# Outflare > Open-source GTM infrastructure for humans and agents. A self-hostable cold-email sequencer with bulk mailbox connection, scoped API tokens and a policy check on every send. Go engine, Postgres, OpenAPI 3.1 REST API, AGPL-3.0 core and Apache-2.0 SDK. Source: https://github.com/outflareai/outflare API contract: https://outflare.ai/openapi.yaml ## Docs - [Introduction](https://outflare.ai/docs/): What Outflare is, what works today, and how these docs are organised. - [Analytics for agents](https://outflare.ai/docs/agents/analytics/): How an agent asks Outflare how a website is doing, what changed and why, in one call, with the tool and dates for every number and the fix for anything missing. - [Agents and MCP](https://outflare.ai/docs/agents/mcp/): Connect Claude, Cursor or any MCP client to an Outflare workspace, held to a scoped API token and the send policy. - [Missions](https://outflare.ai/docs/agents/missions/): Give an agent a goal inside a project, with a brief, a mode, limits and approvals, and see every call it makes. - [API overview](https://outflare.ai/docs/api/): The Outflare REST API. Base URL, authentication, errors, discovery and the OpenAPI contract. - [Authentication](https://outflare.ai/docs/api/authentication/): Authenticate to the Outflare API with scoped API tokens or a session cookie. - [How it works](https://outflare.ai/docs/concepts/architecture/): The architecture of Outflare. One Go binary, Postgres as both database and job queue, and an OpenAPI contract every client shares. - [The policy check](https://outflare.ai/docs/concepts/policy-check/): How Outflare decides whether an email may be sent. One check, on every send, from every client. - [Agencies](https://outflare.ai/docs/guides/agencies/): Run outbound for many clients from one login and one agent, with a workspace per client, an agency team, agency-wide tokens and white label. - [Import leads](https://outflare.ai/docs/guides/import-leads/): Lead CSV import, deduplication, custom fields, lists and the suppression list. - [Import mailboxes](https://outflare.ai/docs/guides/import-mailboxes/): Bulk-connect reseller inboxes on Google Workspace, Microsoft 365 or any SMTP and IMAP provider from a CSV file. - [Reply inbox](https://outflare.ai/docs/guides/inbox/): One inbox for replies across every connected mailbox, with stop on reply, opt-outs and bounce reports handled for you. - [Plan domains and mailboxes](https://outflare.ai/docs/guides/infrastructure/): Turn "10 domains and 30 mailboxes by the 14th" into one plan you approve once, then follow every mailbox through warm-up, rest and retirement. - [Lead lists](https://outflare.ai/docs/guides/lead-lists/): Build lead lists from your own Apollo or People Data Labs account, find emails through a waterfall of providers with a cache and credit caps, score fit against the project's ideal customer, and refresh on a schedule. - [Mailbox allocation](https://outflare.ai/docs/guides/mailbox-allocation/): How Outflare decides which mailboxes send for which sequence, keeps follow-ups on their mailbox, and explains every change. - [Mailbox health](https://outflare.ai/docs/guides/mailbox-health/): Every mailbox graded from every signal, with each problem explained and how to fix it, and automatic pausing on bounce spikes. - [Outcomes and cost per meeting](https://outflare.ai/docs/guides/outcomes/): See the meetings and deals your outreach produced, what it cost, and the cost of each meeting by project and sequence. Costs are recorded, never billed. - [Projects](https://outflare.ai/docs/guides/projects/): Group one go-to-market motion's brief, domains, mailboxes, lead lists and sequences, with one pause switch, one daily limit and agent tokens that stay inside it. - [Reports](https://outflare.ai/docs/guides/reports/): What was sent and what happened to it, by day, week, sequence, step, mailbox or sending domain. - [Sending domains](https://outflare.ai/docs/guides/sending-domains/): Every domain you send from, its DNS and blocklist health with the exact fix, how it is sending, and settings that apply to all its mailboxes. - [Sending servers](https://outflare.ai/docs/guides/sending-servers/): Mailboxes from cold-email SMTP vendors or your own mail server, grouped by the server and IPs they share, with IP blocklist checks, automatic pausing and a shared daily limit. - [Sequences