API Tools
405 tools ranked by company adoption across the API Evangelist network.
| # | Tool | Companies | Tags |
|---|---|---|---|
| 1 | Apache Spark | 562 | Big Data, Data Processing, Analytics, Distributed Computing |
| 2 | Apache Spark | 562 | Apache Spark |
| 3 | Python | 523 | Python |
| 4 | React | 404 | React |
| 5 | Kubernetes Operators | 394 | Kubernetes, Automation, Infrastructure, DevOps, Cloud Native |
| 6 | SOPS | 372 | Security, Encryption, Secrets Management, DevOps, Configu... |
| 7 | Kubernetes | 340 | Container Orchestration, DevOps, Cloud Native, Infrastruc... |
| 8 | Git | 338 | Version Control, Development Tools, Open Source |
| 9 | Linux | 336 | Operating System, Open Source, Kernel, Unix, Server, Infr... |
| 10 | Spring | 323 | Java, Framework, Backend, Enterprise, Dependency Injection |
| 11 | Spring Framework | 323 | Java, Framework, Enterprise, Dependency Injection, Backend |
| 12 | Docker | 316 | Containers, Containerization, DevOps, Infrastructure, Pla... |
| 13 | Terraform | 311 | Infrastructure As Code, DevOps, Cloud, Automation |
| 14 | Node.js | 275 | Node.js |
| 15 | Jenkins | 261 | CI/CD, Automation, DevOps, Continuous Integration, Contin... |
| 16 | PowerShell | 259 | Scripting, Automation, Shell, Command Line, Microsoft, Sy... |
| 17 | Apache Kafka | 242 | Streaming, Messaging, Event Driven, Real Time, Pub Sub |
| 18 | PostgreSQL | 241 | Database, SQL, Open Source, Relational Database |
| 19 | Angular | 241 | Angular |
| 20 | Buildpacks | 235 | Containers, Build Tools, CI/CD, Cloud Native |
| 21 | Ansible | 228 | Automation, Configuration Management, Infrastructure As C... |
| 22 | PyTorch | 225 | Machine Learning, Deep Learning, Python, Artificial Intel... |
| 23 | Chef | 209 | Configuration Management, Infrastructure As Code, DevOps,... |
| 24 | Apache | 204 | Apache |
| 25 | Vue.js | 191 | JavaScript, Frontend, Framework, Web Development, SPA, UI |
| 26 | Grafana | 188 | Observability, Analytics, Monitoring, Visualization, Dash... |
| 27 | Apache Airflow | 188 | Workflow Orchestration, Data Engineering, Python, Schedul... |
| 28 | TensorFlow | 186 | Machine Learning, Deep Learning, Python, Neural Networks, AI |
| 29 | Hugging Face Transformers | 186 | Machine Learning, Natural Language Processing, Deep Learn... |
| 30 | MySQL | 176 | Database, SQL, Open Source, Relational Database |
| 31 | Swift | 175 | Programming Language, iOS, macOS, Apple, Mobile Development |
| 32 | Prometheus | 175 | Monitoring, Observability, Time Series, Alerting, Metrics |
| 33 | MongoDB | 171 | Database, NoSQL, Document Store |
| 34 | Vault | 170 | Security, Secrets Management, Encryption, Identity Manage... |
| 35 | Hashicorp Vault | 170 | Security, Secrets Management, Encryption, DevOps |
| 36 | Elastic Stack | 168 | Search, Analytics, Logging, Monitoring, Visualization |
| 37 | Spring Boot | 163 | Java, Framework, Web Development, Microservices, Backend |
| 38 | Elk | 163 | Mastodon, Social Media, Fediverse, Vue, Nuxt |
| 39 | Elk Stack | 163 | Logging, Monitoring, Analytics, Search, Visualization |
| 40 | Apache Traffic Server | 162 | Caching Proxy, CDN, HTTP, Reverse Proxy, Edge Computing |
| 41 | Flux | 156 | AI, Image Generation, Machine Learning, Text To Image, Op... |
| 42 | Scala | 155 | Scala |
| 43 | Selenium | 148 | Testing, Automation, Web Development |
| 44 | Pandas | 146 | Python, Data Analysis, Data Manipulation, Data Science |
| 45 | PySpark | 141 | Big Data, Python, Distributed Computing, Data Processing,... |
| 46 | Apache APR | 138 | Portable Runtime, C, Cross Platform, System Library, Apac... |
| 47 | Elasticsearch | 137 | Search Engine, Analytics, Distributed System, NoSQL, Real... |
| 48 | Apache Hadoop | 137 | Big Data, Distributed Storage, MapReduce, HDFS, Batch Pro... |
| 49 | Apache Drill | 130 | SQL, Schema Free, Big Data, Hadoop, Query Engine |
| 50 | Helm | 125 | Kubernetes, Package Manager, DevOps, Container Orchestration |
| 51 | NumPy | 123 | Python, Scientific Computing, Data Science, Machine Learn... |
