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Comparison · Support

osTicket vs Respond.io

A side-by-side editorial comparison of osTicket and Respond.io — release velocity, themes, recent moves, and the top alternatives to consider.

osTicket vs Respond.io: at a glance

FeatureosTicketRespond.io
SectorSupportComms, Support
Velocity score2.57.5
Sparks · 30d00
Top themesself-hosted-helpdesk, maintenance, security-patches, php-compatibilityomnichannel-inbox, messaging-channels, ai-agents, workflow-automation
Last editorial update2mo ago5d ago
WebsiteVisit →

What is osTicket?

osTicket runs in steady maintenance mode — security patches and PHP compatibility, little net-new

osTicket's release feed is pure maintenance. The recent stable line (v1.18.x) ships security updates, bug fixes, and ongoing PHP 8.3/8.4 compatibility, with refreshed language packs and plugins each time. Release cadence is slow and irregular — the latest, v1.18.4, followed v1.18.3 by roughly five months. This is a mature open-source helpdesk being kept current, not actively reinvented.

Read the full osTicket trajectory →

What is Respond.io?

respond.io is widening the inbox again after landing Copilot and metered AI credits.

Early August was respond.io's AI moment: Copilot arrived in every workspace with an agent builder that drafts and test-runs an AI agent, and AI Credit On-Demand started billing overage instead of cutting AI off at the plan limit. Since then the work has moved back to the inbox itself - a Microsoft 365 and Outlook email channel, TikTok Business Messaging for US-registered accounts, conversation collaborators who can act without reassignment, a missed-call follow-up template, and now a contact's Google Calendar meetings shown beside the conversation.

Read the full Respond.io trajectory →

osTicket vs Respond.io: editorial side-by-side

O
osTicket
SUPPORT
2.5

osTicket runs in steady maintenance mode — security patches and PHP compatibility, little net-new

◆ Current state

osTicket's release feed is pure maintenance. The recent stable line (v1.18.x) ships security updates, bug fixes, and ongoing PHP 8.3/8.4 compatibility, with refreshed language packs and plugins each time. Release cadence is slow and irregular — the latest, v1.18.4, followed v1.18.3 by roughly five months. This is a mature open-source helpdesk being kept current, not actively reinvented.

◆ Where it's heading

The throughline is keeping a long-lived codebase safe and runnable on current PHP, plus the multi-year push to get installs onto OAuth2/Modern Authentication as Microsoft and Google retire Basic Auth for email. Expect continued patch-and-compatibility releases rather than feature expansion; the project's value is stability and self-hostability, and the changelog reflects that posture.

◆ Prediction

The next release will most likely be another v1.18.x maintenance drop with security fixes and PHP/library compatibility, timed to a disclosed vulnerability or a new PHP version. A feature-led release isn't indicated by this history.

R
Respond.io
COMMSSUPPORT
7.5

respond.io is widening the inbox again after landing Copilot and metered AI credits.

◆ Current state

Early August was respond.io's AI moment: Copilot arrived in every workspace with an agent builder that drafts and test-runs an AI agent, and AI Credit On-Demand started billing overage instead of cutting AI off at the plan limit. Since then the work has moved back to the inbox itself - a Microsoft 365 and Outlook email channel, TikTok Business Messaging for US-registered accounts, conversation collaborators who can act without reassignment, a missed-call follow-up template, and now a contact's Google Calendar meetings shown beside the conversation.

◆ Where it's heading

The pattern is accumulation around a single conversation view rather than depth in any one channel. Each release adds either a place messages arrive from or a piece of context that used to require another tab, and most ship as pre-built workflow templates or read-only panels rather than as new configuration for an admin to learn. With AI usage now metered rather than capped, every surface feeding the inbox is also more material for agents billed against those credits - the channel expansion and the AI pricing change point the same way.

◆ Prediction

The calendar integration is read-only and sends users to Google to create or edit, which is the obvious next gap to close. Beyond that, expect channel availability to keep opening region by region on the TikTok pattern rather than new channel types arriving.

osTicket alternatives

Other Support products tracked by Sparkpulse, ranked by recent ship velocity. Tap any card for the full editorial trajectory or compare directly with osTicket.

See all osTicket alternatives →

Respond.io alternatives

Other Support products tracked by Sparkpulse, ranked by recent ship velocity. Tap any card for the full editorial trajectory or compare directly with Respond.io.

See all Respond.io alternatives →

Recent activity from osTicket and Respond.io

Latest ship moves from both products, interleaved chronologically. ⚡ = editorial spark.

  1. 6d agoRespond.ioGoogle Calendar meetings appear beside the conversation
  2. 8d agoRespond.ioMissed calls trigger an automatic follow-up workflow
  3. 12d agoRespond.ioTikTok Business Messaging opens to US-registered accounts
  4. 14d agoRespond.ioAdd collaborators to a conversation without reassigning it
  5. 19d agoRespond.ioBrowser tabs show unread counts and assignment status
  6. 20d agoRespond.ioMicrosoft 365 and Outlook arrive as an email channel
  7. 2mo agoosTicketosTicket v1.18.4 / v1.17.8 Available
  8. 7mo agoosTicketosTicket v1.18.3 / v1.17.7 Available
  9. 1y agoosTicketosTicket v1.18.2/v1.17.6 Available
  10. 2y agoosTicketosTicket v1.18.1/v1.17.5 Available
  11. 3y agoosTicketosTicket v1.18.0/v1.17.4 Available
  12. 3y agoosTicketosTicket v1.16.6/v1.17.3 Available

Frequently asked questions

What is the difference between osTicket and Respond.io?

They serve adjacent needs but don't currently overlap on shipped themes. Respond.io is currently shipping more aggressively (velocity 7.5 vs 2.5), with 0 editorial sparks in the last 30 days against 0. See the at-a-glance table above for a side-by-side breakdown of velocity, recent sparks, and editorial themes.

Is osTicket better than Respond.io?

Sparkpulse doesn't pick a winner — we score release velocity, not feature parity. Respond.io is currently shipping more aggressively (velocity 7.5 vs 2.5), with 0 editorial sparks in the last 30 days against 0. For your specific use case, the alternatives sections above list other Support products to evaluate alongside.

What are the best alternatives to osTicket?

Top osTicket alternatives in Support are ranked by recent ship velocity. Browse the "osTicket alternatives" section above for the current picks, or visit /alternatives/osticket for the full list with editorial commentary on each.

What are the best alternatives to Respond.io?

Top Respond.io alternatives in Support are ranked by recent ship velocity. Browse the "Respond.io alternatives" section above for the current picks, or visit /alternatives/respond-io for the full list with editorial commentary on each.