All Open Source Apps
Every app scored on repo health, technical quality, and dependency risk — before you install anything.
Category
Sort:Health Score
EspoCRM
CRM · Ecommerce · Marketing
Open-source CRM platform with metadata-driven customization, field-level permissions, and a full REST API — deploy on your own infrastructure.
Cozy Stack
File Storage · Productivity
Self-hosted personal cloud platform that unifies your files, apps, and devices in one private space you fully control.
Mastodon
Social Media
Run your own federated social network on the open ActivityPub standard with no ads, no algorithms, and no corporate control over your community.
Nextcloud Server
Collaboration · File Storage
Your own private cloud: self-hosted file sync, collaboration, and communication with no vendor lock-in.
Kimai
Invoicing Finance · Project Management
Professional open-source time tracking with invoicing, multi-user support, SAML/LDAP auth, and a full REST API—self-host it or use the cloud.
Teleport
Authentication · Security
Zero-trust infrastructure access platform that replaces credentials and VPNs with short-lived certificates, SSO, and identity-aware proxies for SSH, Kubernetes, databases, RDP, and AI agents.
ToolJet
AI Agents · Low Code Platforms · No Code Platforms
Open-source AI-native platform to build and deploy internal tools, workflows, and AI agents with a visual drag-and-drop builder and 80+ data source integrations.
Coder
Code Editors · Developer Tools · Devops
Self-hosted cloud development environments and AI coding agents — defined in Terraform, connected via WireGuard, automatically shut down when idle.
FreeScout
Customer Support
Run your own help desk and shared inbox — a fully self-hosted, open-source alternative to Zendesk and Help Scout with no per-agent fees.
Pyroscope
Developer Tools · Devops · Monitoring
An open-source, horizontally scalable continuous profiling platform that pinpoints CPU, memory, and I/O bottlenecks down to the exact line of code, built by Grafana Labs alongside Loki, Tempo, and Mimir.
SillyTavern
AI Assistants
The power-user LLM frontend that unifies dozens of AI backends with a rich scripting engine, immersive Visual Novel mode, and a thriving extension ecosystem.
ZITADEL
Authentication
Open-source, API-first identity platform delivering multi-tenancy, Passkeys, OIDC, SAML, and SCIM without vendor lock-in.
Fleetbase
Logistics
Modular open-source logistics and supply chain operating system
Passbolt API
Password Manager · Security
Self-hosted, end-to-end encrypted password manager API built for teams who demand full ownership of their credentials.
Pixelfed
Social Media
A decentralized, self-hosted photo sharing platform built on ActivityPub for the open Fediverse.
Twake Drive
Collaboration · File Storage
Open-source, self-hosted file manager with collaborative drives, AI-powered summarization, and OnlyOffice document editing for teams who want full data sovereignty.
Unkey
Developer Tools
An open-source developer platform for API infrastructure — issue and verify API keys, enforce global rate limits, route traffic through a gateway, and get per-key analytics and audit logs.
Leantime
Collaboration · Productivity · Project Management
Project management built for ADHD, autism, and dyslexia — simple as Trello, powerful as Jira
Lago
Ecommerce · Invoicing Finance
Open-source metering, billing, and revenue infrastructure for product-led companies that need complete control over their pricing stack.
LearnHouse
CMS · Learning Management
Open-source LMS with AI tutoring, real-time collaboration boards, live code execution, and built-in course monetization — self-hosted in minutes.
Skyvern
AI Agents · Automation
Skyvern (YC S2023) automates browser-based workflows by pairing LLMs with computer vision, letting agents click, fill, and extract data on sites they've never seen, without brittle XPath selectors that break on every layout change.
Tracecat
AI Agents · Automation · Security
Open-source agentic security automation platform that runs AI agents and durable workflows at scale with sandboxed execution.
DocuSeal
Digital Signiture
Open source document signing platform with WYSIWYG PDF builder, multi-party workflows, REST API, and full self-hosting via Docker.
Fider
Customer Support · Product Management
Open-source feedback portal where customers submit, vote on, and track feature requests so product teams build what actually matters.