Trust & Proof: OpenProject – Signal Evidence & AI Readability

OpenProject

(https://openproject.org) 📸 Data Snapshot: May 31, 2026
Trust & Proof — The Lens

Count trust words (review, testimonial, rating, verified) against real outbound proof links (Google, Trustpilot, Clutch, G2, Yelp). Lots of trust language with zero verification links is trust theatre. Unlinked logo galleries count against it.

Trust & Proof Verifiable evidence vs. Trust Theatre.
13 Impact Weight: 20 / 100
65% Reputation

The site exhibits minor trust theatre patterns in its metadata, where a review_count of 82 is reported without corresponding proof_links_count in the structured data. However, this is largely mitigated by the presence of named case studies with specific institutional users (Coburg University, Greenpeace, Deutsche Bahn) and distinct professional roles. The claims are anchored in verifiable GitHub activity rather than just vague testimonial blocks.

The ratio of verifiable evidence to assertions is high. For every marketing claim (e.g., Maintain control of your data), there is a corresponding technical specification (on-premises installation, insights into source code). The site provides a clear proof path via its documentation and code repository, which is rare in the PM software space where pricing and technical details are often hidden behind sales barriers.

Trust & Proof is read by weighing trust language against real verification. Below is the page-by-page tally of review mentions and external proof links, then the schema markup that may (or may not) declare verifiable ratings and identity proof.