| 52 | Cloud Custodian | 118 | Cloud Security, Compliance, Cost Optimization, Policy as ... |
| 53 | Redis | 117 | Database, Cache, In-Memory, NoSQL, Key-Value Store |
| 54 | Radius | 117 | Cloud Native, Application Platform, Multi Cloud, Infrastr... |
| 55 | Playwright | 115 | Testing, Automation, Web Development, Browser Testing |
| 56 | Nexus | 112 | Repository Manager, Artifact Management, DevOps, CI/CD |
| 57 | FastAPI | 109 | Python, Web Framework, API, Asynchronous |
| 58 | Perl | 107 | Perl |
| 59 | Jest | 107 | Testing, JavaScript, Unit Testing, Snapshot Testing |
| 60 | JUnit | 106 | Java, Testing, Unit Testing |
| 61 | Apache Maven | 101 | Build Tool, Java, Dependency Management, Project Manageme... |
| 62 | SonarQube | 97 | Code Quality, Static Analysis, Security, DevOps |
| 63 | OpenTelemetry | 96 | Observability, Monitoring, Tracing, Metrics, Logging, Clo... |
| 64 | gRPC | 93 | RPC, API, Protocol Buffers, HTTP/2, Microservices |
| 65 | Argo | 92 | Kubernetes, Workflows, CI/CD, GitOps |
| 66 | Apache Hive | 89 | Data Warehouse, SQL, Big Data, Hadoop, Analytics |
| 67 | RabbitMQ | 88 | Message Queue, Message Broker, AMQP, Distributed Systems,... |
| 68 | Kotlin | 87 | Kotlin |
| 69 | SVN | 86 | Version Control, Source Control, Apache |
| 70 | Apache Subversion | 86 | Version Control, SCM, Centralized Vcs, Source Code Manage... |
| 71 | Apache Groovy | 82 | Programming Language, JVM, Scripting, Dynamic Language, DSL |
| 72 | Redux | 78 | State Management, JavaScript, React, Frontend |
| 73 | Django | 78 | Python, Web Framework, Backend, MVC, ORM |
| 74 | C++ | 78 | C++ |
| 75 | Puppet | 77 | Configuration Management, Infrastructure As Code, DevOps,... |
| 76 | Harbor | 77 | Container Registry, Security, Cloud Native, Artifact Mana... |
| 77 | Apache Axis | 76 | Web Services, SOAP, WSDL, Java, XML |
| 78 | Apache Cassandra | 75 | NoSQL, Distributed Database, Wide Column, High Availabili... |
| 79 | Packer | 74 | Infrastructure As Code, DevOps, Automation, Image Building |
| 80 | Apache Storm | 74 | Streaming, Real Time, Distributed Computing, Event Proces... |
| 81 | Apache Spatial | 74 | Geospatial, Spatial Data, GIS, Data Processing, Coordinates |
| 82 | Apache Synapse | 73 | ESB, Mediation, Web Services, Integration, SOA |
| 83 | Apache Atlas | 72 | Data Governance, Metadata, Data Lineage, Classification, ... |
| 84 | Wireshark | 71 | Network Analysis, Packet Capture, Security, Monitoring |
| 85 | PHP | 71 | PHP |
| 86 | Hibernate | 71 | Java, ORM, Database, Persistence, JPA |
| 87 | Apache Ignite | 69 | In Memory, Distributed Database, Caching, Compute Grid, SQL |
| 88 | Lima | 68 | Virtualization, Containers, macOS, Linux |
| 89 | jQuery | 68 | JavaScript, Library, DOM Manipulation, Ajax, Web Development |
| 90 | Cortex | 67 | Machine Learning, Model Deployment, API, MLOps, Open Source |
| 91 | Apache JMeter | 66 | Performance Testing, Load Testing, Testing, Java |
| 92 | Apache Flink | 66 | Stream Processing, Big Data, Distributed Computing, Real-... |
| 93 | Kibana | 62 | Data Visualization, Analytics, Monitoring, Elasticsearch,... |
| 94 | Cucumber | 62 | Testing, BDD, Automation, Quality Assurance |
| 95 | Eclipse | 61 | IDE, Java, Development Tools |
| 96 | Lightning Web Components | 60 | JavaScript, Web Components, Salesforce, Frontend, Framework |
| 97 | Istio | 59 | Service Mesh, Microservices, Kubernetes, Cloud Native |
| 98 | Porter | 57 | Kubernetes, Package Manager, CNAB, DevOps, Cloud Native |
| 99 | OpenSearch | 57 | Search, Analytics, Distributed Systems, Open Source |
| 100 | Kubeflow | 57 | Machine Learning, Kubernetes, MLOps, Data Science, Model ... |
| 101 | Matplotlib | 56 | Python, Data Visualization, Plotting, Charts, Graphing |
| 102 | Llama | 56 | Large Language Models, Natural Language Processing, Machi... |
| 103 | Apache Beam | 56 | Apache Beam |
| 104 | Apache Turbine | 55 | Web Framework, Java, Servlet, Rapid Development, Security |
| 105 | Apache OpenJPA | 55 | JPA, ORM, Java, Persistence, Database |
| 106 | Ubuntu | 54 | Operating System, Linux, Open Source, Debian |
