Skip to content
THE OPEN ALTERNATIVE
Esc
navigateopen⌘Jpreview

Top Open Source Projects using Mintlify

A curated collection of the 11 best free and open-source projects built using Mintlify. Discover popular repositories, architecture patterns, and trending software in 2026.

11 projects indexedExplore all tech stacks →
HelixDB

HelixDB

Apache-2.0
5,858

Rust-built native graph-vector database combining vector similarity search and graph traversals. 10x faster development with unified architecture, sub-1ms queries.

HelixDB
RustPythonTypescriptGo+14
useSend

useSend

AGPL-3.0
4,641

Open source email platform for transactional and marketing emails. Self-host or use cloud service with transparent pricing - pay only for emails sent.

useSend
TypescriptMDXPythonCSS+28
Autumn

Autumn

Apache-2.0
2,651

Simplify Stripe integration for AI startups with 3 functions, 0 webhooks. Build pricing plans in 30 minutes with usage tracking, credits, and feature controls.

Autumn
TypescriptPythonMDXLua+28
Typebot

Typebot

NOASSERTION
10,291

Design, build, and deploy interactive chatbots with a visual editor. Integrate easily and collect data effortlessly.

Typebot
TypescriptMDXCSSPHP+29
Polar

Polar

Apache-2.0
10,213

Comprehensive payment solution with built-in tax handling, automated benefits, and seamless integrations for digital product and SaaS businesses.

Polar
PythonTypescriptMDXHCL+30
Permify

Permify

AGPL-3.0
5,940

Open-source authorization service for implementing fine-grained access controls. Centralized, scalable solution supporting RBAC, ABAC and ReBAC with Google Zanzibar-inspired architecture.

Permify
GoJavaScriptLessShell+19
Kan

Kan

AGPL-3.0
5,511

Free kanban project management with unlimited boards, lists, and cards. Import Trello boards, collaborate with teams, and self-host for complete control.

Kan
TypescriptMDXJavaScriptPLpgSQL+31
Helicone

Helicone

Apache-2.0
6,106

Open-source platform for logging, monitoring, and debugging LLM applications. Route, debug, and analyze AI apps with comprehensive observability tools.

Helicone
TypescriptMDXPythonPLpgSQL+28
Formizee

Formizee

Apache-2.0
183

Formizee is an open-source platform for designing, building, and analyzing forms, offering an affordable all-in-one solution

Formizee
MDXTypescriptCSSCap'n Proto+21
Cube

Cube

NOASSERTION
20,716

Cube is a universal semantic layer that connects data sources to analytics tools, providing consistent definitions and fast queries.

Cube
RustTypescriptMDXJavaScript+24
Continue

Continue

Apache-2.0
35,644

Runs source-controlled AI checks on every pull request, enforcing your engineering standards as native GitHub status checks with suggested fixes.

Continue
TypescriptJavaScriptKotlinPython+39