https://wpwebhooks.org/blog/ Engineering notes on WordPress webhooks: architecture, reliability, delivery, retries, and integrations. New post every two weeks. en-us Thu, 18 Jun 2026 00:00:00 GMT https://wpwebhooks.org/blog/gravity-forms-hooks-reference/ https://wpwebhooks.org/blog/gravity-forms-hooks-reference/ Thu, 18 Jun 2026 00:00:00 GMT Mateusz Skorupa Gravity Forms A developer reference to the most useful Gravity Forms hooks: submission, validation, field, entry, and notification filters — with examples. https://wpwebhooks.org/blog/wp-webhooks-alternative/ https://wpwebhooks.org/blog/wp-webhooks-alternative/ Tue, 16 Jun 2026 00:00:00 GMT Mateusz Skorupa Comparisons Looking for a WP Webhooks Pro alternative? A fair comparison of Webhook Actions vs WP Webhooks — delivery reliability, features, free tiers, and pricing. https://wpwebhooks.org/blog/wordpress-hubspot-integration-methods/ https://wpwebhooks.org/blog/wordpress-hubspot-integration-methods/ Fri, 12 Jun 2026 00:00:00 GMT Mateusz Skorupa Comparisons Three ways to connect WordPress to HubSpot compared: the official HubSpot plugin, Zapier middleware, and direct webhooks — cost, control, and reliability. https://wpwebhooks.org/blog/wordpress-external-cron-services/ https://wpwebhooks.org/blog/wordpress-external-cron-services/ Fri, 05 Jun 2026 00:00:00 GMT Mateusz Skorupa WordPress internals Fix unreliable WP-Cron with a free external cron service. Covers cron-job.org, EasyCron, UptimeRobot setup, DISABLE_WP_CRON config, and the zero-config Webhook Actions option. https://wpwebhooks.org/blog/gravity-forms-gform-after-update-entry-webhook/ https://wpwebhooks.org/blog/gravity-forms-gform-after-update-entry-webhook/ Tue, 02 Jun 2026 00:00:00 GMT Mateusz Skorupa Gravity Forms gform_after_update_entry fires when a Gravity Forms entry is edited in wp-admin or via API. Parameters, accessing original vs updated values, webhook dispatch, and deduplication. https://wpwebhooks.org/blog/wordpress-wpcf7-mail-sent-hook/ https://wpwebhooks.org/blog/wordpress-wpcf7-mail-sent-hook/ Sat, 30 May 2026 00:00:00 GMT Mateusz Skorupa WordPress integrations wpcf7_mail_sent fires after Contact Form 7 sends its email. Hook signature, accessing submitted fields, webhook dispatch, reliability risks, and plugin comparison. https://wpwebhooks.org/blog/action-scheduler-api-functions/ https://wpwebhooks.org/blog/action-scheduler-api-functions/ Sun, 24 May 2026 00:00:00 GMT Mateusz Skorupa WordPress internals PHP signatures for as_schedule_single_action, as_enqueue_async_action, and more — $unique, query, and cancel functions with code examples. https://wpwebhooks.org/blog/woocommerce-webhooks-action-scheduler/ https://wpwebhooks.org/blog/woocommerce-webhooks-action-scheduler/ Sun, 24 May 2026 00:00:00 GMT Mateusz Skorupa Architecture Send WooCommerce order events as reliable webhooks via Action Scheduler. Covers hook binding, payload mapping, conditional dispatch, retry logic, and replay. https://wpwebhooks.org/blog/wordpress-async-background-processing/ https://wpwebhooks.org/blog/wordpress-async-background-processing/ Sun, 24 May 2026 00:00:00 GMT Mateusz Skorupa Architecture Run WordPress background jobs without blocking HTTP responses. Non-blocking wp_remote_post, Action Scheduler async dispatch, WP-Cron patterns, and reliable webhook delivery. https://wpwebhooks.org/blog/action-scheduler-concurrent-batches-filter/ https://wpwebhooks.org/blog/action-scheduler-concurrent-batches-filter/ Sun, 17 May 2026 00:00:00 GMT Mateusz Skorupa Architecture Tune action_scheduler_queue_runner_concurrent_batches and the batch-size filter to push Action Scheduler past WP-Cron throughput limits — full reference. https://wpwebhooks.org/blog/gravity-forms-to-n8n-webhook/ https://wpwebhooks.org/blog/gravity-forms-to-n8n-webhook/ Sun, 17 May 2026 00:00:00 GMT Mateusz Skorupa Architecture Forward Gravity Forms entries to n8n with a reliable, retry-capable webhook — payload mapping, HMAC signing, error handling, and end-to-end test