Plankton

What Plankton does

Plankton (legal entity: Plankton Social UG (haftungsbeschränkt)) is a Berlin-based, privately held software company founded in 2019 that operates a decentralized content-sharing network for independent bloggers and small publishers. The company's core product, the Plankton Social Teaser, is a WordPress plugin (also installable via the official WordPress Plugin Directory as of June 2025) and an RSS-based code snippet that distributes text-based previews of each participant's most recent blog post across other participating websites. A central server routes these teasers between sites, while publishers manage their presence through a self-serve dashboard at profile.plankton.social, controlling teaser design, whitelist/blacklist preferences, and viewing impression and click statistics. The product is explicitly ad-free, cookie-free, and algorithm-free, positioning Plankton as a cooperative alternative to algorithmic social platforms and targeting independent natural-person publishers—corporate websites are excluded from the service.

The business model is freemium with multiple revenue streams. Plankton Free is a permanently free tier offering basic teaser sharing and blacklist controls. Plankton+ is a paid subscription at €7.90/month (incl. 19% VAT) that unlocks whitelist controls, full teaser customization, multiple simultaneous teasers, favorites, and complete statistics. Plankton also accepts voluntary supporter contributions (€5, €15, and €30 monthly tiers plus one-time payments) processed via Stripe. The company is operated by a decentralized core team of approximately five people—Gerd Stodiek (Managing Director/founder), Benjamin Birkner (co-founder, business development), Alexander (CTO), Leon (first coder), and Jan (second coder/IT infrastructure)—supplemented by working students, freelancers, and advisors. No external venture capital or private equity rounds are disclosed beyond a single early business angel (Marco) in 2021.

Operationally, Plankton has progressed through Alpha (2022), Beta (2023), and Release Candidate (2024) phases, added RSS support in September 2025, secured placement in the WordPress Plugin Directory in June 2025, and received recognition as "Gamechanger des Monats" from StartingUp magazine in 2025. Distribution is entirely self-serve through the WordPress Plugin Directory, the profile.plankton.social SaaS platform, and Stripe-powered payments; marketing relies on community-led growth, a WordPress community developer-relations motion, an email newsletter (MailPoet), a LinkedIn presence, and earned media in the German startup ecosystem. A partnership with HTW Berlin supports two internationalization projects aimed at expanding beyond DACH markets.

Name

Plankton

Legal name

Plankton Social UG (haftungsbeschränkt)

Website

https://plankton.social

Company type

Private

Founded year

2019

Operating status

Operating

Headcount range

1–10 employees

Short description

Plankton operates a decentralized, ad-free content-sharing network that distributes text-based blog post teasers across independent publisher websites via a WordPress plugin and RSS integration, targeting individual bloggers and micro-publishers seeking reader acquisition outside algorithmic social platforms.

Ownership category

akta.pro rank

Product category

Content Sharing Network

NAICS

Web Search Portals and All Other Information Services (519290), Web Search Portals and All Other Information Services (51929), Software Publishers (513210)

akta.pro primary industry

Content Aggregation, Curation & RSS Platforms (BPAMAJAI)

akta.pro secondary industries

News & Content Aggregation Portals (BPAMAAAI), Online Article & Blog Publishing Platforms (MPAJAMAF)

Keywords

• Content sharing network
• Blog teaser platform
• Independent publisher tools
• WordPress teaser plugin
• Reciprocal reader sharing

Headquarters

HQ city

Berlin

HQ country

Germany

HQ region

Europe

Offices1 record

Markets served

GTM type

B2C

Offering type

Software

Cost components

Personnel, Technology or R&D, Infrastructure, Marketing or Sales, Operations

Revenue model

1. Plankton Free (Freemium): A permanently free tier available to all independent publishers with their own blog/website. Users get basic teaser sharing functionality with their most recent post displayed in the network and a blacklist for controlling which teasers appear on their site.
2. Plankton+ (Paid Subscription): A premium paid tier costing €7.90/month (incl. 19% VAT). Billed monthly with automatic renewal. Provides access to all features: whitelist for selecting preferred blogs/categories, full teaser customization, multiple simultaneous teasers, teaser favorites, and full statistics. Subscription auto-renews unless cancelled; cancellation available anytime via the Plan section on profile pages. Refunds only where legally required.
3. Voluntary Supporter Contributions: Plankton accepts voluntary financial contributions from supporters via one-time or recurring payments (e.g., €5/month, €10 one-time). These support server costs, software, and product development. The platform is described as 'free and open source' with the mission to remain ad-free.

Pricing tiers

Go-to-market motion3 records

Distribution channels4 records

Marketing channels6 records

Core offering

Plankton operates a SaaS platform that generates text-based teaser previews of blog posts and distributes them across a network of participating independent publisher websites. Publishers connect via a WordPress plugin (Plankton Social Teaser) or an RSS code snippet, and the platform delivers reciprocal teaser sharing between sites so participants gain new readers without paying for advertising or relying on algorithmic social platforms.