| 107 | Apache Olingo | 54 | OData, REST, Java, API, Data Services |
| 108 | Apache Commons | 54 | Java, Libraries, Utilities, Reusable Components, Collections |
| 109 | Apache Tomcat | 53 | Java, Web Server, Servlet Container, Application Server |
| 110 | Apache Traffic Control | 53 | CDN, Traffic Management, Content Delivery, Caching, Netwo... |
| 111 | React Native | 50 | Mobile Development, JavaScript, Cross-Platform, Frontend |
| 112 | Apache Parquet | 50 | Columnar Storage, File Format, Big Data, Compression, Ana... |
| 113 | Vite | 46 | Build Tool, Frontend, Development Server |
| 114 | Apache Tcl | 46 | Tcl, Apache HTTP, Scripting, Web Development, mod_tcl |
| 115 | Apache James | 46 | Email Server, SMTP, IMAP, Mail, Java |
| 116 | Jupyter | 45 | Jupyter |
| 117 | Open Policy Agent | 44 | Policy As Code, Security, Authorization, Cloud Native, Go... |
| 118 | Apache Roller | 44 | Blogging, Content Management, Java, Multi User, Web Appli... |
| 119 | Apache Iceberg | 44 | Table Format, Data Lake, Analytics, Big Data, ACID |
| 120 | Blender | 42 | 3D Modeling, Animation, Rendering, Open Source |
| 121 | Semantic Kernel | 40 | AI, LLM, Orchestration, SDK, Agents |
| 122 | WordPress | 39 | WordPress |
| 123 | eBPF | 39 | eBPF |
| 124 | Appium | 39 | Mobile Testing, Test Automation, iOS, Android, Cross-Plat... |
| 125 | Sonar | 38 | Code Quality, Static Analysis, Security, DevOps, CI/CD |
| 126 | Pulumi | 38 | Infrastructure As Code, Cloud, DevOps, Automation |
| 127 | Nginx | 37 | Web Server, Reverse Proxy, Load Balancer, HTTP Server |
| 128 | Mockito | 36 | Java, Testing, Mocking, Unit Testing |
| 129 | Apache ShenYu | 36 | API Gateway, Microservices, High Performance, Plugins, Pr... |
| 130 | Spring Cloud Stream | 34 | Java, Messaging, Microservices, Event-Driven, Spring |
| 131 | JBoss | 34 | Application Server, Java, Enterprise, Middleware |
| 132 | OpenStack | 33 | Cloud Platform, Infrastructure As A Service, Open Source,... |
| 133 | Apache Hop | 32 | Data Engineering, Data Pipelines, ETL, Visual Programming... |
| 134 | Apache Arrow | 32 | Columnar Data, In Memory, Cross Language, Data Interchang... |
| 135 | Backstage | 31 | Developer Portal, Infrastructure, Service Catalog, Docume... |
| 136 | Apache HBase | 31 | NoSQL, Big Data, Wide Column, Hadoop, Distributed Database |
| 137 | Envoy | 29 | Envoy |
| 138 | Zabbix | 28 | Monitoring, Infrastructure, Open Source, Network Manageme... |
| 139 | Apache Cordova | 28 | Mobile Development, Cross Platform, Hybrid Apps, JavaScri... |
| 140 | YARN | 26 | YARN |
| 141 | Apache MINA | 26 | Networking, Java, NIO, High Performance, Protocol Framework |
| 142 | Apache DB | 26 | Database, Derby, Java, SQL, Embedded Database |
| 143 | Apache ActiveMQ | 26 | Messaging, Message Broker, JMS, Pub Sub, Queue |
| 144 | Spring Security | 25 | Security, Java, Spring, Authentication, Authorization |
| 145 | Podman | 25 | Containers, DevOps, Virtualization |
| 146 | Apache Avro | 25 | Data Serialization, Binary Format, Schema Evolution, Big ... |
| 147 | Linkerd | 24 | Service Mesh, Kubernetes, Observability, Security, Micros... |
| 148 | Apache NiFi | 24 | Data Flow, ETL, Data Integration, Automation, Visual Prog... |
| 149 | Apache Camel | 24 | Integration, Enterprise Integration Patterns, Routing, Mi... |
| 150 | Ansible Playbooks | 24 | Automation, Configuration Management, Infrastructure As C... |
| 151 | Spring Data | 23 | Java, Framework, Database, ORM, Data Access |
| 152 | Spring Cloud | 23 | Java, Microservices, Distributed Systems, Cloud |
| 153 | NUnit | 23 | Testing, .NET, Unit Testing |
| 154 | Logstash | 21 | Data Processing, ETL, Log Management, Pipeline |
| 155 | ClickHouse | 21 | Database, Analytics, OLAP, Column Store, Big Data |
| 156 | Apache Ranger | 21 | Security, Access Control, Hadoop, Authorization, Data Gov... |
| 157 | Apache ORC | 21 | Columnar Storage, File Format, Hadoop, Compression, Analy... |
| 158 | NATS | 19 | Message Broker, Pub Sub, Microservices, Cloud Native, IoT |
| 159 | Dex | 19 | Authentication, Identity Provider, OpenID Connect, OIDC, ... |
