200 open source apps like Fast Flow, closest match first.
OpnForm
A versatile open-source form builder
Insomnia
The Collaborative API Development Platform
Ethora
Build branded chat apps with AI agents, group messaging, document exchange
Yaak
A modern API client offering local-only data storage, Git integration
NocoBase
Open-source no-code platform for creating tailored business applications
Alokai
A comprehensive Frontend as a Service solution
Formizee.
The Open Source Forms Platform
Keycheck
Check keyboard shortcuts of 100+ apps
MaxKB
Open-source AI solution combining RAG pipelines, workflow automation
ChatbotX
Open source agentic chat marketing platform you can self-host, white-label
BugPin
Embeds a lightweight widget into web apps
Coder
Enterprise AI Development Infrastructure & Governance
Flagsmith
Open Source Feature Flag Service
Dun
The simplest tool for small team collaboration & project management
Draftbit
Visually design and build mobile apps directly from your browser
Firecamp
DX first open-source API devtool
LogChimp
Collect, organize, and prioritize user feedback to build better products
Operational
Track critical events, receive instant notifications
Pipeshub
Self-hostable enterprise AI platform
Logto
Logto adds multi-tenancy, enterprise SSO, and RBAC to your SaaS or AI apps
Easy!Appointments
Self-hosted appointment scheduling solution
Directus
Data platform which wraps any database with an intuitive app
Nitric
Nitric automates cloud infrastructure provisioning from your application code
Relaticle
Open-source CRM with a built-in AI assistant, 37 MCP tools
Tyk API Management
API Management Platform & API Gateway
Formbricks
Build forms and receive & manage submission data in one platform
PostHog
Analytics with autocapture, session recordings, feature flags, heatmaps and more
Scoopika
Bring AI agents to your application in minutes
Fonoster
Build and deploy powerful voice and messaging applications
Leapp
Noovolari Leapp
CodeZero
Source-available automation platform with a visual flow editor
GrowthBook
Experimentation, Feature Flags & Product Analytics Platform
CRM
Open source CRM with AI agents
UnInbox
Streamline team communication with shared inboxes, unlimited email addresses
Gitfaster
A faster web client for GitHub
Clickvote
Seamlessly Integrate Like, Upvote, and Review Components into Your App
Mage AI
AI Data Engineering & Pipeline Automation
Medusa
Headless e-commerce platform
Gravitee
Full-lifecycle API management platform
MarsX.dev
MarsX is a dev tool that unites AI, NoCode, Code and MicroApps
Twenty
Self-hostable CRM built for technical teams who need a fully customizable
Hoppscotch
Lightweight, fast, and feature-rich API client for developers
Nhost
Postgres Backend to Build, Deploy & Scale
Espanso
A Privacy-first, Cross-platform Text Expander
Rowy
Extendable Airtable-like spreadsheet UI for databases
Builder.io
Drag and drop page building using your code components
easyy.click
Manage frequently used links and notes
Spacedrive
Your data. Your devices. Your AI employees
Mathesar
A self-hosted tool that provides an intuitive, spreadsheet-style interface
Palform
Build end-to-end encrypted forms
