Notesnook
streetwriters
A fully open source & end-to-end encrypted note taking alternative to Evernote.
Productivity AutomationSkill source unconfirmed
14.2KGitHub
OPENAGENTSKILL / DIRECTORY
AI Agent Skills
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Results · “chatgpt-alternative”
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Candidates in this shortlist, not the full registry. GitHub stars belong to repositories, not individual skills.
Results: 115
ChatPaper
kaixindelele
Use ChatGPT to summarize the arXiv papers. 全流程加速科研，利用chatgpt进行论文全文总结+专业翻译+润色+审稿+审稿回复
19.6KGitHub
OpenStock
Open-Dev-Society
OpenStock is an open-source alternative to expensive market platforms. Track real-time prices, set personalized alerts, and explore detailed company insights — built ope…
FinanceSkill source unconfirmed
13.3KGitHub
13.1KGitHub
Rybbit
rybbit-io
🐸 Rybbit - open-source and privacy-friendly alternative to Google Analytics that is 10x more intuitive.
MarketingSkill source unconfirmed
12.3KGitHub
Claude Obsidian
AgriciDaniel
Self-organizing AI second brain for Obsidian + Claude Code. Drop any source and Claude reads, links, and files it into one connected knowledge graph of plain Markdown yo…
10.7KGitHub
12.2KGitHub
Ubicloud
ubicloud
Open source alternative to AWS. Elastic compute, block storage (non replicated), firewall and load balancer, managed Postgres, K8s, AI inference, and IAM services.
Github AutomationSkill source unconfirmed
12.1KGitHub
Manticoresearch
manticoresoftware
Easy to use open source fast database for search | Good alternative to Elasticsearch | Drop-in replacement for E in the ELK stack
ResearchSkill source unconfirmed
11.8KGitHub
Quickwit
quickwit-oss
Cloud-native search engine for observability. An open-source alternative to Datadog, Elasticsearch, Loki, and Tempo.
ResearchSkill source unconfirmed
11.3KGitHub
Piped
TeamPiped
An alternative privacy-friendly YouTube frontend which is efficient by design.
LegalSkill source unconfirmed
10KGitHub
Papermark
papermark
Papermark is the open-source DocSend alternative with built-in analytics and custom domains.
Document ProcessingSkill source unconfirmed
8.8KGitHub
Presenton
presenton
Open-Source AI Presentation Generator and API (Gamma, Beautiful AI, Decktopus Alternative)
Agent FrameworksSkill source unconfirmed
8.3KGitHub
8KGitHub
Automatisch
automatisch
The open source Zapier alternative. Build workflow automation without spending time and money.
AutomationSkill source unconfirmed
13.9KGitHub
OmniVoice Studio
debpalash
The open-source ElevenLabs alternative for local voice cloning, design, create, dubbing and dictation Desktop App
Media AutomationSkill source unconfirmed
7.6KGitHub