Compare
Fluent CI vs Mailcast
Fluent CI provides CI/CD pipelines, not email handling.
Side by side
- What it is
- Fluent CI:Fluent CI lets you write CI/CD pipelines in TypeScript instead of YAML.
- Mailcast:Mailcast forwards email sent to your domain to any address, webhook, or SMTP with advanced filtering and rewriting.
- Best for
- Fluent CI:TypeScript-based CI pipelines
- Mailcast:Domain email forwarding with webhook integration
- Who it’s for
- Fluent CI:Developers who prefer a real programming language for CI/CD pipelines.
- Mailcast:Startups, freelancers, small teams needing custom domain email forwarding.
- Pricing
- Fluent CI:Open source
- Mailcast:Freemium
- Plans
- Fluent CI:—
- Mailcast:Free $0 per month · Starter $5 per month · Essential $9 per month · Premium $19 per month · Personal $24 per year
- Open source
- Fluent CI:Yes, 122 GitHub stars
- Mailcast:—
- Works with
- Fluent CI:Deno, Gleam, Rescript, Rust, Bun, Cloudflare, Terraform, Android
- Mailcast:Gmail, Google Workspace, SMTP
- DevHunt upvotes
- Fluent CI:158
- Mailcast:0
- Launched on DevHunt
- Fluent CI:Jan 2024
- Mailcast:Dec 2025
Fluent CI features
- TypeScript pipelines. Define build, test, and deploy steps using TypeScript code.
- Self-hosted. Run Fluent CI locally or on any server you control.
- FluentCI Studio. Graphical UI to explore and edit pipelines across projects.
- Plugin SDK. Write custom CI plugins with IDE auto-completion and type checking.
- 170+ extensions. Ready-made pipelines for many languages and services.
- Dagger & Deno core. Built on Dagger for portable pipelines and Deno for secure execution.
- Registry of pre-built pipelines. Browse and reuse community pipelines for common stacks.
- CI provider integration. Develop locally then push pipelines to any CI provider.
Mailcast features
- Catch-all forwarding. Forward all incoming mail for a domain to a single address so nothing is missed.
- Pattern matching aliases. Create email aliases using regular-expression patterns.
- Multiple actions per alias. Send mail to several addresses, webhooks, or both from one alias.
- Conditional forwarding. Define rules that decide whether an action is taken for each email.
- Email rewriting. Modify subject lines or replace content before forwarding.
- Webhook output. Send email data as JSON, form data, or attachments to your API endpoints.
- SMTP sending. Send email from your alias addresses via SMTP.
- Logging & privacy. TLS-encrypted delivery, logs kept 7 days, only subject logged.
Based on each tool's website and DevHunt data. Details may change; check the official sites.

