Useful resources
Primary sources, filtered
External references we find reliable. Filter by topic. Links open the publisher's own site; we have no affiliation with them.
- WCAG overview, W3C
The reference for web accessibility success criteria and how they are organised.
- Making your service accessible, GOV.UK Service Manual
Practical UK public-sector guidance that applies well beyond government.
- App Review Guidelines, Apple
Read before designing account, payment or content features for iOS.
- Developer Program Policy, Google Play
Google Play's rules on content, permissions and data disclosure.
- OWASP Top Ten
Common web application security risks and how to address them.
- Guidance for organisations, ICO
The UK regulator's guidance on handling personal data.
- Small Business Guide, NCSC
Plain advice on backups, passwords and phishing.
- Architectural Decision Records
Templates and background on recording design decisions.
- Agile delivery, GOV.UK Service Manual
Discovery, alpha, beta and live phases explained.
A short glossary
- Decision record
- A short note stating a choice, its context and its consequences.
- Increment
- A working version of the product delivered at the end of a cycle.
- Staged rollout
- Releasing an update to a percentage of users first, then widening.
- Runbook
- Step-by-step instructions for operating and recovering a system.