| 160 | Apache Impala | 19 | SQL, MPP, Hadoop, Analytics, Query Engine |
| 161 | Apache FreeMarker | 19 | Template Engine, Java, HTML Generation, Text Processing, MVC |
| 162 | Apache Solr | 18 | Search Engine, Full Text Search, Enterprise Search, Facet... |
| 163 | Apache Pig | 18 | Hadoop, MapReduce, Scripting, Pig Latin, Data Processing |
| 164 | Stacker | 17 | No-Code, Low-Code, Application Development, Workflow Auto... |
| 165 | Keycloak | 17 | Authentication, Authorization, Identity Management, SSO, ... |
| 166 | Jaeger | 17 | Distributed Tracing, Observability, Monitoring, Microserv... |
| 167 | PuTTY | 16 | SSH Client, Terminal Emulator, Remote Access, Network Tools |
| 168 | Maven Central | 16 | Java, Package Manager, Build Tools, Dependency Management |
| 169 | Kubernetes Services | 16 | Kubernetes, Container Orchestration, Networking, Load Bal... |
| 170 | Copa | 16 | Benchmarks, Causal Reasoning, Common Sense |
| 171 | Apache Struts | 15 | MVC, Java, Web Framework, Enterprise, Convention Over Con... |
| 172 | Apache Helix | 15 | Cluster Management, Partitioning, Replication, Distribute... |
| 173 | Spring Batch | 14 | Java, Batch Processing, Spring Framework, Enterprise |
| 174 | SpecFlow | 14 | BDD, Testing, .NET, Automation, Gherkin |
| 175 | Docker Swarm | 14 | Container Orchestration, Clustering, Docker, DevOps |
| 176 | Apache TVM | 14 | Deep Learning, Compiler, Hardware Optimization, AI, Infer... |
| 177 | Apache Griffin | 14 | Data Quality, Big Data, Data Governance, Monitoring, Data... |
| 178 | Spring Boot Admin Console | 13 | Java, Spring Boot, Monitoring, Administration, Dashboard |
| 179 | Ethereum | 13 | Ethereum |
| 180 | Debian | 13 | Debian |
| 181 | Crossplane | 13 | Infrastructure as Code, Kubernetes, Cloud Native, Multi-C... |
| 182 | Celery | 13 | Python, Task Queue, Distributed Systems, Background Jobs,... |
| 183 | Apache Sling | 13 | Web Framework, Content Management, JCR, REST, Java |
| 184 | Apache Pulsar | 13 | Messaging, Streaming, Pub Sub, Multi Tenancy, Cloud Native |
| 185 | Apache POI | 13 | Java, Microsoft Office, Excel, Word, File Formats |
| 186 | Apache Causeway | 13 | Java, Domain Driven Design, Rapid Development, REST, Fram... |
| 187 | OpenTofu | 12 | Infrastructure As Code, DevOps, Cloud, Open Source |
| 188 | cURL | 12 | Command Line, HTTP Client, API Testing, Data Transfer |
| 189 | C# | 12 | C# |
| 190 | Apache Tez | 12 | DAG, Hadoop, YARN, Data Processing, Batch Processing |
| 191 | Koordinator | 11 | Kubernetes, Scheduling, Resource Management, QoS, Workloa... |
| 192 | Apache Mesos | 11 | Cluster Management, Resource Scheduling, Distributed Syst... |
| 193 | Apache Knox | 11 | Security, API Gateway, Hadoop, Authentication, Authorization |
| 194 | Apache Curator | 11 | ZooKeeper, Java, Distributed Coordination, Client Library... |
| 195 | Apache CouchDB | 11 | NoSQL, Document Database, JSON, HTTP API, Replication |
| 196 | Apache Bloodhound | 11 | Bug Tracking, Project Management, Issue Tracker, Trac, Co... |
| 197 | Thanos | 10 | Monitoring, Observability, Prometheus, Time Series Databa... |
| 198 | Kyverno | 10 | Policy Management, Kubernetes, Security, Governance, Clou... |
| 199 | Contour | 10 | Kubernetes, Ingress Controller, Envoy, Proxy, Networking |
| 200 | Containerd | 10 | Container Runtime, Cloud Native, Kubernetes, Docker |
| 201 | Cilium | 10 | Networking, Security, Kubernetes, eBPF, Service Mesh |
| 202 | Apache Tapestry | 10 | Web Framework, Java, Component Oriented, Productivity, Co... |
| 203 | Apache Superset | 10 | Data Visualization, BI, Dashboards, Analytics, SQL |
| 204 | Apache Submarine | 10 | Machine Learning, Deep Learning, Kubernetes, MLOps, AI |
| 205 | Apache Lucene | 10 | Search Engine, Full Text Search, Indexing, Information Re... |
| 206 | R | 9 | R |
| 207 | Capsule | 9 | CRM, Project Management, Sales, Contact Management |
| 208 | Apache ZooKeeper | 9 | Distributed Coordination, Configuration Management, Conse... |
| 209 | Apache Ozone | 9 | Object Store, Hadoop, Distributed Storage, Cloud Native, ... |
