osTicket, OTOBO, and UVdesk are all open-source, self-hostable customer support ticketing platforms with genuinely free core editions, making them a fair…
Freemium · From Free (open source); Cloud-hosted from $12/agent/month
Best for: Support teams that want the most mature, widely documented open-source helpdesk with an affordable optional cloud-hosted tier.
Open Source · From Free (self-hosted, unlimited agents); commercial support custom-quoted
Best for: IT service teams that want OTRS-lineage ticket and process management plus AI-assisted ticket classification, fully free to self-host.
freemium · From Free (open-source); paid plans from $8/agent/month
Best for: E-commerce and SMB support teams that want free self-hosting or a low-cost SaaS plan with strong marketplace integrations.
| osTicket | OTOBO | UVdesk | |
|---|---|---|---|
| Primary category | Customer Support | Customer Support | Customer Support |
| Rating | Not documented | Not documented | Not documented |
| Pricing model | Freemium | Open Source | freemium |
| Starting price | Free (open source); Cloud-hosted from $12/agent/month | Free (self-hosted, unlimited agents); commercial support custom-quoted | Free (open-source); paid plans from $8/agent/month |
| Free plan | Yes | Yes | Yes |
| Free trial | Not documented | Not documented | Not documented |
| Platforms | Web | Web | Web |
| Team collaboration | Not documented | Not documented | Not documented |
| AI features | Not documented | Not documented | Not documented |
| Public API | Yes | Not documented | Not documented |
Deepest ITSM heritage and AI ticket classification
OTOBO is a direct fork of OTRS Community Edition built by a team with roots in the original OTRS engineering organization, and it is the only one of the three with an explicitly documented AI-powered ticket classification feature alongside process management workflows and Generic Agent automation.
OTOBO
Longest track record and largest community
osTicket has been in continuous development since 2003, giving it the most mature codebase, the largest documentation base, and the broadest plugin ecosystem of the three, plus a Cloud-Hosted option starting at a publicly listed $12 per agent per month.
osTicket
Built for e-commerce and SMB support
UVdesk is backed by Webkul, an established e-commerce tooling vendor, and its feature set leans into marketplace integrations and multichannel ticketing, with the lowest publicly listed paid plan starting at $8 per agent per month on an annual SaaS commitment.
UVdesk
Pricing transparency varies
osTicket and UVdesk both publish per-agent SaaS pricing on their sites, while OTOBO's commercial support and hosting pricing is custom-quoted and not publicly listed, which matters for teams that want to budget without a sales call.
osTicket, OTOBO, UVdesk
| Feature | osTicket | OTOBO | UVdesk |
|---|---|---|---|
| Free, unlimited-agent self-hosted edition | Available | Available | Available |
| Official managed cloud/SaaS option | Available | Not documented | Available |
| Publicly listed cloud/SaaS pricing | Available | Unavailable | Available |
| Feature | osTicket | OTOBO | UVdesk |
|---|---|---|---|
| SLA and business-hours rules | Available | Available | Not documented |
| Workflow and process automation | Available | Available | Available |
| AI-assisted ticket classification | Unavailable | Available | Not documented |
| Feature | osTicket | OTOBO | UVdesk |
|---|---|---|---|
| Customer self-service portal or knowledge base | Available | Available | Available |
| Marketplace or third-party app integrations | Limited | Not documented | Available |
Starting price reflects the lowest paid tier, not the full cost for every team size or usage level.
Pros
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Pros
Cons
Pros
Cons
Yes, all three publish a free, self-hosted open-source edition with no artificial agent limits. Paid tiers add managed hosting, commercial support, or SaaS convenience on top of the free core: osTicket's Cloud-Hosted plan starts at $12 per agent per month, UVdesk's SaaS plans start at $8 per agent per month billed annually, and OTOBO's commercial support is custom-quoted.
It depends on your team's stack. osTicket has the largest community and documentation base built up over two decades, which can make troubleshooting easier. OTOBO uses Docker-based deployment and requires familiarity with Perl, while UVdesk is built on PHP and Symfony, so the easiest choice often comes down to which language and deployment model your engineers already know.
OTOBO is the only one of the three with an explicitly documented AI-powered ticket classification feature. AI capabilities are not documented for osTicket or UVdesk based on their published feature sets.
UVdesk is the most e-commerce-oriented of the three, backed by Webkul and built with marketplace integrations and multichannel ticketing aimed at online retail and SMB support teams.
osTicket, founded in 2003, has the longest continuous history of the three. UVdesk followed in 2010, and OTOBO is the newest, launched in 2019 as a fork of OTRS Community Edition.
osTicket and UVdesk both publish per-agent monthly SaaS pricing on their websites, making it easier to budget without a sales conversation. OTOBO's paid commercial support and hosting pricing is not publicly listed and requires contacting the vendor for a custom quote.
Read the full osTicket review · Read the full OTOBO review · Read the full UVdesk review