🛡️ Trust Signals — reviews, proof links, trust-theatre check
123Review mentions (all pages)
0External proof links (all pages)
PageReviewsProof links
/ (home) 82 0
/security-and-privacy/ 33 0
/download-and-installation/ 4 0
/docs/ 4 0
🔗 Identity & Technical Layer — schema JSON-LD: declared ratings, reviews & identity proof
Homepage schema
{
    "@context": "https://schema.org",
    "@graph": [
        {
            "@type": "WebSite",
            "@context": "https://schema.org",
            "name": "OpenProject - Open Source Project Management Software",
            "@id": "https://www.openproject.org/#website",
            "url": "https://www.openproject.org/",
            "description": "Open source project management software for classic, agile or hybrid project management: task management✓ Gantt charts✓ boards✓ team collaboration✓ time and cost reporting✓ FREE trial!",
            "potentialAction": {
                "@type": "SearchAction",
                "target": {
                    "@type": "EntryPoint",
                    "urlTemplate": "https://www.openproject.org/search/?query={search_term_string}"
                },
                "query-input": "required name=search_term_string"
            },
            "inLanguage": "en-US"
        },
        {
            "@type": "Organization",
            "@context": "https://schema.org",
            "name": "OpenProject",
            "@id": "https://www.openproject.org#organization",
            "sameAs": [
                "https://github.com/opf",
                "https://github.com/opf/openproject",
                "https://fosstodon.org/@openproject",
                "https://www.linkedin.com/company/openproject",
                "https://bsky.app/profile/openproject.bsky.social",
                "https://www.youtube.com/c/OpenProjectCommunity",
                "https://community.openproject.org"
            ],
            "url": "https://www.openproject.org",
            "image": {
                "@id": "https://www.openproject.org#logo"
            },
            "logo": {
                "@id": "https://www.openproject.org#logo",
                "@type": "ImageObject",
                "caption": "OpenProject",
                "url": "https://www.openproject.org/assets/images/favicons/apple-touch-icon-504f34a4.png"
            }
        },
        {
            "@type": "BreadcrumbList",
            "@id": "https://www.openproject.org/#breadcrumb",
            "itemListElement": [
                {
                    "@type": "ListItem",
                    "position": 1,
                    "item": {
                        "@type": "WebPage",
                        "url": "https://www.openproject.org/",
                        "@id": "https://www.openproject.org/#webpage",
                        "name": "OpenProject"
                    }
                }
            ]
        },
        {
            "@type": "WebPage",
            "name": "OpenProject - Open Source Project Management Software",
            "@id": "https://www.openproject.org/#webpage",
            "url": "https://www.openproject.org/",
            "isPartOf": {
                "@id": "https://www.openproject.org/#website"
            },
            "breadcrumb": {
                "@id": "https://www.openproject.org/#breadcrumb"
            },
            "inLanguage": "en-US",
            "potentialAction": {
                "@type": "ReadAction",
                "target": [
                    "https://www.openproject.org/"
                ]
            }
        }
    ]
}
/security-and-privacy/
{
    "@context": "https://schema.org",
    "@graph": [
        {
            "@type": "WebSite",
            "@context": "https://schema.org",
            "name": "OpenProject - Open Source Project Management Software",
            "@id": "https://www.openproject.org/#website",
            "url": "https://www.openproject.org/",
            "description": "Open source project management software for classic, agile or hybrid project management: task management✓ Gantt charts✓ boards✓ team collaboration✓ time and cost reporting✓ FREE trial!",
            "potentialAction": {
                "@type": "SearchAction",
                "target": {
                    "@type": "EntryPoint",
                    "urlTemplate": "https://www.openproject.org/search/?query={search_term_string}"
                },
                "query-input": "required name=search_term_string"
            },
            "inLanguage": "en-US"
        },
        {
            "@type": "Organization",
            "@context": "https://schema.org",
            "name": "OpenProject",
            "@id": "https://www.openproject.org#organization",
            "sameAs": [
                "https://github.com/opf",
                "https://github.com/opf/openproject",
                "https://fosstodon.org/@openproject",
                "https://www.linkedin.com/company/openproject",
                "https://bsky.app/profile/openproject.bsky.social",
                "https://www.youtube.com/c/OpenProjectCommunity",
                "https://community.openproject.org"
            ],
            "url": "https://www.openproject.org",
            "image": {
                "@id": "https://www.openproject.org#logo"
            },
            "logo": {
                "@id": "https://www.openproject.org#logo",
                "@type": "ImageObject",
                "caption": "OpenProject",
                "url": "https://www.openproject.org/assets/images/favicons/apple-touch-icon-504f34a4.png"
            }
        },
        {
            "@type": "BreadcrumbList",
            "@id": "https://www.openproject.org/security-and-privacy/#breadcrumb",
            "itemListElement": [
                {
                    "@type": "ListItem",
                    "position": 1,
                    "item": {
                        "@type": "WebPage",
                        "url": "https://www.openproject.org/",
                        "@id": "https://www.openproject.org/#webpage",
                        "name": "OpenProject"
                    }
                },
                {
                    "@type": "ListItem",
                    "position": 2,
                    "item": {
                        "@type": "WebPage",
                        "url": "https://www.openproject.org/security-and-privacy/",
                        "@id": "https://www.openproject.org/security-and-privacy/#webpage",
                        "name": "Secure Project Management Software"
                    }
                }
            ]
        },
        {
            "@type": "ImageObject",
            "@id": "https://www.openproject.org/security-and-privacy/#primaryimage",
            "inLanguage": "en-US",
            "url": "https://www.openproject.org/assets/images/cover/security-e6f2dd9e.jpg",
            "contentUrl": "https://www.openproject.org/assets/images/cover/security-e6f2dd9e.jpg",
            "caption": "Secure Project Management Software"
        },
        {
            "@type": "WebPage",
            "name": "Secure Project Management Software - OpenProject",
            "@id": "https://www.openproject.org/security-and-privacy/#webpage",
            "url": "https://www.openproject.org/security-and-privacy/",
            "isPartOf": {
                "@id": "https://www.openproject.org/#website"
            },
            "primaryImageOfPage": {
                "@id": "https://www.openproject.org/security-and-privacy/#primaryimage"
            },
            "breadcrumb": {
                "@id": "https://www.openproject.org/security-and-privacy/#breadcrumb"
            },
            "inLanguage": "en-US",
            "potentialAction": {
                "@type": "ReadAction",
                "target": [
                    "https://www.openproject.org/security-and-privacy/"
                ]
            }
        }
    ]
}
/download-and-installation/
