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SPECIFICTION
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Govstack CMS vs Isomer

Govstack CMS

govstack.com

Isomer

isomer.gov.sg

Side by side

FigureGovstack CMSIsomer
Price from—Free
Free plan—Yes
Free trial——
Open source—Yes
WebYesYes
Plans published11
Spec score · Government Website Builders7.6 (#15)8.3 (#5)
Founded20232018
IntegrationsListed widgets connect the CMS with ACTIVENet, Power BI, SmartRecruiters, Trumba, Edsby, and ApplyToEducation, among other services.Classic Isomer supports whitelisted embeds including VICA, YouTube, Vimeo, FormSG, Data.gov.sg graphs and CheckFirst.
MakerGovstack was created by GHD Digital, and the site identifies Govstack as a registered trademark of GHD Group Limited.Isomer is built and managed by Open Government Products.
PurposeGovstack CMS is a content management system designed for public sector websites.Isomer is a free website builder for government agencies to create and launch static websites without coding expertise.
SupportGovstack support provides online ticket submission, email support, and phone support at 1-866-691-5528.The Isomer team offers training and technical support, and says non-urgent contact requests may take up to five working days to receive a response.

Plans

Govstack CMS

  • Govstack CMSPriced on request

Govstack CMS pricing →

Isomer

  • IsomerFree

Isomer pricing →

In their own words

Govstack CMS

Govstack CMS is a web content management system designed for public sector websites. Teams can create and edit dynamic pages in a Word-like editor, assign creators, editors and approvers in workflows, and schedule content. Page layouts, backgrounds, colors, fonts and CSS are customizable, while sections and subpages can be arranged into public navigation. Publishing tools cover news, alerts, pop-ups and real-time notifications; uploads include images, PDFs, vector files and videos. The CMS supports configurable navigation and search, multilingual publishing, document management and multiple sites. Listed widgets connect services including ACTIVENet Activities, PowerBI, SmartRecruiters listings, Trumba event feeds, Edsby News & Events and ApplyToEducation job feeds. Add-ons include Business Directory and Media Manager. A password-protected area can be used for internal or confidential information. Govstack says the service is hosted in Microsoft Azure, maintains documented security procedures and continuous vulnerability management, and has a 99.95% availability guarantee with 24/7/365 monitoring. Pricing is on request.

Visit govstack.com

Isomer

Isomer is a free website builder for Singapore government agencies and public healthcare institutions to create static websites without coding. Its Isomer Studio editor lets public officers build, edit, and publish pages with drag-and-drop controls. Publishing supports review requests, approvals, and release of approved changes. Agencies can select page layouts, combine components, and customize colours, logos, and favicons.

Accessibility prompts cover essential fields, while templates and components are designed to support accessible sites. SEO features include predefined headings, generated tables of contents and folder index pages, image alt text, and customizable meta descriptions. Open Government Products builds and manages Isomer. Its team handles hosting, maintenance, support, and compliance with relevant IM8 and Digital Service Standards clauses, and centrally manages security testing and audits. Isomer does not provide website design services or custom layouts. Domain costs and third-party services such as web monitoring may be extra.

Visit isomer.gov.sg