| 210 | Apache HTTP | 9 | Apache HTTP |
| 211 | Apache Royale | 8 | Cross Platform, JavaScript, ActionScript, MXML, Web Frame... |
| 212 | Apache Oozie | 8 | Workflow Scheduler, Hadoop, MapReduce, Job Orchestration,... |
| 213 | Apache Jackrabbit | 8 | Content Repository, JCR, Content Management, Java, Storage |
| 214 | Apache Ivy | 8 | Dependency Management, Ant, Java, Build Tool, Transitive ... |
| 215 | Apache Hudi | 8 | Data Lake, Incremental Processing, Upserts, Streaming, Ta... |
| 216 | Apache Felix | 8 | OSGi, Java, Modularity, Framework, Component Model |
| 217 | Apache BookKeeper | 8 | Distributed Storage, Write Ahead Log, Fault Tolerant, Low... |
| 218 | Litmus | 7 | Email Testing, Marketing Tools, Quality Assurance, Develo... |
| 219 | Consul | 7 | Service Mesh, Service Discovery, Distributed Systems, Inf... |
| 220 | Cartography | 7 | Cartography |
| 221 | Apache OpenOffice | 7 | Office Suite, Word Processor, Spreadsheet, Presentations,... |
| 222 | Apache HTTP Server | 7 | Web Server, HTTP, Reverse Proxy, Load Balancing, Security |
| 223 | Apache Druid | 7 | Real Time Analytics, OLAP, Time Series, Columnar Database... |
| 224 | WebFlux | 6 | Java, Reactive Programming, Spring Framework, Web Framewo... |
| 225 | SPIRE | 6 | Security, Identity, Authentication, Zero Trust, Cloud Native |
| 226 | Apache TinkerPop | 6 | Graph Computing, Graph Database, Gremlin, Traversal, Anal... |
| 227 | Apache Logging Services | 6 | Logging, Log4j, Observability, Java, Cross Language |
| 228 | Rundeck | 5 | Automation, Orchestration, Job Scheduler, DevOps, Infrast... |
| 229 | Ratify | 5 | Security, Kubernetes, Supply Chain, Policy Enforcement, A... |
| 230 | Log4j | 5 | Java, Logging, Framework, Apache |
| 231 | Kafka Connect | 5 | Data Integration, Streaming, ETL, Apache Kafka |
| 232 | Fluentd | 5 | Logging, Data Collection, Open Source |
| 233 | CRI-O | 5 | Container Runtime, Kubernetes, OCI, Cloud Native |
| 234 | Apache Sedona | 5 | Geospatial, Spark, Flink, Spatial Analytics, Big Data |
| 235 | Apache NetBeans | 5 | IDE, Java, Development Tools, PHP, HTML5 |
| 236 | Apache Geode | 5 | In Memory, Distributed Cache, Data Management, Real Time,... |
| 237 | Apache Flume | 5 | Log Collection, Data Ingestion, HDFS, Hadoop, Streaming |
| 238 | KServe | 4 | Machine Learning, Kubernetes, Model Serving, Inference, M... |
| 239 | KEDA | 4 | Kubernetes, Autoscaling, Event-Driven, CNCF |
| 240 | K3s | 4 | Kubernetes, Container Orchestration, Edge Computing, DevO... |
| 241 | Apache Pinot | 4 | OLAP, Real Time Analytics, Distributed Database, Low Late... |
| 242 | Apache Doris | 4 | Analytical Database, MPP, Real Time Analytics, OLAP, SQL |
| 243 | Apache Accumulo | 4 | Key Value Store, Big Data, Hadoop, Security, Distributed ... |
| 244 | SPIFFE | 3 | Security, Identity, Authentication, Zero Trust, Cloud Native |
| 245 | Kubeflow Pipelines | 3 | Machine Learning, MLOps, Orchestration, Kubernetes, Workf... |
| 246 | Interlink | 3 | Kubernetes, Multi-Cluster, Networking, Service Mesh |
| 247 | Falco | 3 | Security, Runtime Security, Cloud Native, eBPF, Threat De... |
| 248 | Apache XML Graphics | 3 | XML, PDF, Graphics, FOP, PostScript |
| 249 | Apache Thrift | 3 | RPC, Cross Language, Code Generation, Serialization, Micr... |
| 250 | Apache Kudu | 3 | Columnar Storage, Hadoop, Analytics, Fast Data, Storage E... |
| 251 | Apache Jena | 3 | Semantic Web, RDF, SPARQL, Linked Data, Knowledge Graph |
| 252 | Apache Gora | 3 | ORM, NoSQL, Hadoop, Data Persistence, Big Data |
| 253 | Apache Dubbo | 3 | RPC, Microservices, Java, Service Discovery, Service Gove... |
| 254 | Apache Directory | 3 | LDAP, Kerberos, Directory Service, Identity Management, Java |
| 255 | Apache CXF | 3 | Web Services, REST, SOAP, Java, JAX-WS |
| 256 | Apache Archiva | 3 | Repository Management, Maven, Artifact Repository, Java, ... |
| 257 | Telepresence | 2 | Kubernetes, Development Tools, Microservices, Debugging |
| 258 | Rook | 2 | Kubernetes, Storage, Cloud Native, Orchestration |
| 259 | RocksDB | 2 | RocksDB |
