head to head · open source
Midday vs Expensify
Midday has 15,113 GitHub stars, 1,898 forks, 17 open issues and last shipped 5 months ago. Expensify has 5,087 stars, 4,093 forks, 2,252 open issues and last shipped yesterday. Midday leads on adoption by 197% (15,113 vs 5,087 stars). Midday is written in TypeScript under AGPL-3.0; Expensify is written in TypeScript under MIT. Midday has attracted 13% as many forks as stars, Expensify 80%. Expensify was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Midday | Expensify | |
|---|---|---|
| GitHub stars | ★ 15K | ★ 5.1K |
| License | AGPL-3.0 | MIT |
| Written in | TypeScript | TypeScript |
| Last push | 2026-06-13 | 2026-11-02 |
| Forks | ⑂ 1.9K | ⑂ 4.1K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Midday if
- You weight community size — 15K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick Expensify if
- You want the Expensify feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and Expensify fits your workflow better
About Midday
Midday 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…
read the full Midday overview →
About Expensify
New Expensify Table of Contents Local Development Platform Specific Setup Testing on browsers in simulators and emulators Running The Tests Additional Reading Application Philosophy API Details Contributing to Expensify Expensify Code of Conduct Contributor License Agreement React StrictMode Left Hand Navigation(LHN) HybridApp additional info & troubleshooting Local development These instructions should get you set up ready to work on New Expensify 🙌 Getting Started 1. Install nvm then node & npm : brew install nvm && nvm install 2. Install watchman : brew install watchman 3. Install dependencies: npm install…
read the full Expensify overview →
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Frequently asked questions
Is Midday or Expensify more popular?
Midday has 15,113 GitHub stars and Expensify has 5,087. Midday has the larger community by that measure.
Are Midday and Expensify free?
Both are open source. Midday is licensed under AGPL-3.0 and Expensify under MIT. Neither carries a licence fee.
What is the difference between Midday and Expensify?
Midday is written in TypeScript and Expensify in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Midday or Expensify?
Choose Midday if you want the larger community (15,113 stars) or its AGPL-3.0 licence terms. Choose Expensify if its feature set, stack or MIT licence fits better. Both are self-hostable.