Best Self Hosted Alternatives to Buffer

Postiz is a self-hosted social media management platform for planning, drafting, scheduling, and publishing content to multiple social networks from a single dashboard. It focuses on an “all-in-one” workflow: content creation (including AI-assisted writing), approvals/collaboration, scheduling/queues, and post performance tracking.

Key Features

• Multi-platform publishing and scheduling from one calendar/queue
• Drafting tools for creating and editing posts before publishing
• Team collaboration features (workspaces/roles/approvals) for content workflows
• Analytics and performance insights for published content
• Media management for handling assets used in posts
• Integrations for connecting supported social providers via their APIs
• Docker-based deployment for easy self-hosting and upgrades

Use Cases

• Schedule and manage a brand’s posts across several social channels
• Run an editorial calendar with drafts, approvals, and publishing responsibilities
• Track post performance to refine content strategy over time

Postiz is a strong fit for teams or individuals who want an owned, self-hosted alternative to SaaS social media schedulers while retaining modern publishing workflows. Its feature set is centered on planning and distribution with analytics, making it suitable for ongoing content operations.

listmonk is a self-hosted mailing list manager and newsletter platform designed for high performance and simple operations. It provides a web UI and APIs to manage subscribers, lists, and campaigns, backed by PostgreSQL for scalable storage and querying.

Key Features

• Subscriber management with custom attributes/fields and import/export (e.g., CSV)
• List and segment-based targeting using PostgreSQL queries for flexible filtering
• Campaign creation with HTML templates, previews, and personalization variables
• Transactional email and newsletter sending via SMTP and third-party email gateways
• Bounce handling and basic list hygiene workflows (depending on mail setup)
• Built-in admin web UI plus REST-style APIs for automation and integrations
• Metrics/reporting for campaigns (opens/clicks) via tracking mechanisms

Use Cases

• Send periodic newsletters to product users, communities, or customers
• Run segmented email campaigns (e.g., onboarding, announcements) from internal data
• Operate a privacy-controlled mailing system for organizations that can’t use SaaS

Limitations and Considerations

• Deliverability, bounce processing, and reputation management depend heavily on your SMTP/provider configuration
• Email template building is developer-oriented compared to drag-and-drop marketing suites

listmonk is a solid fit for teams that want a fast, PostgreSQL-driven newsletter system with a clean UI and automatable APIs. It focuses on dependable list and campaign operations rather than heavyweight marketing-automation features.

Mautic is a self-hosted marketing automation platform for creating, delivering, and measuring multi-channel campaigns across email and other customer touchpoints. It combines contact management, segmentation, and campaign orchestration to help teams run personalized journeys and track engagement over time.

Key Features

• Visual Campaign Builder to design automated customer journeys with decisions/actions
• Email marketing with template/asset management, scheduling, and performance reporting
• Segmentation and dynamic contact lists based on behavior and attributes
• Forms and Landing Pages for lead capture (including progressive profiling)
• Lead scoring and lead nurturing tools to qualify and route contacts
• Multi-channel messaging support via plugins/integrations (e.g., SMS, webhooks)
• REST API and webhooks for integrations with CRMs, e-commerce, and data pipelines
• Role-based access control and multi-user administration

Use Cases

• Automate onboarding/drip sequences for product trials and SaaS signups
• Run segmented newsletters and targeted lifecycle campaigns based on behavior
• Capture leads via forms/landing pages and sync them to a CRM for sales follow-up

Limitations and Considerations

• Some channels/connectors are provided via plugins and may require additional configuration/maintenance
• Deliverability depends heavily on correct SMTP setup, DNS (SPF/DKIM/DMARC), and reputation management

Mautic is well-suited for teams that need full control over marketing automation infrastructure while keeping strong campaign capabilities. Its combination of segmentation, journey automation, and integration options makes it a flexible alternative to many hosted marketing automation suites.

Mixpost is a self-hosted social media management platform for creating, scheduling, and publishing posts across multiple social networks from a single dashboard. It focuses on a clean content workflow (draft → review → schedule → publish), a calendar-centric UI, and team collaboration for organizations managing multiple brands and accounts.

Key Features

• Multi-account and multi-platform publishing (connect and manage multiple social profiles)
• Post composer with media attachments and drafting workflow
• Scheduling with calendar view and queue-based publishing
• Team collaboration features (roles/permissions and approval/review flows)
• Analytics/insights to track post/account performance (platform-dependent)
• Content organization and reusable assets for faster publishing
• Integrations via platform APIs and extensible architecture (Laravel-based)

Use Cases

• Schedule and manage posts for a small business across several social channels
• Run an agency workflow with drafts, approvals, and separate client workspaces
• Maintain a consistent publishing cadence using queues and calendar planning

Limitations and Considerations

• Social network capabilities (e.g., analytics depth, posting types) depend on each platform’s API limits and permissions.

Mixpost is suited for teams that need a unified social publishing workflow while keeping data and credentials under their own control. It offers the core capabilities expected from mainstream social schedulers, with an emphasis on structured collaboration and calendar-driven planning.