| 260 | Pixie | 2 | Observability, Kubernetes, Monitoring, eBPF |
| 261 | Kuma | 2 | Service Mesh, Envoy, Kubernetes, Multi Cloud |
| 262 | Dragonfly | 2 | Database, In-Memory, Cache, Key-Value Store |
| 263 | Apache Guacamole | 2 | Remote Desktop, VNC, RDP, SSH, Web Based |
| 264 | Apache ECharts | 2 | Data Visualization, Charting, JavaScript, Interactive, Da... |
| 265 | Apache CloudStack | 2 | Cloud Computing, IaaS, Virtualization, Cloud Management, ... |
| 266 | Apache Cayenne | 2 | ORM, Java, Database, Object Relational Mapping, Persistence |
| 267 | Ansible Roles | 2 | Automation, Infrastructure As Code, Configuration Managem... |
| 268 | Vitess | 1 | Database, MySQL, Distributed Systems, Sharding, Cloud Native |
| 269 | Strimzi | 1 | Kafka, Kubernetes, Operator, Messaging, Streaming |
| 270 | ORAS | 1 | Container Registry, OCI, Artifact Storage, Cloud Native |
| 271 | KAgent | 1 | AI Agents, Framework, Autonomous Systems |
| 272 | JMock | 1 | Java, Testing, Mocking |
| 273 | bootc | 1 | Container Images, Operating Systems, System Updates, Infr... |
| 274 | BFE | 1 | Load Balancer, Networking, Open Source, Traffic Management |
| 275 | Apache Zeppelin | 1 | Notebook, Data Analytics, Visualization, Interactive, Col... |
| 276 | Apache SkyWalking | 1 | APM, Observability, Distributed Tracing, Monitoring, Micr... |
| 277 | Apache ServiceMix | 1 | ESB, Integration, OSGi, Java, SOA |
| 278 | Apache Serf | 1 | HTTP Client, C, Networking, APR, High Performance |
| 279 | Apache Rya | 1 | RDF, Triple Store, Semantic Web, Accumulo, SPARQL |
| 280 | Apache Petri | 1 | Incubation, Community, Governance, Onboarding, ASF |
| 281 | Apache OpenWebBeans | 1 | CDI, Java, Dependency Injection, Jakarta EE, Lifecycle Ma... |
| 282 | Apache Mahout | 1 | Machine Learning, Linear Algebra, Scala, Distributed Comp... |
| 283 | Apache HttpComponents | 1 | HTTP, Java, Client Library, Networking, Web |
| 284 | Apache Gump | 1 | Continuous Integration, Testing, Java, Build Tool, Compat... |
| 285 | Apache Geronimo | 1 | Application Server, Java EE, Enterprise, Deployment, Jaka... |
| 286 | Apache Cocoon | 1 | Web Framework, XML, Pipeline, Content Management, Java |
| 287 | Apache BVal | 1 | Java, Validation, Bean Validation, JSR-303, Data Integrity |
| 288 | Zot | 0 | Decentralized, Social Networking, Federation, Privacy |
| 289 | werf | 0 | DevOps, CI/CD, Kubernetes, Deployment, GitOps |
| 290 | Vineyard | 0 | Distributed Systems, Python, Metadata Management, Big Dat... |
| 291 | TiKV | 0 | Database, Distributed Systems, Key-Value Store, ACID, Ope... |
| 292 | Thymeleaf | 0 | Java, Template Engine, Server-Side Rendering |
| 293 | Spring Batch 5.1 | 0 | Batch Processing, Spring Framework, Java, Enterprise |
| 294 | Score | 0 | Evaluation, AI, Scoring |
| 295 | Perses | 0 | Monitoring, Dashboards, Visualization, Time Series, Open ... |
| 296 | Oxia | 0 | Metadata Store, Coordination Service, Distributed Systems... |
| 297 | Ory Talos | 0 | API Key Management, Authentication, API Tokens, Authoriza... |
| 298 | mod_tcl | 0 | mod_tcl |
| 299 | mod_perl | 0 | mod_perl |
| 300 | Lean | 0 | Theorem Prover, Formal Verification, Dependent Types, Pro... |
| 301 | kpt | 0 | Kubernetes, Configuration Management, Infrastructure as C... |
| 302 | KCL | 0 | Configuration Language, Policy As Code, Cloud Native, Inf... |
| 303 | KAITO | 0 | Kubernetes, AI, Machine Learning, Operator, Inference |
| 304 | Hexa | 0 | Data Analytics, Collaboration, Data Workspace |
| 305 | HAMI | 0 | Technology |
| 306 | Fluid | 0 | CSS Framework, Responsive Design, Front-End |
| 307 | Eclipse RDF4J | 0 | Java, RDF, Semantic Web, Graph Database, SPARQL |
| 308 | Chaos Mesh | 0 | Chaos Engineering, Kubernetes, Testing, Resilience, Cloud... |
| 309 | Apache YuniKorn | 0 | Resource Scheduling, Kubernetes, YARN, Batch Processing, ... |
| 310 | Apache Yetus | 0 | Release Auditing, Documentation, CI, Contribution Managem... |
| 311 | Apache Xerces | 0 | XML Parser, DOM, SAX, Validation, Java |
| 312 | Apache Xalan | 0 | XSLT, XML, Transformation, Java, Text Processing |
