replacing Buffer
Open Source Buffer Alternatives
Social media scheduling — Buffer pricing: Free / $6-120/month. Below: 2 free,
self-hostable open source projects that cover the same ground, ranked by real GitHub adoption.
There are 2 open source Buffer alternatives tracked on this registry, against Buffer pricing of Free / $6-120/month. The most-adopted is postiz with 36,014 GitHub stars under AGPL-3.0, written in TypeScript. Together the set has 39,732 stars across 2 languages and 2 licences. All 2 are free to self-host with no licence fee, and 1 of 2 received a commit in the last 90 days. 2 head-to-head Buffer comparisons are available.
Buffer's free plan allows 3 channels and 10 scheduled posts per channel. Team plan at $120/month for 25 channels.
Our top 2 Buffer alternatives
Postiz is an open-source social media scheduling tool built as a self-hosted alternative to commercial platforms like Buffer and Hootsuite. It enables users to schedule, manage, and analyze posts across multiple social networks—including X (Twitter), Bluesky, Mastodon, and Discord—while supporting AI-assisted content creation and team collaboration. The project lives in the Next.js and NestJS ecosystem, using a monorepo structure with TypeScript, Prisma (defaulting to PostgreSQL), and Temporal for background workflows.
AGPL-3.0 · TypeScript · Buffer vs postiz →
Mixpost is a self-hosted social media management platform built on Laravel and PHP, with a Vue frontend. It is distributed as an open-source package under the MIT license, installable via Composer from Packagist as `inovector/mixpost`, and it lives in the PHP/Laravel ecosystem. The project positions itself as an open alternative to Buffer and Hootsuite, offering scheduling, publishing, and management of social media content on infrastructure the operator controls.
MIT · Vue · Buffer vs Mixpost →
last updated nightly · ranking method: github stars, live-tracked
Frequently asked questions
What is the best open source alternative to Buffer?
postiz is the most-starred open source alternative to Buffer in this registry, with 36,014 GitHub stars. 2 alternatives are compared here in total.
Are there free alternatives to Buffer?
Yes. Every project listed on this page is open source and free to self-host — there is no licence fee. Some projects also sell a managed hosted version, but the self-hosted path costs nothing.
What should I look at when replacing Buffer?
Compare licence terms, community size (stars), primary language and release activity. A fast-moving project with a compatible licence and an active maintainer base matters more than raw star count when you are committing to a migration.