Darja Rihla · Operating hub

Startup Lab

Ideas, offers, products and operating systems tested against the reality of building something useful.

Ideas are cheap. Here we document what survives contact with code, infrastructure, platforms, users and commercial reality.

Meet the first artifactSee the lab architecture
Evidence Capture open beside a webpage, showing selected page text alongside its source
Build 001 · real capture from the installed extension, 1 September 2026

Reality over mythology

We do not write about building from the sidelines.

Startup Lab is where Darja Rihla builds, tests, documents and exposes the result to reality. A concept only earns its place here when its constraints, evidence and unresolved questions remain visible.

This is not a catalogue of imagined ventures. It is a growing record of actual builds, reusable methods, experiments and lessons from the field.

First published software artifact

Artifact 001 · Browser extension · Research / evidence tooling

Darja Rihla Evidence Capture

Structured web evidence and research notes, captured locally and exported in portable formats.

LIVE · Microsoft Edge Add-ons · v0.1.0

A deliberately small, local-first browser extension developed inside Startup Lab and taken through build, verification, human acceptance and public release.

  • Manifest V3
  • Local-first
  • SHA-256 integrity
  • Markdown / JSON export
View on Microsoft Edge Add-onsRead Build Log 001Privacy & technical details
Darja Rihla Evidence Capture browser extension showing source capture, research note and evidence export controls
Actual product interface · public release · v0.1.0
ResearchCaptureEvidenceFindingReport

The lab indexEvery Startup Lab entry as it is published

Lab architecture

One operating hub. Four evidence layers.

Four ways of working in the open, not a fixed taxonomy. The structure is intentionally expandable, and new entries appear only when real work exists.

01Case record

Build Logs

Chronological, evidence-rich accounts of what was built, tested and learned.

Active · Log 001
02Operating doctrine

Frameworks

Methods extracted from completed work so the next build starts with stronger discipline.

Active · Release framework 01
03Bounded trial

Experiments

Bounded tests with visible assumptions, constraints, results and stop conditions.

Opens when evidence exists
04External artifact

Products & releases

Artifacts that crossed from internal build into public distribution.

LIVE · Evidence Capture v0.1.0

Framework 01 · extracted from Build Log 001

Build → VerifyProve → Publish

Each step has to produce evidence the next step can be checked against.

  1. 01BuildCreate the artifact.
  2. 02VerifyTest code, structure and dependencies.
  3. 03ProveRun the real artifact in the real environment.
  4. 04PublishExpose it to external review.