Company

OpenSpec

OpenSpec is a lightweight, configurable framework for creating and managing software specifications. It helps teams and coding agents capture what to build in a spec, refine requirements, and verify that the implementation matches the spec. The product is distributed as an open-source CLI under the MIT license and is aimed at developers building software with AI coding tools.

Linked from openspec.dev · checked 29 Oct

Visit openspec.dev

Status: Active; Checked 29 Oct 2026
Y Combinator: Winter 2026; Batch W26
Based in: Unknown
Founded: Unknown; Not confirmed yet
Tools listed: 1

Tools from OpenSpec

OpenSpec
A lightweight, configurable framework for writing and managing software specs alongside AI coding tools
Coding · Install · Checked 29 Oct 2026
Pricing not confirmedThe CLI is MIT-licensed open source; verify any cost for the AI coding tool you pair it with.

When OpenSpec launches another product, it gets its own record here.

History

Free account

See OpenSpec’s history

Renames, moves, pivots and launches, dated and sourced. Free with an account.

Momentum

Free account

See OpenSpec’s momentum

Launch traction, hiring and release activity, tracked over time. Free with an account.

Where this comes from

Company website: Product, pricing and policy pages
YC directory mirror: Batch and company name
Human review: Checked by a person
manual_review

Company facts stay “unknown” until a source confirms them.