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Plugins — Onne Kierkels
WordPress plugins

Tools I build
because they're needed.

Alongside my client work I build WordPress plugins for problems I keep running into. From Streamly — a complete white-label audio/video platform — to smart WooCommerce checkout control and an automated community digest for BuddyBoss. All built and maintained by me.

Flagship ecosystem

Streamly — your own content platform

A free core plugin and an optional PRO add-on that together form a complete audio/video platform on your own WordPress site. Your name, your branding, your platform.

Streamly banner
Streamly icon
Free · Core plugin · v2.1.0

Streamly

WordPress.org

White-label audio & video player for WordPress. Built for coaches, trainers, therapists and professionals who want their own branded content platform — without depending on Spotify or YouTube.

Learn more → WordPress.org

Content management

Custom post types for audio and video, categories, drag-and-drop ordering, featured items, duration detection.

AudioVideoShortcodes

Branding & player

Full white-label styling: colors, logo, fonts, labels. Responsive player via the [streamly_player] shortcode. App mode.

White-labelREST APIShare popup

Access & notifications

Open, logged-in or per-item premium access. Configurable preview duration. Email on publish, SMTP, OneSignal, Mailchimp, ActiveCampaign webhooks.

Access controlSMTPWebhooks

Streamly PRO

Paid add-on · v2.1.1 · Requires Streamly (free)

One PRO add-on that turns Streamly into a full membership platform — gated access, an installable app, push notifications, an email digest and analytics. Unlocked with a licence key from the OCW License Server.

  • Installable app (PWA) — generate an installable app for your platform straight from WP admin; works on Android and iPhone/iPad with no app store, plus REST rate limiting and OneSignal in-app push
  • Membership access control — WishlistMember & WooCommerce; gate items per membership level or purchased product
  • Scheduled push notifications — OneSignal with templates, scheduling and segment targeting
  • Manual email digest — pick items, filter recipients, schedule and batch-send
  • Per-item preview — custom preview start/end time per item
  • Advanced analytics — returning vs new listeners and play trends
  • Automatic updates via the OCW License Server
Requires: WordPress 6.3+, PHP 8.0+, Streamly (free) Get Streamly PRO →
WooCommerce & WordPress plugins

Small problems, smart solutions

Focused plugins for common frustrations in WooCommerce and BuddyBoss. Built for specific needs — no more, no less. Each ships as a free version with an optional PRO upgrade.

OCW Checkout Logic for WooCommerce banner
OCW Checkout Logic icon
WooCommerce · Checkout

OCW Checkout Logic for WooCommerce

v2.4.0 Free + PRO

Decide per product which checkout fields are required, optional or hidden. Ideal for digital products, B2B items or event tickets.

  • Per product: required, optional, hidden or default
  • All billing and shipping fields supported
  • Smartest rule wins with multiple products in the cart
  • HPOS and Checkout Blocks compatible
  • PRO: custom fields per product, conditional logic, per-category settings, validation patterns, reusable templates
WooCommerce 6.0+, PHP 8.0+ View details →
Weekly Digest for BuddyBoss banner
Weekly Digest for BuddyBoss icon
BuddyBoss · Email

Weekly Digest for BuddyBoss

v2.3.1 Free + PRO

Automatically send your members a weekly summary of community activity. Choose which activities, which day and time, and how the email looks.

  • Works with BuddyBoss Platform and BuddyPress
  • Throttled batch sending with a progress queue
  • One-click unsubscribe (RFC 8058 compliant)
  • wp_mail or Gravity SMTP delivery, with send history
  • PRO: biweekly cadence, group targeting, branding, custom post types, Claude AI subject lines
WP 6.0+, BuddyBoss Platform or BuddyPress View details →

Need a plugin that doesn't exist yet?

Got a specific problem in WordPress or WooCommerce that keeps coming back? I build custom plugins — from a small tweak to a complete solution.

Tell me what you need →