head to head · open source
Midday vs Invio
Midday has 15,014 GitHub stars, 1,876 forks, 17 open issues and last shipped 3 months ago. Invio has 1,183 stars, 140 forks, 17 open issues and last shipped 11 days ago. Midday leads on adoption by 1,169% (15,014 vs 1,183 stars). Midday is written in TypeScript under AGPL-3.0; Invio is written in TypeScript under Unlicense. Midday has attracted 12% as many forks as stars, Invio 12%. Invio 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 | Invio | |
|---|---|---|
| GitHub stars | ★ 15K | ★ 1.2K |
| License | AGPL-3.0 | Unlicense |
| Written in | TypeScript | TypeScript |
| Last push | 2026-06-13 | 2026-09-07 |
| Forks | ⑂ 1.9K | ⑂ 140 |
| 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 Invio if
- You want the Invio feature set and don't need the biggest community
- You prefer the Unlicense license terms
- Your stack matches TypeScript
- You evaluated both and Invio fits your workflow better
About Midday
Midday is an open source business finance and operations tool for freelancers, contractors, consultants, and solo entrepreneurs. It is built in the TypeScript and Next.js ecosystem, with Supabase and TailwindCSS in its stack, and it aims to gather invoicing, time tracking, file reconciliation, storage, financial overview, and an assistant into one system.
read the full Midday overview →
About Invio
Invio is a free, self hosted, open source invoicing application written in TypeScript that lets a user create an invoice, share a secure link, and get paid without requiring the client to create an account.
read the full Invio overview →
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Frequently asked questions
Is Midday or Invio more popular?
Midday has 15,014 GitHub stars and Invio has 1,183. Midday has the larger community by that measure.
Are Midday and Invio free?
Both are open source. Midday is licensed under AGPL-3.0 and Invio under Unlicense. Neither carries a licence fee.
What is the difference between Midday and Invio?
Midday is written in TypeScript and Invio 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 Invio?
Choose Midday if you want the larger community (15,014 stars) or its AGPL-3.0 licence terms. Choose Invio if its feature set, stack or Unlicense licence fits better. Both are self-hostable.