, DeepSeek-R1, Phi-4, Gemma 3, Mistral Small 3.1 and other large language models.

Alternative to:
ChatGPTChatGPT
Open WebUI

Open WebUI

User-friendly AI Interface (Supports Ollama, OpenAI API, ...)

Alternative to:
ChatGPTChatGPT
Lobe Chat

Lobe Chat

🀯 Lobe Chat - an open-source, modern design AI chat framework. Supports multiple AI providers (OpenAI / Claude 4 / Gemini / DeepSeek / Ollama / Qwen), Knowledge Base (file upload / RAG ), one click install MCP Marketplace and Artifacts / Thinking. One-click FREE deployment of your private AI Agent application.

Alternative to:
ChatGPTChatGPT
HTTPie

HTTPie

πŸš€ HTTPie Desktop β€” cross-platform API testing client for humans. Painlessly test REST, GraphQL, and HTTP APIs.

Alternative to:
PostmanPostman
Flowise

Flowise

Flowise is an open-source, visual, low-code/no-code tool designed to help users build AI agents and sophisticated LLM-powered workflows through a drag-and-drop interface. It features a Node.js backend and a React frontend, along with modular components for integrations and API documentationβ€”making it accessible to both developers and non-technical users.

Alternative to:
MakeMake
Databuddy

Databuddy

Databuddy is a privacy-first analytics platform with a focus on user experience, with it's foundation built on privacy, it ensures complete compliance with most major data privacy laws out of the box

Alternative to:
MixpanelMixpanel

Budget Board

A simple app for tracking monthly spending and working towards financial goals.

Alternative to:
Mint
Draw.io

Draw.io

draw.io is a JavaScript, client-side editor for general diagramming.

Alternative to:
MiroMiro
Passbolt

Passbolt

Passbolt Community Edition (CE) API. The JSON API for the open source password manager for teams!

Alternative to:
1Password1Password
Bitwarden

Bitwarden

Bitwarden infrastructure/backend (API, database, Docker, etc).

Alternative to:
1Password1Password
Ente

Ente

πŸ”’ End-to-end encrypted cloud for photos, videos and 2FA secrets.

Alternative to:
Google AuthenticatorGoogle Authenticator
Scalar

Scalar

Scalar is an open-source API platform:γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€πŸŒ Modern Rest API Clientγ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€πŸ“– Beautiful API Referencesγ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€γ€€βœ¨ 1st-Class OpenAPI/Swagger Support

Alternative to:
PostmanPostman
Linkwarden

Linkwarden

Linkwarden is a self-hosted, open-source collaborative bookmark manager that lets you save, organize, and preserve web pages with features like archiving (screenshots, PDFs, reader view), tagging, collections, and annotations. It serves as an alternative to tools like Raindrop.io (cloud bookmarking), Wallabag (read-it-later), ArchiveBox (web archiving), and other self-hosted bookmark managers such as linkding, LinkAce, and Shiori, offering a balance between rich UI, collaboration, and long-term link preservation.

Alternative to:
RaindropRaindrop
Pangolin

Pangolin

Pangolin is an open-source, self-hosted identity-aware tunneled reverse proxy server featuring a sleek dashboard UI, designed to securely expose private resources across distributed networks without the need for opening inbound ports or dealing with complex firewall rules. It builds encrypted tunnelsβ€”often leveraging a user-space WireGuard client called Newtβ€”to connect isolated services, supports HTTP/HTTPS as well as raw TCP/UDP traffic, automates SSL via Let’s Encrypt, enables load balancing, and integrates identity and access management with SSO, role-based access control, 2FA, temporary share links, OAuth2/OIDC integration, and more.

Alternative to:
CloudflareCloudflare
Linguist

Linguist

Translate web pages, highlighted text, Netflix subtitles, private messages, speak the translated text, and save important translations to your personal dictionary to learn words even offline

Alternative to:
Google TranslateGoogle Translate
Dittofeed

Dittofeed

Open-source customer engagement. Automate transactional and marketing messages across email, SMS, mobile push, WhatsApp, Slack, and more πŸ“¨

Alternative to:
customer.iocustomer.io
Evershop

Evershop

EverShop is a modern, TypeScript-first eCommerce platform built with GraphQL and React. Designed for developers, it offers essential commerce features in a modular, fully customizable architectureβ€”perfect for building tailored shopping experiences with confidence and speed.

Alternative to:
ShopifyShopify
ChartDB

ChartDB

Database diagrams editor that allows you to visualize and design your DB with a single query.

Alternative to:
dbdiagram.iodbdiagram.io
Lunalytics

Lunalytics

Lunalytics is an open-source, self-hosted monitoring tool built with Node.js and React that supports HTTP(S), TCP, ping, Docker, and more. It offers customizable dashboards, status pages, incident management, multi-user access control, and integrations with popular notification services, making it a modern, developer-friendly solution for monitoring uptime and system health.

Alternative to:
UptimeRobotUptimeRobot
TimeTracker

TimeTracker

A robust, self-hosted time tracking application designed for teams and freelancers who need reliable time management without cloud dependencies. Built with Flask and optimized for Raspberry Pi deployment, TimeTracker provides persistent timers, comprehensive reporting, and a modern web interface.

Alternative to:
HarvestHarvest
Komodo

Komodo

🦎 a tool to build and deploy software on many servers 🦎

Alternative to:
DigitalOceanDigitalOcean
Wiki.js

Wiki.js

Wiki.js | A modern and powerful wiki app built on Node.js

Alternative to:
NotionNotion
Medusa

Medusa

The world's most flexible commerce platform.

Alternative to:
ShopifyShopify
Shopware

Shopware

Shopware 6 is an open commerce platform based on Symfony Framework and Vue and supported by a worldwide community and more than 3.100 community extensions

Alternative to:
ShopifyShopify