Work · alternatives · 2026

Lean Specs is a project management tool designed for teams to create specifications and estimates collaboratively. It helps professionals organize project requirements and planning in a streamlined format. The platform… Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Lean Specs - Simple project specifications and estimates launched in 2012; newer entries below may have overtaken it.

1. 1
   Leanbe▲484

   Data-driven smart roadmap generation platform

   2021 · productmix.com · its alternatives →

2. 2
   Roadmap beta▲832

   Plan projects and manage resources with ease.

   2017 · onroadmap.com · its alternatives →

3. 3
   Leantime▲79

   Lean project management for startups & small teams

   2018 · leantime.io · its alternatives →

4. 4
   Leanbe 2.0▲349

   Make better product decisions, driven by data and AI

   2023 · productmix.com · its alternatives →

5. 5
   Leantime 2.1 – open-source Project Management System▲12

   2020 · leantime.io · its alternatives →

6. 6
   Spec Coding by Capacity▲302

   Vibe Coding with a planning assistant to build with clarity

   Jan 2026 · capacity.so · its alternatives →

7. 7
   Leantime 2.1▲92

   Open source project management for innovators

   2020 · leantime.io · its alternatives →

8. 8
   Open-source project management system for small teams and startups▲28

   Leantime is a goals focused project management system for non-project managers. Building with ADHD, Autism, and dyslexia in mind. - Leantime/leantime

   2019 · github.com · its alternatives →

9. 9
   Quickmetrics▲267

   Quickly collect and visualize custom metrics

   2019 · its alternatives →

10. 10
    Lean Service Creation▲149

    Open source design process and toolkit

    2017 · futurice.com · its alternatives →

11. 11
    Stacks Beta▲189

    Your personal kanban to do and project manager

    2020 · its alternatives →

12. 12
    Superthread (0.1)▲349

    Project management tool with integrated tasks & docs

    2023 · superthread.com · its alternatives →

13. 13
    NotionMetrics▲262

    Your most important metrics, live in Notion

    2020 · notionmetrics.com · its alternatives →

14. 14
    Hivel▲192

    Build High Velocity teams

    2022 · hivel.ai · its alternatives →

15. 15
    Leanweb – toolset for generating web components based web project▲31

    Builds framework agnostic web components. Contribute to elgs/leanweb development by creating an account on GitHub.

    2019 · github.com · its alternatives →

16. 16
    Middleware▲257

    Open-source DORA metrics for software engineering teams

    2024 · github.com · its alternatives →

17. 17
    Proofbase▲96

    Build and manage lean start up experiments

    2023 · proofbase.io · its alternatives →

18. 18
    Baremetrics Benchmarks▲224

    Benchmark your SaaS metrics with other startups

    2018 · baremetrics.com · its alternatives →

19. 19
    Launch.Specs▲7

    From Sketch to Specs, Build-Ready in Minutes!

    2025 · launch-specs.web.app · its alternatives →

20. 20
    Running Lean▲144

    An exacting strategy for achieving a product/market fit

    2015 · amazon.com · its alternatives →

21. 21
    WorkStats▲62

    Quantify productivity; Tally from GitHub, Asana, and Slack.

    2022 · its alternatives →

22. 22
    KanbanFlow▲74

    Lean project management, simplified

    2015 · kanbanflow.com · its alternatives →

23. 23
    Leantime – OpenSource Project Management▲12

    Leantime is a goals focused project management system for non-project managers. Building with ADHD, Autism, and dyslexia in mind. - Leantime/leantime

    2015 · github.com · its alternatives →

24. 24
    Stacks 2▲63

    Privacy conscious project management

    2023 · getstacksapp.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →