Free Tools

Communication · Communication Platforms

Mastodon

★ 7.4 / 10

Federated microblogging server.

Artificial Intelligence · AI Applications

LocalAI

★ 7.4 / 10

Run your AI models locally and generate images and audio (alternative to OpenAI and Claude).

Productivity · Productivity Tools

Cal.diy

★ 7.4 / 10

Online appointment scheduling system.

Communication · Communication Platforms

Discourse

★ 7.4 / 10

Advanced forum / community solution based on Ruby and JS.

Development · Developer Tools

Gogs

★ 7.4 / 10

Painless self-hosted Git Service written in Go.

Browsers and Internet · Internet Tools

RSSHub

★ 7.4 / 10

Easy to use, and extensible RSS feed aggregator capable of generating RSS feeds from pretty much everything ranging from social media to university departments.

Cloud and Storage · Storage and Sync

Paperless-ngx

★ 7.6 / 10

Scan, index, and archive all of your paper documents with an improved interface (fork of Paperless).

Web and Hosting · Web Platforms

Payload CMS

★ 7.4 / 10

Developer-first headless CMS and application framework.

Finance and Business · Business Tools

HyperSwitch

★ 7.4 / 10

Payment switch to make payments fast, reliable and affordable. Connect with multiple payment processors and route traffic effortlessly, all with a single API integration.

Development · Developer Tools

Kong

★ 7.4 / 10

Microservice API Gateway and Platform.

Cloud and Storage · Storage and Sync

Puter

★ 7.6 / 10

Web-based operating system designed to be feature-rich, exceptionally fast, and highly extensible.

Artificial Intelligence · AI Applications

LibreChat

★ 7.4 / 10

Enhanced ChatGPT-compatible AI chat interface supporting multiple AI providers, with multi-user auth, message search, and plugin support.

Office and Documents · Documents and Knowledge

Outline

★ 7.4 / 10

Extensible wiki for your team.

Web and Hosting · Self-Hosted Applications

Reactive Resume

★ 7.4 / 10

One-of-a-kind resume builder that keeps your privacy in mind. Completely secure, customizable, portable, open-source and free forever.

Development · Developer Tools

Halo

★ 7.4 / 10

A powerful and easy-to-use website building tool (documentation in Chinese).

Data and Analytics · Data Tools

MindsDB

★ 7.4 / 10

AI layer for existing databases that allows you to effortlessly develop, train and deploy state-of-the-art machine learning models using standard queries.

Communication · Communication Platforms

Novu

★ 7.4 / 10

Notification infrastructure for developers.

Development · Developer Tools

ToolJet

★ 7.4 / 10

Low-code framework to build & deploy internal tools with minimal engineering effort (alternative to Retool and Mendix).

Web and Hosting · Web Platforms

CasaOS

★ 7.4 / 10

Simple, easy-to-use, elegant Home Cloud system.

Data and Analytics · Data Tools

PostHog

★ 7.6 / 10

Product analytics, session recording, feature flagging and a/b testing that you can self-host (alternative to Mixpanel, Amplitude, Heap, HotJar, Optimizely).

Artificial Intelligence · AI Applications

Khoj

★ 7.4 / 10

Your AI second brain. Get answers from the web or your docs. Build custom agents, schedule automations, do deep research. Turn any online or local LLM into your personal, autonomous AI.

Cybersecurity · Security and Network Tools

AdGuard Home

★ 7.4 / 10

User-friendly ads & trackers blocking DNS server.

Communication · Communication Platforms

Chatwoot

★ 7.4 / 10

Customer communication platform (alternative to Intercom and Zendesk).

Cloud and Storage · Storage and Sync

filebrowser

★ 7.4 / 10

Web File Browser with a Material Design web interface.