OpenSpec
Spec-driven development (SDD) for AI coding assistants.
- ai
- context-engineering
- engineering
- planning
- prd
- sdd
- sdlc
- spec
- spec-driven-development
- specification
- Stars
- 70,869
- Forks
- 4,868
- + today
- +6
- Created
- 1y
Ranking data as of October 1, 2026 (UTC).
Overview
Spec-driven development (SDD) for AI coding assistants. It ranks #251 on GitTiger, gaining +6 stars on October 1, 2026 (UTC).
The project is written in TypeScript and has 4,868 forks. It was created 1y ago.
Installation
git clone https://github.com/Fission-AI/OpenSpec.git
cd OpenSpec
# see README for setup