Open Source Alternatives to Appian
35 open source Low-Code Development options similar to Appian, ranked by named competitors first, sector overlap, and our 0-100 AI-readiness score. Every company listed publishes its source: each one carries an open source sector tag and a public GitHub repository.
Camunda Services GmbHNot ratedCompany
Open source · Self-hostable
Camunda Inc.Not ratedCompany
Open source · Self-hostable
Camunda Pte. LimitedNot ratedCamunda provides an open-source process automation platform for orchestrating human and system workflows.
Open source · Self-hostable
KiloClawNot ratedA managed, private, and production-grade environment for OpenClaw, offering access to over 500 AI models and essential tools.
Open source · Self-hostable
CuaNot ratedCua provides an open-source framework and cloud desktops for AI agents to control operating systems and desktop applications across Linux, Windows, macOS, and Android.
Open source
LinuxedNot ratedLinuxed provides an AI-powered platform for Linux system administration, automation, and infrastructure management.
Open source · Self-hostable
Elementary DataNot ratedElementary Data provides a unified data control plane for the AI era, offering observability, quality, governance, and discovery for data and AI reliability.
Open source
OpenOpsNot ratedNo-code, open-source cloud automation platform for FinOps and custom solutions.
Open source · Self-hostable
KantuNot ratedOpen-source browser extension and RPA software for automating web and desktop workflows.
Open source · Self-hostable
CommaAgentNot ratedBest free & open source AI personal assistant.
Open source
MCP.soNot ratedA community-driven marketplace for discovering and deploying Model Context Protocol (MCP) servers and clients.
Open source · Self-hostable
UI.Vision RPANot ratedFree, open-source RPA software for browser and desktop automation using computer vision and AI.
Open source · Self-hostable
- GEGeniANot rated
Open-source AI platform engineering team member for production environments, automating tasks and learning tools.
Open source · Self-hostable
DatabricksNot ratedA unified data analytics and AI platform built on the lakehouse architecture.
Open source · Self-hostable
Together AINot ratedTogether AI offers an AI-native cloud platform providing high-performance inference APIs, GPU clusters, and fine-tuning capabilities for open-source AI models.
Open source · Self-hostable
ScyllaDBNot ratedScyllaDB is a high-performance, low-latency NoSQL database for data-intensive applications, designed to scale with modern infrastructure.
Open source · Self-hostable
CodefreshNot ratedOctopus Deploy provides a unified platform for continuous delivery, automating deployments, runbooks, and operations for modern applications.
Open source · Self-hostable
DragonflyDBNot ratedSource-available, multi-threaded Redis replacement for modern cloud workloads.
Open source · Self-hostable
CIQNot ratedSponsors of OpenWALDO, a community-driven initiative for open-source AI training data, and provider of enterprise Linux, HPC, and AI infrastructure software.
Open source
Steel.devNot ratedCloud-based browser API for AI agents, simplifying web automation with anti-bot protection and session persistence.
Open source · Self-hostable
AppwriteNot ratedOpen-source backend-as-a-service platform for building scalable applications.
Open source · Self-hostable
pgEdge, Inc.Not ratedpgEdge offers distributed PostgreSQL that is optimised for the network edge in order to reduce data latency.
Open source · Self-hostable
SereneDBNot ratedA real-time search analytics database unifying search and analytics in a single platform.
Open source · Self-hostable
RelAINot ratedAn open-source platform for building, simulating, evaluating, and optimizing reliable AI agents.
Open source · Self-hostable
NoobaaNot ratedNooBaa provides an open-source, S3-compatible object storage platform for managing data across private and public clouds.
Open source · Self-hostable
SkySQLNot ratedProvides enterprise-grade database solutions based on the open-source MariaDB, offering advanced features, security, and scalability.
Open source · Self-hostable
ResponsiveNot ratedPlatform for developers building stateful reactive applications on the modern cloud with object store native databases.
Open source · Self-hostable
Apache CassandraNot ratedOpen-source, distributed NoSQL database for handling large-scale, high-availability data without compromising performance.
Open source · Self-hostable
WhisperWebNot ratedFree in-browser Whisper transcription and subtitle editor; audio stays on your device.
Open source
ChartDBNot ratedVisualize, edit, and collaborate on database schemas instantly with a powerful DB diagram editor.
Open source · Self-hostable
- ProcfuncNot rated
A service written as a plain Go function, supervised by lesiw.io/proc for reliability and distribution.
Open source
FINLAI designsNot ratedDevelops digitalization partnerships, local IT security software (NoRisk), and AI agents for sole proprietors and SMEs.
Open source
RealnasNot ratedOpen-source Network Attached Storage (NAS) operating system based on FreeBSD, managing ZFS, SMB, NFS, users, snapshots, and boot environments.
Open source · Self-hostable
KubeVirtNot ratedContainer-native virtualization for Kubernetes, enabling VMs and containers to run side-by-side.
Open source · Self-hostable
.NETNot ratedA free, cross-platform, open-source developer platform for building many types of applications.
Open source · Self-hostable