| 313 | Apache Wicket | 0 | Web Framework, Java, Component Based, Markup Separation, ... |
| 314 | Apache Whimsy | 0 | ASF, Governance, Tools, Community, Administration |
| 315 | Apache Web Services | 0 | Web Services, SOAP, WSDL, XML, Java |
| 316 | Apache Velocity | 0 | Template Engine, Java, Code Generation, Web Development, ... |
| 317 | Apache VCL | 0 | Cloud Computing, Virtual Lab, On Demand, Provisioning, Ed... |
| 318 | Apache Unomi | 0 | CDP, Personalization, Customer Data, Context Server, Privacy |
| 319 | Apache UIMA | 0 | Unstructured Data, Text Analytics, NLP, Content Analytics... |
| 320 | Apache TomEE | 0 | Application Server, Jakarta EE, Tomcat, Enterprise, Java |
| 321 | Apache Tika | 0 | Content Extraction, Metadata, Text Extraction, File Parsi... |
| 322 | Apache SystemDS | 0 | Machine Learning, Data Science, Linear Algebra, Distribut... |
| 323 | Apache Syncope | 0 | Identity Management, Provisioning, Compliance, Enterprise... |
| 324 | Apache Streams | 0 | Activity Streams, Social Data, Integration, Analytics, Da... |
| 325 | Apache StreamPipes | 0 | IoT, Stream Processing, Self Service, Industrial IoT, No ... |
| 326 | Apache Steve | 0 | Voting, Governance, ASF, Community, Elections |
| 327 | Apache SpamAssassin | 0 | Email Filtering, Spam Detection, Anti Spam, Perl, Email S... |
| 328 | Apache SINGA | 0 | Deep Learning, Distributed Training, Machine Learning, Ne... |
| 329 | Apache Shiro | 0 | Security, Authentication, Authorization, Java, Cryptography |
| 330 | Apache ShardingSphere | 0 | Database Middleware, Sharding, Distributed Database, Encr... |
| 331 | Apache ServiceComb | 0 | Microservices, Service Mesh, Java, Cloud Native, Service ... |
| 332 | Apache SeaTunnel | 0 | Data Integration, ETL, Batch Processing, Real Time, Data ... |
| 333 | Apache SDAP | 0 | Earth Science, Satellite Data, Analytics, Scientific Comp... |
| 334 | Apache Santuario | 0 | XML Security, Digital Signatures, Encryption, Java, Stand... |
| 335 | Apache Samza | 0 | Stream Processing, Kafka, Hadoop, YARN, Distributed Compu... |
| 336 | Apache RocketMQ | 0 | Messaging, Streaming, Distributed, Low Latency, High Thro... |
| 337 | Apache Ratis | 0 | Consensus, Raft, Distributed Systems, Java, Replication |
| 338 | Apache Qpid | 0 | Messaging, AMQP, Enterprise, Cross Platform, Message Broker |
| 339 | Apache Portals | 0 | Portal, Java, Portlet, Enterprise, Web Framework |
| 340 | Apache PLC4X | 0 | Industrial IoT, PLC, Protocol Adapter, OT, Manufacturing |
| 341 | Apache Pivot | 0 | RIA, Java, Ui Components, Data Binding, Desktop Applications |
| 342 | Apache Phoenix | 0 | SQL, HBase, OLTP, Analytics, Low Latency |
| 343 | Apache Pekko | 0 | Actor Model, Concurrency, Distributed Systems, JVM, Reactive |
| 344 | Apache PDFBox | 0 | PDF, Java, Document Processing, Text Extraction, Content ... |
| 345 | Apache OpenWhisk | 0 | Serverless, FaaS, Cloud Native, Event Driven, Functions |
| 346 | Apache OpenNLP | 0 | NLP, Machine Learning, Text Processing, Tokenization, Nam... |
| 347 | Apache OpenMeetings | 0 | Video Conferencing, Collaboration, Whiteboard, Instant Me... |
| 348 | Apache OFBiz | 0 | ERP, CRM, E Commerce, Enterprise, Business Automation |
| 349 | Apache NuttX | 0 | RTOS, Embedded Systems, IoT, POSIX, Microcontrollers |
| 350 | Apache Nutch | 0 | Web Crawler, Search Engine, Crawling, Indexing, Big Data |
| 351 | Apache Mynewt | 0 | RTOS, Embedded Systems, IoT, BLE, Microcontrollers |
| 352 | Apache MyFaces | 0 | JSF, Java, Web Ui, Component Based, Jakarta EE |
| 353 | Apache Mod_perl | 0 | Perl, Apache HTTP, Web Development, mod_perl, Dynamic Con... |
| 354 | Apache Mnemonic | 0 | Non Volatile Memory, Java, C, Persistent Memory, Storage |
| 355 | Apache ManifoldCF | 0 | Content Integration, Connectors, Search Indexing, Crawlin... |
| 356 | Apache MADlib | 0 | Machine Learning, SQL, In Database Analytics, Big Data, S... |
| 357 | Apache Lucene.NET | 0 | Search Engine, .NET, Full Text Search, Indexing, C# |
| 358 | Apache Linkis | 0 | Middleware, Computation, Data Engines, Task Management, G... |