Product overview

Plankton operates as a decentralized content-sharing network for independent bloggers and publishers. The core offering consists of the Plankton Social Teaser—a WordPress widget/plugin and RSS-based integration mechanism that displays content previews across participating websites. Users manage their presence through a central User Dashboard (profile.plankton.social) where they control teaser appearance, post selection, and network preferences. The platform offers two tiers: Plankton Free (limited to blocklist and single post sharing) and Plankton+ (€7.90/month with full whitelist/blacklist controls, multiple simultaneous teasers, and advanced analytics). The network is ad-free and algorithm-free, relying on reciprocity—sites share others' teasers in exchange for their own teasers appearing on partner sites.

Differentiator

Problem solved

Functional benefit

Brands

• Plankton Free: Free tier of Plankton service allowing users to share their most recent blog post teaser on other Plankton member sites, with access to blocklist functionality.
• Plankton+

Products and services

• Plankton Social Teaser A text-based teaser widget that displays previews of blog posts from network participants on a publisher's own website. Teasers appear within the site's existing design and drive reciprocal reader sharing between independent blogs, forming an ad-free content discovery network.
• Plankton Social Platform A community platform connecting independent publishers with their own websites or blogs. Publishers connect via WordPress plugin or RSS, and their content teasers are distributed across the network of participating sites to generate organic reader traffic without advertising or algorithm-driven feeds.
• Plankton+ Premium paid subscription tier priced at €7.90 per month including 19% VAT. Includes full whitelist/blacklist controls for selecting preferred blogs and categories, multiple simultaneous teaser sharing, favorite teasers, and engagement statistics. Auto-renews monthly and can be cancelled anytime via the user's profile.
• Plankton Free Permanently free version of the Plankton platform with basic functionality. Users can only use a blocklist to exclude certain blogs and categories, and only their most recent blog post appears as a teaser preview across the network.
• User Dashboard (profile.plankton.social) Web-based control panel at profile.plankton.social where users customize teaser design (headlines, buttons, shadows), select which posts to share, manage whitelist/blacklist preferences, view statistics on teaser impressions and clicks across the network, and set language preferences.

Named customers3 records

Segments3 records

Ideal customer profiles2 records

Technology focussed Yes

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration3 records

Feature6 records

Partnerships

One partnership is on record.

• HTW Berlin (Hochschule für Technik und Wirtschaft)minorStrategic or Co-development PartnerHTW Berlin has supported Plankton with two internationalization projects, contributing academic development resources and legitimacy to the platform's expansion beyond German-speaking markets.

Scale indicators5 records

Recent moves10 records

Expansion highlights5 records

Others

• Medium: Medium is a large-scale independent publishing platform where writers can publish and be discovered — thematically related to Plankton's independent-publisher mission but operating a centralized publishing model rather than a reciprocity teaser network.
• Pocket: Pocket is a content curation/read-later service that surfaces saved articles to consumers — adjacent to Plankton as content discovery infrastructure, though focused on personal saving rather than publisher-to-publisher cross-promotion.

Emerging players

• Ghost: Ghost is an open-source publishing platform for independent bloggers and newsletters — overlapping with Plankton's independent-publisher audience but focused on publishing/monetization rather than teaser-based cross-site reader discovery.
• Mastodon: Mastodon is a decentralized, ad-free social network built on the Fediverse — sharing with Plankton the open-web ethos and rejection of algorithmic feeds, but delivering user-follow timelines rather than cross-site teaser reciprocity.

Direct peers

• Bloglovin: Bloglovin is a blog discovery and follow-platform that aggregates independent bloggers into a shared feed — closely analogous to Plankton's mission of cross-site teaser sharing for the independent blogosphere.
• Inoreader: Inoreader is an RSS reader offering subscriptions, rules, and content discovery across feeds — functionally aligned with Plankton's reliance on RSS feeds to surface blog content from independent publishers across a network.
• NewsBlur: NewsBlur is a personal RSS news reader with social discovery features for independent publishers — comparable to Plankton as a content aggregation/distribution platform targeted at individuals running their own blogs.
• Feedly: Feedly is a leading RSS feed reader and content aggregator that helps individuals and teams consume and curate content from across the web — directly comparable to Plankton's RSS-based teaser sharing and content discovery model for independent publishers.

Broad incumbents

• Automattic (WordPress.com): Automattic operates WordPress.com and the WordPress plugin ecosystem which Plankton depends on for distribution; both serve independent bloggers and publishers, though Automattic is a much broader incumbent offering hosting, plugins, and commerce.
• Flipboard: Flipboard aggregates and curates web content into magazine-style feeds for discovery — comparable to Plankton at a content-aggregation layer, though operated at scale and as a broad consumer product rather than focused on independent blog reciprocity.

Market position

Strengths4 records

Weaknesses5 records

Competitive moat5 records

Key risks5 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/planktonsocial

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles5 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Plankton