August 2026
Deployment- Docker Compose deployment hardened for 2.5GB Coolify hosts (mem limits, restart-storm mitigation).
- Slim multi-stage Dockerfile for the web image.
- Bundled Postgres + Redis + web + worker in production compose.
Changelog
What we shipped,
lately.
A reverse-chronological log of new features, fixes, and security improvements to MailerSpark.
July 2026
Cold outreach- Optional unsubscribe links for cold outreach (CAN-SPAM opt-out).
- Pagination for leads and Unibox.
- CSV parser fixes for cold lead imports.
- Residential proxy rotation (SOCKS4/5/HTTP/HTTPS) for SMTP origin IP rotation.
June 2026
Branding & UI- Dashboard branding aligned with the MailerSpark marketing site (green primary, Sora + DM Sans).
- Dashboard spacing, gutters, and page layout rhythm unified.
- Slate CTAs replaced with brand primary green throughout.
May 2026
Security- SSRF protection on outbound webhook URLs.
- Cross-tenant IDOR guards on every API route and dashboard action.
- Encryption-at-rest key fallback for safer migrations.
April 2026
Compliance- CAN-SPAM physical address form on Settings.
- Privacy and Terms pages published.
- Suppression fix: bounces, complaints, and unsubscribes honored across every campaign.
March 2026
Email- Email verification on registration with resend endpoint.
- Bootstrap admin seeded on first migrate.
- SES SNS signature verification + org-scoped bounce processing.
February 2026
Builder- Drag-and-drop EmailBuilder wired into cold outreach sequence creation.
- 11 block types, merge tag support, and table-based HTML renderer.
- Dashboard analytics with rates, trends, and outreach stats.
January 2026
Foundation- BullMQ workers across six queues: email, campaign, sequence, automation, outreach, unibox.
- Graceful SIGTERM drain (up to 60s).
- Initial launch of newsletter, cold outreach, contacts, and automations.
Stay in the loop
Releases every week or two.
Subscribe via RSS, or follow @mailerspark on X for the big-ticket items.
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