Workflow Automation Open Source Tools

Alternative toRetool

Build internal tools with a low-code drag-and-drop UI

• 41,095 GitHub stars
• Apache-2.0Licence Apache-2.0

Alternative toUnstructured.io

Convert documents to clean markdown and JSON with open source AI.

• 40,566 GitHub stars
• Apache-2.0Licence Apache-2.0
• #LLM

Alternative toLSEG Workspace (formerly Refinitiv Eikon)

Open source foundation model for financial candlestick data

• 40,317 GitHub stars
• MITLicence MIT
• #LLM

Alternative toSnagit

Screenshot and record with 80+ upload destinations on Windows

• 40,240 GitHub stars
• GPL-3.0Licence GPL-3.0

Alternative toSlack

Team messaging for security-sensitive teams with air-gap support

• 39,388 GitHub stars
• #Chat

Alternative toHootsuite

Schedule content on 20+ social networks with AI writing support

• 37,449 GitHub stars
• AGPL-3.0Licence AGPL-3.0

Alternative toMicrosoft OneDrive

Self-hosted collaboration hub with file sync, calendar, and messaging.

• 37,178 GitHub stars
• AGPL-3.0Licence AGPL-3.0

Alternative toABBYY FineReader PDF

Make scanned PDFs searchable and copy-pasteable in one command.

• 35,105 GitHub stars
• MPL-2.0Licence MPL-2.0

Alternative toGlean

Self-hosted knowledge base with RAG search, AI agent, and wiki

• 34,874 GitHub stars
• MITLicence MIT
• #LLM

Alternative toJev

Multilingual decision engine for typed answers without text generation

• 33,527 GitHub stars
• Apache-2.0Licence Apache-2.0
• #LLM