recipe. https://wpwebhooks.org/blog/wp-cron-developer-reference/ https://wpwebhooks.org/blog/wp-cron-developer-reference/ Sun, 17 May 2026 00:00:00 GMT Mateusz Skorupa Architecture Complete WP-Cron reference for developers — wp_doing_cron, spawn_cron, DISABLE_WP_CRON, WP-CLI cron commands, with examples and production gotchas. https://wpwebhooks.org/blog/action-scheduler-wordpress/ https://wpwebhooks.org/blog/action-scheduler-wordpress/ Thu, 07 May 2026 00:00:00 GMT Mateusz Skorupa Architecture Action Scheduler gives WordPress a persistent job queue with automatic retry. Covers queue runner, concurrency tuning, and webhook delivery. https://wpwebhooks.org/blog/contact-form-7-webhook/ https://wpwebhooks.org/blog/contact-form-7-webhook/ Thu, 07 May 2026 00:00:00 GMT Mateusz Skorupa Architecture Send Contact Form 7 submissions to n8n, Zapier, or any webhook URL. wpcf7_before_send_mail hook, field mapping, retry on failure — with Webhook Actions. https://wpwebhooks.org/blog/gravity-forms-gform-after-submission-webhook/ https://wpwebhooks.org/blog/gravity-forms-gform-after-submission-webhook/ Thu, 07 May 2026 00:00:00 GMT Mateusz Skorupa Architecture Complete gform_after_submission reference — hook parameters, accessing entry fields, async dispatch patterns, and Webhook Actions plugin setup. https://wpwebhooks.org/blog/wordpress-webhook-delivery-engineering/ https://wpwebhooks.org/blog/wordpress-webhook-delivery-engineering/ Wed, 22 Apr 2026 00:00:00 GMT Mateusz Skorupa Architecture How WordPress webhook plugins discover hooks, register listeners, and build delivery payloads. Engineering internals with real code. https://wpwebhooks.org/blog/cron-job-for-wordpress/ https://wpwebhooks.org/blog/cron-job-for-wordpress/ Mon, 30 Mar 2026 00:00:00 GMT Mateusz Skorupa Architecture WordPress cron job not running? WP-Cron only fires on page load. Replace it with a real system cron in two lines — full setup with WP-CLI and Action Scheduler. https://wpwebhooks.org/blog/create-manage-wordpress-webhooks-rest-api/ https://wpwebhooks.org/blog/create-manage-wordpress-webhooks-rest-api/ Thu, 26 Mar 2026 00:00:00 GMT Mateusz Skorupa Architecture Learn how to create and manage WordPress webhooks via REST API. Control endpoints, enable/disable integrations, and automate setups without code deployments. https://wpwebhooks.org/blog/wordpress-webhooks-rest-api/ https://wpwebhooks.org/blog/wordpress-webhooks-rest-api/ Thu, 19 Mar 2026 00:00:00 GMT Mateusz Skorupa Architecture Retry failed webhooks, replay any event, and monitor queue health from a REST API — no wp-admin. Full endpoint reference for the WP Webhooks plugin. https://wpwebhooks.org/blog/wordpress-webhook-retry-replay-system/ https://wpwebhooks.org/blog/wordpress-webhook-retry-replay-system/ Mon, 09 Mar 2026 00:00:00 GMT Mateusz Skorupa Architecture Learn how to build reliable WordPress webhooks using payload storage, automatic retries for failures, and replay for successful events that need reprocessing. https://wpwebhooks.org/blog/async-webhooks-wordpress-wp-cron-not-enough/ https://wpwebhooks.org/blog/async-webhooks-wordpress-wp-cron-not-enough/ Tue, 03 Mar 2026 00:00:00 GMT Mateusz Skorupa Architecture WP-Cron fires on page loads, not on a schedule. Webhooks drop silently under load. Build an async dispatch queue with retry logic — full architecture and code. https://wpwebhooks.org/blog/why-wordpress-webhooks-silently-fail-in-production/ https://wpwebhooks.org/blog/why-wordpress-webhooks-silently-fail-in-production/ Sat, 28 Feb 2026 00:00:00 GMT Mateusz Skorupa Architecture WordPress webhooks work locally but drop events in production. Four root causes — WP-Cron, queues, retry logic, observability — and the production fix. https://wpwebhooks.org/blog/async-webhooks-wordpress/ https://wpwebhooks.org/blog/async-webhooks-wordpress/ Thu, 19 Feb 2026 00:00:00 GMT Mateusz Skorupa Architecture How to implement async webhooks in WordPress and WooCommerce. Queue-based dispatch, exponential backoff, failure handling, logging, and production alternatives.