Midday – Open Source Invoicing, Time Tracking, File Reconciliation, Storage, etc
Midday is an open-source, all-in-one business assistant for freelancers, combining time tracking, invoicing, file reconciliation, storage, and financial overview with an AI-powered assistant.
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Key points
- Open-source tool integrating multiple business functions for freelancers and solo entrepreneurs.
- Features include time tracking, invoicing, secure file vault, automated receipt matching, and AI insights.
- Built with TypeScript, Next.js, Supabase, and other modern technologies; licensed under AGPL-3.0 for non-commercial use.
- Actively developed with over 14,000 GitHub stars and a growing community.
Why it matters
This matters because open-source tool integrating multiple business functions for freelancers and solo entrepreneurs.
Technical impact
May affect model selection, inference cost, product capability, and evaluation benchmarks.
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Your AI-Powered Business Assistant
Website · Issues
About Midday
Midday is an all-in-one tool designed to help freelancers, contractors, consultants, and solo entrepreneurs manage their business operations more efficiently. It integrates various functions typically scattered across multiple platforms into a single, cohesive system.
Features
Time Tracking: Allows for live time tracking of projects to boost productivity and collaboration, providing insightful project overviews.
Invoicing: An upcoming feature that will enable users to create web-based invoices, collaborate in real-time, and synchronize projects seamlessly.
Magic Inbox: Automatically matches incoming invoices or receipts to the correct transactions, simplifying financial tracking and organization.
Vault: Secure storage for important files like contracts and agreements, keeping everything in one place for easy access.
Seamless Export: Facilitates easy export of financial data, packaged neatly in CSV files for accountants.
Assistant: Provides tailored insights into financial situations, helping users understand spending patterns, cut costs, and find documents.
Get started
We are working on the documentation to get started with Midday for local development: https://docs.midday.ai
App Architecture
Monorepo
Bun
React
TypeScript
Nextjs
Supabase
Shadcn
Tauri
Expo
TailwindCSS
Hosting
Supabase (database, storage, realtime, auth)
Railway (API, Worker, Dashboard)
Vercel (Website)
Cloudflare (Engine, CDN/Proxy)
Services
Trigger.dev (background jobs)
Resend (Transactional & Marketing)
Github Actions (CI/CD)
GoCardLess (Bank connection EU)
Plaid (Bank connection in Canada and US)
Teller (Bank connection in the US)
OpenPanel (Events and Analytics)
Polar (Payment processing)
Typesense (Search)
Gemini
OpenAI
Repo Activity
License
This project is licensed under the AGPL-3.0 for non-commercial use.
Commercial Use
For commercial use or deployments requiring a setup fee, please contact us for a commercial license at [email protected].
By using this software, you agree to the terms of the license.
About
Invoicing, Time tracking, File reconciliation, Storage, Financial Overview & your own Assistant made for Freelancers
midday.ai
Topics
finance
typescript
nextjs
tailwind
supabase
Resources
Readme
License
AGPL-3.0 license
Security policy
Security policy
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Activity
Custom properties
Stars
14.4k stars
Watchers
70 watching
Forks
1.6k forks
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Releases 10
Midday v0.5.0
Latest
Feb 15, 2026
+ 9 releases
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Contributors
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Languages
TypeScript 96.3%
MDX 3.1%
Rust 0.3%
CSS 0.2%
Dockerfile 0.1%
HTML 0.0%