| 359 | Apache Libcloud | 0 | Multi Cloud, Python, Cloud Abstraction, IaaS, API |
| 360 | Apache Kyuubi | 0 | Multi Tenant, JDBC, Analytics, Spark, Data Management |
| 361 | Apache Kylin | 0 | OLAP, Analytics, Hadoop, Spark, Sub Second Queries |
| 362 | Apache Kvrocks | 0 | Key Value, NoSQL, Redis Compatible, RocksDB, Distributed ... |
| 363 | Apache Kibble | 0 | Community Analytics, Visualization, Software Projects, Ac... |
| 364 | Apache Karaf | 0 | OSGi, Application Runtime, Java, Enterprise, Modularity |
| 365 | Apache Juneau | 0 | REST, Java, Marshalling, Microservices, Serialization |
| 366 | Apache JSPWiki | 0 | Wiki, Java, Content Management, Collaboration, Web Applic... |
| 367 | Apache Johnzon | 0 | JSON, Java, JSON Processing, JSON Binding, Serialization |
| 368 | Apache jclouds | 0 | Multi Cloud, Java, Cloud Abstraction, Portable, IaaS |
| 369 | Apache IvyDE | 0 | Eclipse, IDE Plugin, Dependency Management, Ivy, Java |
| 370 | Apache IoTDB | 0 | Time Series, IoT, Database, Compression, Edge Computing |
| 371 | Apache InLong | 0 | Data Integration, Data Ingestion, Streaming, Batch Proces... |
| 372 | Apache HAWQ | 0 | SQL On Hadoop, MPP, Analytics, Hadoop, Enterprise |
| 373 | Apache Gobblin | 0 | Data Ingestion, ETL, Data Integration, Batch Processing, ... |
| 374 | Apache Fluo | 0 | Incremental Processing, Accumulo, Distributed Computing, ... |
| 375 | Apache Flex | 0 | RIA, ActionScript, Cross Platform, Ui Framework, Flash |
| 376 | Apache Flagon | 0 | Usability Testing, User Analytics, Instrumentation, UX, B... |
| 377 | Apache Fineract | 0 | Fintech, Core Banking, Financial Inclusion, Microfinance,... |
| 378 | Apache EventMesh | 0 | Event Driven, Microservices, Event Mesh, Messaging, Cloud... |
| 379 | Apache Empire-db | 0 | Database, Java, SQL, Persistence, Type Safe |
| 380 | Apache DolphinScheduler | 0 | Workflow Scheduler, DAG, Distributed, Visual Programming,... |
| 381 | Apache DeltaSpike | 0 | CDI, Java EE, Extensions, Jakarta EE, Dependency Injection |
| 382 | Apache DataSketches | 0 | Streaming Algorithms, Approximate Computing, Big Data, Sk... |
| 383 | Apache DataFu | 0 | Hadoop, Pig, Spark, UDFs, Data Processing |
| 384 | Apache Daffodil | 0 | Data Parsing, DFDL, Fixed Format, XML, Data Transformation |
| 385 | Apache cTAKES | 0 | NLP, Healthcare, Clinical Text, Medical Records, Text Mining |
| 386 | Apache Creadur | 0 | License Compliance, Auditing, Legal, Software Distributio... |
| 387 | Apache Community Development | 0 | Community, Mentoring, Onboarding, Open Source, Governance |
| 388 | Apache Celix | 0 | OSGi, C, C++, Modularity, Embedded Systems |
| 389 | Apache CarbonData | 0 | Columnar Storage, Big Data, Analytics, Indexing, Hadoop |
| 390 | Apache Calcite | 0 | SQL, Query Optimization, Data Management, Federation, JDBC |
| 391 | Apache BuildStream | 0 | Build System, CI/CD, Reproducible Builds, Integration, Au... |
| 392 | Apache BRPC | 0 | RPC, C++, High Performance, Microservices, Networking |
| 393 | Apache Brooklyn | 0 | Application Management, Cloud, Deployment, Orchestration,... |
| 394 | Apache Bigtop | 0 | Big Data, Packaging, Testing, Hadoop, Deployment |
| 395 | Apache Bahir | 0 | Connectors, Spark, Flink, Extensions, Streaming |
| 396 | Apache AsterixDB | 0 | Big Data, Semi Structured Data, NoSQL, Query Processing, ... |
| 397 | Apache Aries | 0 | OSGi, Java, Enterprise, Modularity, Component Framework |
| 398 | Apache APISIX | 0 | API Gateway, Cloud Native, Traffic Management, Microservi... |
| 399 | Apache AntUnit | 0 | Testing, Ant, Unit Testing, Build Tool, Java |
| 400 | Apache Ant | 0 | Build Tool, Java, Automation, XML, Compilation |
| 401 | Apache Ambari | 0 | Hadoop, Cluster Management, Monitoring, Provisioning, Adm... |
| 402 | Apache Allura | 0 | Forge, Project Management, Source Code, Collaboration, Wiki |
| 403 | Apache Airavata | 0 | Scientific Computing, Distributed Computing, Workflow, Ga... |
| 404 | Apache AGE | 0 | Graph Database, PostgreSQL, openCypher, Extension, Query ... |
| 405 | Akri | 0 | Kubernetes, IoT, Edge Computing, Device Management |