and sending](https://outflare.ai/docs/guides/sequences/): Multi-step sequences that send from the mailboxes allocated to them, with the policy check on every email. - [Switch from Instantly or Smartlead](https://outflare.ai/docs/guides/switch-from-instantly-smartlead/): Bring campaigns, leads, suppressions and sending accounts over from Instantly or Smartlead without emailing anyone twice. - [Unsubscribe and tracking domains](https://outflare.ai/docs/guides/tracking-domains/): Optional. Use your own domain for unsubscribe and click links, track link clicks per sequence, and control the unsubscribe header. - [Warm up mailboxes](https://outflare.ai/docs/guides/warmup/): Build each mailbox's sending reputation before it sends cold email, and see how much of your mail reaches the inbox. - [Workspaces and access](https://outflare.ai/docs/guides/workspaces-and-access/): Workspaces, members, roles, invites, API tokens and the audit log. - [Website analytics](https://outflare.ai/docs/integrations/analytics/): Read Google Analytics, Search Console, Bing Webmaster Tools, PostHog, Plausible and more through the same five reports, in the app, over the API and from an agent. - [Calendars and HubSpot](https://outflare.ai/docs/integrations/calendars-and-hubspot/): Connect Google Calendar, Outlook, Calendly, Cal.com and HubSpot so meetings and deals from outreach are counted. - [Cheap Inboxes](https://outflare.ai/docs/integrations/cheap-inboxes/): Import every mailbox in your Cheap Inboxes account by API key, and keep them in step, without exporting a CSV. - [Connectors](https://outflare.ai/docs/integrations/connectors/): How Outflare connects to verification services, mailbox suppliers, other sequencers, CRMs, calendars, website analytics, SEO tools and DNS, with an API key or an OAuth sign-in, for people and agents alike. - [Email verification](https://outflare.ai/docs/integrations/email-verification/): Every lead is checked before its first email, with free built-in checks or the verification service you connect. - [Google Workspace and Microsoft 365](https://outflare.ai/docs/integrations/google-and-microsoft/): Connect Google Workspace and Microsoft 365 mailboxes with app passwords, or without passwords through OAuth and admin-level authorisation. - [SEO](https://outflare.ai/docs/integrations/seo/): Read domain rating, backlinks, keyword rankings, competitors and site audit from DataForSEO or Ahrefs, within a monthly budget, in the app, over the API and from an agent. - [Contributing](https://outflare.ai/docs/project/contributing/): How to contribute to Outflare. Issues, pull requests, the CLA, and the conventions the codebase follows. - [FAQ](https://outflare.ai/docs/project/faq/): Common questions about Outflare. - [Open source and licensing](https://outflare.ai/docs/project/license/): Why Outflare is open source, and what the AGPL-3.0 core and Apache-2.0 SDKs mean for you. - [Status and roadmap](https://outflare.ai/docs/project/roadmap/): What Outflare can do today and what ships next. v1 is a self-hostable cold-email sequencer. - [Security](https://outflare.ai/docs/project/security/): How to report a vulnerability in Outflare, and how the project protects credentials and data. - [Quickstart](https://outflare.ai/docs/quickstart/): Run Outflare with Docker Compose, create your workspace, import mailboxes and make your first API call. - [TypeScript SDK](https://outflare.ai/docs/sdk/typescript/): Use the Apache-2.0 TypeScript SDK, generated from the OpenAPI contract, to call Outflare from Node, Deno, Bun or the browser. - [Configuration reference](https://outflare.ai/docs/self-hosting/configuration/): Every environment variable the Outflare engine reads. - [Run from source](https://outflare.ai/docs/self-hosting/development/): Build and run the Outflare engine and web app from source for development. - [Self-hosting with Docker Compose](https://outflare.ai/docs/self-hosting/docker-compose/): Run Outflare in production on your own server. Requirements, settings, HTTPS, backups and upgrades. - [Usage stats and update checks](https://outflare.ai/docs/self-hosting/telemetry/): What the anonymous daily report from a self-hosted server contains, why we ask, and how to turn it off. - [Endpoint reference](https://outflare.ai/docs/api/reference/): Every API endpoint, generated from the OpenAPI contract.