{
    "@context": "https://schema.org",
    "@graph": [
        {
            "@type": "WebSite",
            "@context": "https://schema.org",
            "name": "OpenProject - Open Source Project Management Software",
            "@id": "https://www.openproject.org/#website",
            "url": "https://www.openproject.org/",
            "description": "Open source project management software for classic, agile or hybrid project management: task management✓ Gantt charts✓ boards✓ team collaboration✓ time and cost reporting✓ FREE trial!",
            "potentialAction": {
                "@type": "SearchAction",
                "target": {
                    "@type": "EntryPoint",
                    "urlTemplate": "https://www.openproject.org/search/?query={search_term_string}"
                },
                "query-input": "required name=search_term_string"
            },
            "inLanguage": "en-US"
        },
        {
            "@type": "Organization",
            "@context": "https://schema.org",
            "name": "OpenProject",
            "@id": "https://www.openproject.org#organization",
            "sameAs": [
                "https://github.com/opf",
                "https://github.com/opf/openproject",
                "https://fosstodon.org/@openproject",
                "https://www.linkedin.com/company/openproject",
                "https://bsky.app/profile/openproject.bsky.social",
                "https://www.youtube.com/c/OpenProjectCommunity",
                "https://community.openproject.org"
            ],
            "url": "https://www.openproject.org",
            "image": {
                "@id": "https://www.openproject.org#logo"
            },
            "logo": {
                "@id": "https://www.openproject.org#logo",
                "@type": "ImageObject",
                "caption": "OpenProject",
                "url": "https://www.openproject.org/assets/images/favicons/apple-touch-icon-504f34a4.png"
            }
        },
        {
            "@type": "BreadcrumbList",
            "@id": "https://www.openproject.org/download-and-installation/#breadcrumb",
            "itemListElement": [
                {
                    "@type": "ListItem",
                    "position": 1,
                    "item": {
                        "@type": "WebPage",
                        "url": "https://www.openproject.org/",
                        "@id": "https://www.openproject.org/#webpage",
                        "name": "OpenProject"
                    }
                },
                {
                    "@type": "ListItem",
                    "position": 2,
                    "item": {
                        "@type": "WebPage",
                        "url": "https://www.openproject.org/download-and-installation/",
                        "@id": "https://www.openproject.org/download-and-installation/#webpage",
                        "name": "Download & installation"
                    }
                }
            ]
        },
        {
            "@type": "WebPage",
            "name": "Free Download and Install - OpenProject",
            "@id": "https://www.openproject.org/download-and-installation/#webpage",
            "url": "https://www.openproject.org/download-and-installation/",
            "isPartOf": {
                "@id": "https://www.openproject.org/#website"
            },
            "breadcrumb": {
                "@id": "https://www.openproject.org/download-and-installation/#breadcrumb"
            },
            "inLanguage": "en-US",
            "potentialAction": {
                "@type": "ReadAction",
                "target": [
                    "https://www.openproject.org/download-and-installation/"
                ]
            }
        }
    ]
}
/docs/
{
    "@context": "https://schema.org",
    "@graph": [
        {
            "@type": "WebSite",
            "@context": "https://schema.org",
            "name": "OpenProject - Open Source Project Management Software",
            "@id": "https://www.openproject.org/#website",
            "url": "https://www.openproject.org/",
            "description": "Open source project management software for classic, agile or hybrid project management: task management✓ Gantt charts✓ boards✓ team collaboration✓ time and cost reporting✓ FREE trial!",
            "potentialAction": {
                "@type": "SearchAction",
                "target": {
                    "@type": "EntryPoint",
                    "urlTemplate": "https://www.openproject.org/search/?query={search_term_string}"
                },
                "query-input": "required name=search_term_string"
            },
            "inLanguage": "en-US"
        },
        {
            "@type": "Organization",
            "@context": "https://schema.org",
            "name": "OpenProject",
            "@id": "https://www.openproject.org#organization",
            "sameAs": [
                "https://github.com/opf",
                "https://github.com/opf/openproject",
                "https://fosstodon.org/@openproject",
                "https://www.linkedin.com/company/openproject",
                "https://bsky.app/profile/openproject.bsky.social",
                "https://www.youtube.com/c/OpenProjectCommunity",
                "https://community.openproject.org"
            ],
            "url": "https://www.openproject.org",
            "image": {
                "@id": "https://www.openproject.org#logo"
            },
            "logo": {
                "@id": "https://www.openproject.org#logo",
                "@type": "ImageObject",
                "caption": "OpenProject",
                "url": "https://www.openproject.org/assets/images/favicons/apple-touch-icon-504f34a4.png"
            }
        },
        {
            "@type": "BreadcrumbList",
            "@id": "https://www.openproject.org/docs/#breadcrumb",
            "itemListElement": [
                {
                    "@type": "ListItem",
                    "position": 1,
                    "item": {
                        "@type": "WebPage",
                        "url": "https://www.openproject.org/",
                        "@id": "https://www.openproject.org/#webpage",
                        "name": "OpenProject"
                    }
                },
                {
                    "@type": "ListItem",
                    "position": 2,
                    "item": {
                        "@type": "WebPage",
                        "url": "https://www.openproject.org/docs/",
                        "@id": "https://www.openproject.org/docs/#webpage",
                        "name": "Documentation"
                    }
                }
            ]
        },
        {
            "@type": "ImageObject",
            "@id": "https://www.openproject.org/docs/#primaryimage",
            "inLanguage": "en-US",
            "url": "https://www.openproject.org/assets/images/cover/docs-03445d34.jpg",
            "contentUrl": "https://www.openproject.org/assets/images/cover/docs-03445d34.jpg",
            "caption": "Documentation"
        },
        {
            "@type": "WebPage",
            "name": "Documentation & Help - OpenProject",
            "@id": "https://www.openproject.org/docs/#webpage",
            "url": "https://www.openproject.org/docs/",
            "isPartOf": {
                "@id": "https://www.openproject.org/#website"
            },
            "primaryImageOfPage": {
                "@id": "https://www.openproject.org/docs/#primaryimage"
            },
            "breadcrumb": {
                "@id": "https://www.openproject.org/docs/#breadcrumb"
            },
            "inLanguage": "en-US",
            "potentialAction": {
                "@type": "ReadAction",
                "target": [
                    "https://www.openproject.org/docs/"
                ]
            }
        }
    ]
}