About MIME Types
MIME Types is a local-first reference utility on DevTooKit for everyday mime tasks. Searchable database of file extensions and MIME types. DevTooKit keeps mime work on-device and installable as a PWA for offline use. Pair it with neighboring tools instead of hopping across random websites.
What stays local: Lookups and values you reference.
What you can do with MIME Types
- Free online mime types — no account required
- Searchable database of file extensions and MIME types
- Runs locally in your browser (nothing uploaded for processing)
- Works offline after installing the DevTooKit PWA
How to use MIME Types
- Open MIME Types. Go to the free MIME Types page on DevTooKit.
- Enter your input. Paste or type your mime data — it stays in this browser tab.
- Run the tool. Use MIME Types to get results instantly with no server round-trip for processing.
- Copy and continue. Copy the output into your editor, PR, or API client as needed.
Privacy
What stays local: Lookups and values you reference. DevTooKit is local-first — no signup wall, no server-side processing for this tool, and no watermark on results.
Related tools
FAQ — MIME Types
Privacy, offline use, and how this free online tool works.
Does MIME Types upload my data to a server?
No. MIME Types runs in your browser. Your input stays on this device and is not sent to DevTooKit for processing.
Is MIME Types free?
Yes — free, with no account and no paywall to use the core mime workflow.
Why use MIME Types on DevTooKit?
Processing stays local. Fast, free, and grouped with related Reference tools — without sending your data to a third-party server.
Can I use MIME Types offline?
Yes after the first visit. Install DevTooKit as a PWA and this tool keeps working without a network connection.