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mailfab
Fast, disposable temporary email with OpenAPI
Mailfab is a fast, privacy-first temporary email service. Generate disposable inboxes instantly with no signup needed, receive and share messages securely, and manage everything through a clean developer-friendly dashboard. Comes with a full OpenAPI for automation and testing workflows.
About mailfab on Product Hunt
“Fast, disposable temporary email with OpenAPI”
mailfab was submitted on Product Hunt and earned 0 upvotes and 1 comments, placing #102 on the daily leaderboard. Mailfab is a fast, privacy-first temporary email service. Generate disposable inboxes instantly with no signup needed, receive and share messages securely, and manage everything through a clean developer-friendly dashboard. Comes with a full OpenAPI for automation and testing workflows.
On the analytics side, mailfab competes within Email and Privacy — topics that collectively have 47.8k followers on Product Hunt. The dashboard above tracks how mailfab performed against the three products that launched closest to it on the same day.
Who hunted mailfab?
mailfab was hunted by jianyin tang. A “hunter” on Product Hunt is the community member who submits a product to the platform — uploading the images, the link, and tagging the makers behind it. Hunters typically write the first comment explaining why a product is worth attention, and their followers are notified the moment they post. Around 79% of featured launches on Product Hunt are self-hunted by their makers, but a well-known hunter still acts as a signal of quality to the rest of the community. See the full all-time top hunters leaderboard to discover who is shaping the Product Hunt ecosystem.
For a complete overview of mailfab including community comment highlights and product details, visit the product overview.


Hi Product Hunt 👋
I built mailfab because I wanted a temporary email service that felt fast, modern, and developer-friendly — with a clean UI and full API access from day one.
**What makes mailfab different:**
🕐 **Instant guest inbox** — No signup. Hit the page, pass Turnstile, get a working email address in one click. The inbox auto-refreshes and you see messages
in real time.
🔀 **Multi-domain random assignment** — Each new inbox picks one at random to avoid domain-level rate limiting.
🔗 **Message sharing** — Share any email or individual message with a public link. The recipient sees a clean, read-only view — no account needed.
📡 **Full OpenAPI** — Every action (create mailbox, list messages, fetch content) is available via REST API with API Key auth. Designed for automation testing,
CI pipelines, and signup flow verification.
🌐 **5 languages** — English, 简体中文, 繁體中文, 日本語, 한국어.
🔒 **Privacy-first** — No real email required. Guest inboxes work in a browser-private session. Messages auto-expire.
⚡ **Cloudflare-native** — Workers + D1 + KV. Low-latency email delivery via global edge deployment.
Thanks for checking it out! 🙏