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Open Source Alternatives

List of open-source alternatives to everyday SaaS products.

btw-so/open-source-alternatives
Open GitHub
List stars
8,734
README repos
146
Indexed repos
145
List commits
59
Forks
365
Open issues
47

Tracked list growth

GitHub stars and default-branch commits for btw-so/open-source-alternatives.

Latest scan 2026-09-03 10:49

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Indexed repositories

9 repos matching these filters.

Framework: cobra
Latest repo push 2026-09-04

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prometheus/prometheus

The Prometheus monitoring system and time series database.

AI dev
Stack
Go Cobra gRPC Go React Vite Go modules npm pnpm
GitHub topics
#alerting #graphing #hacktoberfest #metrics #monitoring #prometheus
Updated
2026-08-03
Lists
5 list mentions
First commit
2012-11-24
License
Apache-2.0
Issues
899 open
Sign in to like prometheus/prometheus
65,527
stars
Forks
10,738
Commits
18,207 commits
Star growth, last 7 days
No 7-day history
Commit velocity, last 7 days
No 7-day history
Website GitHub
siyuan-note/siyuan

An open-source, privacy-first, self-hosted knowledge workspace where humans and AI agents work together 开源、隐私优先、自托管的知识工作空间，让人与智能体在此协作

AI dev
Stack
TypeScript Cobra Electron Gin Go modules pnpm
GitHub topics
#agentic-ai #ai-agent #digital-garden #electron #knowledge-base #knowledge-graph
Updated
2026-09-02
Lists
5 list mentions
First commit
2020-08-30
License
AGPL-3.0
Issues
75 open
Sign in to like siyuan-note/siyuan
46,106
stars
Forks
2,976
Commits
27,108 commits
Star growth, last 7 days
0 0.0%
Commit velocity, last 7 days
0 0.0%
Website GitHub
milvus-io/milvus

Milvus is a high-performance, cloud-native vector database built for scalable vector ANN search

AI dev
Stack
Go Axum Cobra Gin gRPC Go Cargo CMake Conan
GitHub topics
#anns #cloud-native #diskann #distributed #embedding-database #embedding-similarity
Updated
2026-09-04
Lists
8 list mentions
First commit
2019-03-18
License
Apache-2.0
Issues
1,320 open
Sign in to like milvus-io/milvus
45,963
stars
Forks
4,223
Commits
25,502 commits
Star growth, last 7 days
+106 +0.2%
Commit velocity, last 7 days
+49 +0.2%
Website GitHub
mattermost/mattermost

Mattermost is an open source platform for secure collaboration across the entire software development lifecycle..

AI dev
Stack
TypeScript Cobra Express gRPC Go React Go modules npm
GitHub topics
#collaboration #golang #hacktoberfest #mattermost #monorepo #react
Updated
2026-08-23
Lists
6 list mentions
First commit
2015-06-15
License
NOASSERTION
Issues
967 open
Sign in to like mattermost/mattermost
38,889
stars
Forks
8,929
Commits
23,131 commits
Star growth, last 7 days
No 7-day history
Commit velocity, last 7 days
No 7-day history
Website GitHub
weaviate/weaviate

Weaviate is an open-source vector database that stores both objects and vectors, allowing for the combination of vector search with structured filtering with the fault tolerance and scalability of a cloud-native database​.

AI dev
Stack
Go Cobra gRPC Go pytest Go modules PEP 517 pip
GitHub topics
#approximate-nearest-neighbor-search #generative-search #grpc #hnsw #hybrid-search #image-search
Updated
2026-08-22
Lists
4 list mentions
First commit
2016-03-30
License
BSD-3-Clause
Issues
695 open
Sign in to like weaviate/weaviate
16,745
stars
Forks
1,374
Commits
28,703 commits
Star growth, last 7 days
No 7-day history
Commit velocity, last 7 days
No 7-day history
Website GitHub
jitsucom/jitsu

Jitsu is an open-source Segment alternative. Fully-scriptable data ingestion engine for modern data teams. Set-up a real-time data pipeline in minutes, not days

AI dev
Stack
TypeScript Cobra Express Gin gRPC Go Go modules npm pnpm
GitHub topics
#bigquery #clickhouse #data-collection #data-connectors #data-integration #golang
Updated
2026-08-21
Lists
2 list mentions
First commit
2022-06-22
License
MIT
Issues
32 open
Sign in to like jitsucom/jitsu
5,038
stars
Forks
395
Commits
3,501 commits
Star growth, last 7 days
No 7-day history
Commit velocity, last 7 days
No 7-day history
Website GitHub
dotenx/dotenx

No-code and Low-code all-in-one platform to build landing pages, websites, web applications, APIs, automations. An alternative for Wix, Webflow, Zapier, and more

Stack
TypeScript Cobra Gin gRPC Go React Go modules npm pip
GitHub topics
#application-launcher #automation #backend #form #golang #no-code
Updated
2024-04-13
Lists
1 list mention
First commit
2022-01-30
License
NOASSERTION
Issues
27 open
Sign in to like dotenx/dotenx
649
stars
Forks
67
Commits
1,202 commits
Star growth, last 7 days
No 7-day history
Commit velocity, last 7 days
No 7-day history
Website GitHub