Research note · Software requirements · evidence and continuity

What roadmapping software must preserve

A research-informed requirements guide for evaluating roadmapping software beyond timeline graphics and feature lists.

InnovationFlow Research & Practice1 September 20269 min read

The wrong evaluation starts with the prettiest timeline

A visual timeline is the most visible output of roadmapping software, so it naturally dominates demonstrations and procurement discussions. Yet roadmapping research defines the method more broadly: it is a structured way of connecting strategic intent across time, layers and relationships. The timeline is useful because it makes part of that structure visible. It is not the whole system. [3][4]

This changes the buying question. Instead of asking whether a tool can draw attractive bars, teams should ask whether it can preserve the reasoning, participation, architecture and review practices that make a roadmap credible. A polished view with weak underlying structure may communicate well once and then become difficult to maintain.

What the empirical evidence says about software

Lee, Phaal and Lee studied 186 R&D units in large technology-intensive Korean firms that already used technology roadmapping. In their model, appropriate software was positively associated with roadmap utilisation and was the strongest measured antecedent among the factors tested. [1]

The meaning of appropriate matters. The construct included software availability, access to required data and knowledge, usability for people with different experience levels, and system integrity. It was not a measure of visual polish or the length of a feature list. The authors also placed software alongside process, organisational support, participation and alignment with company objectives. [1]

The study reports an association in a particular population. It does not establish that buying a platform will cause successful roadmapping in every organisation. It does, however, provide a useful warning against treating information infrastructure as incidental once roadmapping becomes an ongoing organisational practice. [1]

Requirement 1: preserve roadmap architecture

Roadmaps are adaptable because their architecture can be designed around purpose. Layers might represent market drivers, customer needs, products, services, technologies, capabilities, programmes or resources. Time may be expressed through dates, horizons, maturity stages or event sequences. The software should support that purposeful structure without turning every roadmap into the same template. [4]

Flexibility does not mean a blank canvas with no information model. At organisational scale, stable item types, identifiers and relationships make it possible to reuse evidence, connect several roadmaps and produce different stakeholder views from a common base. [5]

  • Can teams define layers and hierarchies that match the strategic question?
  • Can the same item appear in several valid views without being duplicated?
  • Can time be represented with suitable precision and horizons?
  • Can local roadmaps remain connected to a wider portfolio or system?

Requirement 2: preserve relationships and rationale

The strategic narrative often sits between the boxes. A market change may create a product requirement; a capability may enable several initiatives; one programme may depend on a regulatory milestone. If these relationships exist only as decorative lines, they cannot be filtered, reviewed or reused. [3]

Roadmapping software should therefore treat links as meaningful data. It should also retain the rationale, source and ownership behind important items and relationships. That allows a later reviewer to distinguish reported evidence from judgement and to understand why the map took its current shape.

  • Can a user follow an initiative back to the evidence or decision that created it?
  • Can dependencies, enabling links and alternatives be distinguished?
  • Can a relationship carry a reason, owner or source?
  • Can connected items be updated without losing their history?

Requirement 3: support participation, not only administration

Roadmapping creates value through cogitation, articulation and communication. Participants form ideas, express them and negotiate meaning with others. Research on digitalising roadmapping workshops argues that technology should be evaluated partly by how it supports these people-centred activities. [2]

That does not require every workshop to happen entirely inside one platform. Physical cards, large-format charts and lightweight canvases can lower participation barriers. The important design question is whether ideas can move into durable structure without losing authorship, disagreement, context and relationships. [2]

Requirement 4: make change governable

A roadmap represents a strategic view under particular conditions. When evidence, assumptions or operating conditions change, the organisation needs to decide whether the roadmap remains valid, requires adjustment or should be substantially revised. That judgement is difficult when earlier states and reasons have disappeared. [6]

Useful software should support named stewardship, review triggers, change history and explicit reasons. The goal is not constant editing. It is the ability to identify material change, focus attention and explain the resulting decision to affected stakeholders. [6]

  • Can the team see what changed, who changed it and why?
  • Can assumptions and evidence carry review dates or triggers?
  • Can owners distinguish an accepted update from an unreviewed suggestion?
  • Can stakeholders receive a focused view of changes relevant to them?

Requirement 5: fit the wider roadmapping system

Roadmapping is not one repeatable workshop format. Phaal, Chaskel and colleagues describe the strategic task of roadmapping the roadmapping system itself: clarifying why the organisation needs roadmapping, what must be mapped, how activities relate and how the system should develop. [7]

Software should fit that system rather than quietly defining it. Procurement therefore needs input from facilitators, roadmap owners, contributors, decision makers and the people responsible for portfolio, capability and resource processes. A tool that works for only one role can become a new handover problem. [7]

A practical roadmapping software evaluation checklist

A useful evaluation starts with representative work. Use a real strategic question, several evidence sources, competing views and at least one update cycle. A demonstration built around perfect sample data will not reveal how the system handles ambiguity, incomplete estimates or disagreement.

  • Purpose: does the structure support the decisions the roadmap must inform?
  • Architecture: can layers, hierarchies, time and views be designed deliberately?
  • Participation: can contributors engage without excessive interface overhead?
  • Evidence: can claims, assumptions and decisions retain sources and ownership?
  • Relationships: are dependencies and enabling links reusable data?
  • Continuity: can the organisation review changes and reconstruct rationale?
  • Integration: can related roadmaps, strategy tools and resource processes connect?
  • Usability: can occasional contributors and expert practitioners both work effectively?
  • Integrity: are permissions, history and data structures reliable enough for strategic use?

References

  1. [1]Lee, J.H., Phaal, R. and Lee, C. (2011). An empirical analysis of the determinants of technology roadmap utilization. R&D Management, 41(5), 485–508. Source ↗
  2. [2]Oliveira, M.G., Routley, M. and Phaal, R. (2022). The digitalisation of roadmapping workshops. Journal of Engineering and Technology Management, 65, 101694. Source ↗
  3. [3]Kerr, C. and Phaal, R. (2021). Roadmapping and Roadmaps: Definition and Underpinning Concepts. Strategic Technology Management. Source ↗
  4. [4]Phaal, R. and Muller, G. (2009). An architectural framework for roadmapping: Towards visual strategy. Technological Forecasting and Social Change, 76(1), 39–49. Source ↗
  5. [5]Osborne, P., Routley, M. and Ilevbare, I. (2021). A Hierarchical Approach to Technology Roadmapping within an RTO Environment. Research-Technology Management, 64(3), 58–67. Source ↗
  6. [6]Gerdsri, N., Puengrusme, S., Vatananan, R. and Tansurat, P. (2019). Conceptual framework to assess the impacts of changes on the status of a roadmap. Journal of Engineering and Technology Management, 52, 16–31. Source ↗
  7. [7]Phaal, R., Chaskel, C., Gonzalez Nakazawa, R. and Ross, J. (2024). Roadmapping Roadmapping: Strategic planning for roadmapping systems. Frontiers of Engineering Management, 11(3), 516–527. Source ↗

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