State of Open Source
September 2026
TheCollection
745 hand-picked open-source projects. OSS has matured — production-grade, actively maintained, and ready to replace your SaaS stack.
Hand-curated · Not scraped
25+ signals tracked per project
Last updated: 22 September 2026
66%
score Excellent health
78%
actively maintained
241
SaaS products with credible OSS alternatives
Combined Stars
15.7M
Contributors
160.5K
Total Commits
6.8M
Forks
1.9M
Scroll
01
The Catalog
745 apps across 53 categories, in whatever language and license fit the project.
Languages
TypeScript39%Python14%Go13%Rust9%JavaScript7%Other18%
Categories
53
categories, from AI agents to dev tools
Licenses
28%
ship under MIT License — the rest split across 7 other licenses
Apache License 2.0
23% · 173 apps
Custom / Unknown
21% · 154 apps
GNU AGPLv3
18% · 131 apps
GNU GPLv3
5% · 39 apps
02
Project Vitals
Every app scored three independent ways, plus how actively it's maintained — across the whole collection.
Repo Health
Excellent488Good132Fair89Needs Work36
Technical Score
Excellent339Good364Fair35Needs Work7
Dependency Health
Excellent24Good625Fair5Needs Work0
Highest Rated
Top projects by technical quality score
1
Grist
Arch 95Code 88Innov 88
93
/100
2
Godot Engine
Arch 93Code 82Innov 90
91
/100
3
Supabase
Arch 88Code 85Innov 90
91
/100
4
Bun
Arch 92Code 92Innov 88
91
/100
5
Grafana
Arch 88Code 92Innov 90
91
/100
6
mesh-llm
Arch 85Code 90Innov 88
91
/100
7
rakazo
Arch 92Code 93Innov 85
91
/100
8
marimo
Arch 92Code 88Innov 93
90.8
/100
9
WrenAI
Arch 90Code 85Innov 88
90.8
/100
10
GPT Researcher
Arch 88Code 82Innov 92
90.5
/100
The Opportunity
03
Most Covered SaaS
SaaS products with the most open source coverage
241
total SaaS covered
Ready to explore?
Browse our full collection of open-source applications and find the perfect tools for your next project.
